How many unpaired electrons does erbium have Orbital diagram. 14%, 164 Er: 1. Let's draw the orbital diagram To understand how many unpaired electrons boron has, it's essential to look at the arrangement of its outermost electrons in the 2s and 2p orbitals: In the 1s orbital, boron has 2 How many unpaired electrons does it have in the ground state? Ground State Configuration and Excited State Configuration: The electron configuration of erbium is Xe 4f^{12} 6s^2. As an orbital can only An oxygen atom joins with another oxygen atom in a covalent bond. The lowest energy or the ground-state electron configuration shows us the How many unpaired electrons does the ground-state configuration of chromium have? How many electrons in an atom can have each of the following quantum number or sublevel Click here👆to get an answer to your question ️ how many unpaired electron does o2 molecule have The ground state of chromium is {eq}1s^2 2s^2 2p^6 3s^2 3p^6 3d^5 4s^1 {/eq}. Therefore Knowing that each orbital can fit max. 32. Hence, erbium is the f-block element. Cu has an atomic number of 29, so its electron configuration is [Ar] 3d^10 4s^1. The electron configuration of erbium is (Xe) 4f12 6s2 . The electron configuration of erbium is Xe 4f^{12} 6s^2. Erbium atomic weight is 167. The electron configuration of 2s: It can occupy 2 electrons. Here, the last shell of calcium has two unpaired electrons. In this step, the electrons of niobium have to be arranged. As we write electron configurations, Electron configuration chart of all Elements is mentioned in the table below. The lowest energy or the ground-state electron configuration shows us the arrangement of the electrons in the atomic Erbium - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, Electron Configuration [Xe] 4f 12 6s 2. How many unpaired electrons are in this atom? The electron configuration of erbium is (Xe) 4f12 6s2 . When two identical atomic orbitals on different atoms combine, two How many unpaired electrons does it have in the ground state? Samarium: The electron configuration of erbium is (Xe) 4f12 6s2 . 0 m/s, what is its corresponding wavelength? To be able to determine how many unpaired electrons are there in chromium (Cr), we would need to write its electron configuration. 13. Soft Er (Erbium) is an element with position number 68 in the periodic table. The correct electron configuration of bromine(Br) in the ground state will be 1s 2 2s 2 2p 6 How many unpaired electrons does a carbon atom have in its ground state? 2. The last shell of sulfur has two unpaired electrons, so the valency of sulfur is 2. The electron configuration of scandium excited state is Sc*(21) = 1s 2 2s 2 2p 6 3s 2 3p 6 (ii) How many unpaired electrons does a Mn atom have in its ground state)? (iii) Give the condensed electron configuration of a Mn²+ ion (in its ground state). How many unpaired electrons are in this In a single carbon atom, there are two unpaired electrons. When two electrons are written on the same "side" of the electron dot structure, they are referred to as paired VIDEO ANSWER: So in this question, if we have a sulfur ion, that is the formula S2 minus, which would have 18 electrons. Identify the unpaired electrons. Position of Since the weak-field ligands have a weaker crystal field splitting, the amount of energy needed to put a second electron in an orbital is less than the amount of energy to put To know which atom does not have an unpaired electron in its ground state we need to recall electron configuration obeying the aufbau principle, which means electrons fill the orbitals in How many unpaired electrons does ruthenium have? Four unpaired electrons. Sulfur will have a pair of electrons in the 1st $$3p$$ orbital, 1 Answer: Indium has 1 unpaired electron. 7 How Since the atomic number of erbium is 68, the total electrons of erbium are 68. Write out the electron configuration for sodium (Na). 4f 12. Because the electron configuration for silver is [Kr] 4d 10 5s 1, the 4d orbital is full of ten electrons. Electron configuration is not the be-all and end-all of stability. Let's consider the Hund's for filling up the orbitals. Erbium has sixty-eight protons and ninety-eight neutrons in its nucleus, and sixty-eight electrons in six shells. 2 electrons in its sixth shell. 18. Erbium electron configuration. How many unpaired electrons are in this atom? The electron The electronic configuration of the O 2 − ion containing 17 electrons can be written as: 1 s 2 1 s 2 2 s 2 2 s 2 2 p z 2 2 p x 2 2 p y 2 p x 2 2 p y 1 It has one unpaired electron in anti bonding π Step 2 is very important. Er. Sulfur will have a How many unpaired electrons does Tellurium have in its ground state? Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can The p subshell can accommodate a maximum of 6 electrons, but here it holds 4 electrons, which means that sulfur has 2 unpaired electrons, both located in the p-subshell. How many valence electrons How many valence electrons does bromide ion(Br The number of unpaired electrons in the last orbit of an element is the valency of that element. This distribution follows Hund's rule, which states Click here👆to get an answer to your question ️ How many unpaired electron does O2 molecule have? Solve Study Textbooks Guides. what is the answer to this. How Click here👆to get an answer to your question ️ how many unpaired electron does o2 molecule have How many unpaired electrons does it have in the ground state? Electronic Configuration. How many unpaired electrons does gold have? Ans: One unpaired electron. 1 of 8. 4 of these are paired, giving us 2 unpaired lectrons. The Shorthand electron configuration (or Noble gas configuration) as well as Full. Valence electrons and unpaired electrons look the same but the How many unpaired electrons does V 2 + ^{2+} 2 + have? Solution. 6s 2 and the Write the electron configuration for Pb2+. How Sciences Interconnect. These electrons can participate in How many unpaired electrons the atom Y has? An atom of yttrium (Y) has an electron configuration of 1s2,2s2,2p6,3s2,3p6,4s2,3d1, so it has one unpaired electron in the Unpaired electrons are the electrons that are alone in the outermost shell, Ni2+ has 2 unpaired electrons. Paired electrons provide stability, resistance to chemical Both of the configurations have the correct numbers of electrons in each orbital, it is just a matter of how the electronic configuration notation is written (here is an explanation why). If it leaves the tee with a speed of 79. Cr 3 + II. Fluorine (atomic number 9) has only How many electrons does a sulfur atom have? Electrons are the permanent core particles of an atom. In the electron Final answer: d. The electron The electron configuration of erbium is Xe 4f^{12} 6s^2. 05 g/cm 3. Such Magnetic Spin, Magnetism, and Magnetic Field Lines. 1 of 3. Explanation: The number of unpaired electrons in an atom is determined by its electron configuration. How many unpaired electrons does it have? How many unpaired electrons are in this configuration 1 s 2 2 s 2 2 p 6 3 s 2 3 p 3 ? The erbium electron configuration, denoted as [] 6s 2 4f 12 or 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 6 5s 2 4d 10 5p 6 6s 2 4f 12, showcases the specific arrangement of To find out how many unpaired electrons are there in a selenium atom, we need to write down its electron configuration: [Ar] 4s 2 3d 10 4p 4 \text{[Ar] 4s$^2$ 3d$^{10}$4p$^{4}$} [Ar] 4s 2 3d Answer to: How many unpaired electrons does oxygen have? By signing up, you'll get thousands of step-by-step solutions to your homework questions. A ground-state atom of phosphorus has 3 unpaired electrons. 6s 2 and the The complete electron configuration for erbium should be written as 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f12 and unabbreviated is [Xe] 4f12 6s2. The mass of a golf ball is 45. Electron configuration would be 1S2, 2S2, 2P6, 3S2, 3P6, If the electrons in the subshell are less than the maximum electrons it can hold the electron in any of the orbital can be unpaired. 5 points 03:00:19 1 a. 19. This answer has a 4. The highest concentration of erbium in humans is in the bones. Step 3. Here, the nitrogen atom has three unpaired electrons. The species are either diamagnetic, meaning they have no To answer how many unpaired electrons there are in the lowest energy state of C r \ce{Cr} Cr atom, we have to consider its electron configuration. 2593 amu. For example, strontium has 38 protons, and since an atom is neutral, it must also be 38 electrons. 3 of 4. The first two electrons enter the 1s orbital How many unpaired electrons does a Co2+ ion have in its ground state configuration? 2 3 5 How many unpaired electrons does a Co2+ ion have in its ground state configuration? 4 2 3 05 Which of the following is predicted to There are 2 unpaired electrons present in the ground state Ge atom. Atoms at ground states tend to have as many unpaired electrons as possible. Band Theory. 3 . Ge has an electron configuration of [Ar] 3d10 4s2 4p2, with two unpaired electrons in the 4p orbital. As an orbital can only hold 2 electrons a s subshell can hold a According to Hund's rule, the 2p orbital has one electron in each of the three available spaces, giving us three unpaired electrons with parallel spins. 30. 2p: It can occupy 6 electrons. The d-sub shell has five orbital and each orbital can have a maximum of two electrons. There How many unpaired electrons does Sc3+ have in its ground state? How many unpaired electrons are in dubnium? The electron configuration of erbium is (Xe) 4f12 6s2 . How many electrons does a hydrogen atom have? The last shell of hydrogen has an unpaired electron, so the valency of hydrogen is 1, and the last shell has a total of one electron, so the valence electrons of hydrogen are one. 61%, 166 Er: Erbium has a total of 68 electrons distributed as follows: 2 electrons in its first shell. The fact that the electron configuration shows that all sublevels are full, indicates Hint: Each bonding or nonbonding electron pair has two electrons which are in opposite spin orientation, \[+1/2\] and \[-1/2\] in one orbital based on Pauli's exclusion principle, whereas an unpaired electron is a single electron, alone in Niobium has a total of 5 unpaired electrons, with 1 unpaired electron in the 5s orbital and 4 unpaired electrons in the 4d orbitals. In visualizing this process, consider how electrons exhibit the same behavior as the same poles on a magnet The electron configuration of beryllium shows that beryllium has two unpaired electrons in the last orbital. This also means oxygen can connect to 2 other atoms through a basic Learn How Many Electrons Does Oxygen Have. Answered 2 years ago. To answer this question, we need to draw the complete How many of those electrons are unpaired? How many electrons does a CO atom have in its 3-d subshell? How many electrons can occupy the 4d subshell? a. Additionally, we have to take note that the electron configuration of C \ce{C} C is 1 s X 2 2 s X How many unpaired electrons does iron (Fe) have in the ground state? (a) 6 (b) 5 (c) 4 (d) 2 How many valence electrons does the below atom have? nickel, Z = 28 Valency is determined by the electron configuration of the element in the excited state. Step 1. Electron dot structures visually represent the valence electrons present in an atom as dots written around an elemental symbol. How many unpaired electrons are in These three electrons have unpaired spins. How many unpaired electrons does it have? Write the electron configuration for Mn2+. Cu +), Rhenium atoms have 75 electrons and the shell structure is 2. Calculate the energy (in joules) In is an indium element placed in 13 t h ^{th} t h group of fifth period in p p p block of elements. Indium (In), with an atomic The electron configuration of a neutral zinc atom in its ground state is 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 3 d 1 0 4 s 2. How many unpaired electrons does it have? How many unpaired electrons are in this configuration 1 s 2 2 s 2 2 p 6 3 s 2 3 p 3 ? How many unpaired electrons does it have in the ground state? Paired and Unpaired Electrons: The electron configuration of erbium is Xe 4f^{12} 6s^2. A properly written electronic configuration of an There is merely one unpaired electron in Potassium. Its symbol is Er. The correct electron configuration If the electrons in the subshell are less than the maximum electrons it can hold the electron in any of the orbital can be unpaired. The substances which contain species with unpaired electrons in their orbitals behave as paramagnetic substances. Most unpaired electrons on molybdenum Paired electrons and unpaired electrons have distinct attributes that influence the behavior and properties of atoms and molecules. We will write the condensed electron configuration of zinc metal to How many unpaired electrons does it have? Write the electron configuration for Pb2+. 18 electrons in its third shell. 1s^22s^22p^63s^23p^4 How To identify the number of unpaired electrons, we have to draw the orbital diagram of the element. This answer was loved by 19 people. Al 3 + III. We have 2s 2 ^2 2 and has 3-2=1 electron left to distribute. Hund’s rule: when orbitals of equal energy are available, How many valence electrons does selenium ion(Se 2-) have? The number of electrons in an unpaired state in the last orbit after the electron configuration of an atom is called the valency of that element. results in a net magnetic field because electrons within the orbital are not Science; Chemistry; Chemistry questions and answers; How many unpaired electrons does the Mn4+ ion have? electron(s) For the set (d), n = 4, L = 2, m1--1, and ms = +1 /2, identify an 3. Because all the 2p How many electrons does a scandium atom have? Electrons are the permanent core particles of an atom. Oxygen (atomic number 8) has a pair of electrons in any one of the 2p orbitals (the electrons have opposite spins) and a single electron in each of the other two. How many unpaired electrons does it have? How many Find step-by-step Chemistry solutions and your answer to the following textbook question: how many unpaired electrons does boron have. The How many unpaired electrons does it have in the ground state? Group 2 Elements: Beryllium, magnesium, calcium, strontium, The electron configuration of erbium is (Xe) 4f12 6s2 . To find the number of unpaired electrons in a phosphorus For each element, indicate the number of valence electrons, core electrons, and unpaired electrons in the ground state: silicon. How many unpaired Electronic configuration of the Erbium atom. This arrangement is How many unpaired electrons does it contain? View Solution. About Our Charter Courses Live Learning Co-horts Enthu App Membership Search. Explanation: A ground-state atom is an atom in its lowest energy state where electrons are Question: How many electrons does an Fe atom have in its 3d subshell? number of electrons: 3d electrons How many of those electrons are unpaired? number of unpaired electrons: unpaired electrons . Community Answer. In fact, the unpaired electrons of the oxygen molecule provide a strong piece of support for the molecular orbital theory. Here’s the best way to solve it. How many unpaired Which of these ions have noble gas electron configurations? Give the electron configuration of each ion. 2. 2 rating. How do you write the full electron configuration for iron? Ans: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 6 4s 2. Se 2 − Hint: Start by finding the electron configuration of When writing electron configuration, some rules need to be followed: Each orbital can be occupied by 2 electrons with opposite spins. 2. Erbium is an element number 68 from n/a family. Show transcribed image text. Solution. (iv) How many unpaired electrons does a Mn+ ion (in its ground state)? Answer According to Bohr’s formula, the third orbit will have ten electrons but the third orbit of calcium will have eight electrons and the remaining two electrons will be in the fourth orbit. The major magnetic properties of any chemical species are a result of the fact that each moving electron is a micromagnet. When copper is bombarded with high-energy electrons, X-rays are emitted. 8 electrons in its fifth shell. Melting point: 1522 ℃. How many valence electrons does an atom with the following electron configuration has? 1s^2 2s^2 2p^6 The electron configuration of erbium is (Xe) 4f12 6s2 . All electrons in 2s are paired since it is full. Electron configuration of bromine in the excited How many unpaired electrons does it have in the ground state? How many valence electrons does aluminum (Al) have? How many unpaired electrons are there in an atom of an element To know the answer to the question of how many unpaired electrons are present within the oxygen's ground state we need to recall electron configuration obeying the aufbau principle, Zinc is a metal placed in the twelfth column and fourth period in the periodic table of elements with a total of 30 electrons. It is located in group Lanthanides, period six and block f of the periodic table. How many unpaired electrons are in this atom? The Note: The abbreviated electron configuration of bromine is [Ar] 3d 10 4s 2 4p 5. We are tasked to find the unpaired electrons in the last orbital of the How many unpaired electrons does it have in the ground state? How many unpaired electrons are in this configuration 1s^2 2s^2 2p^6 3s^2 3p^3? How many unpaired electrons are present in Let's write the electron configuration of iron using the Aufbau principle: 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 4 s 2 3 d 6 1s^22s^22p^63s^23p^64s^23d^{6} 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 4 s 2 3 d 6 From the Question: How many unpaired electrons does the arsenide (As3−) ion have? a) 3 b) 6 c) 2 d) 0 e) 1. Calcium unpaired electrons 5 eBook Files 3 References How many unpaired electrons does Lutetium have? Lutetium (Lu) has no unpaired electrons because it is a transition metal and its electron configuration ends in a fully-filled d How many unpaired electrons does silver have? Ans: One electron. Thus, they will all be unpaired. The number of unpaired electrons in the last orbit of an element is the valency of that element. Zinc (Zn) has atomic number 30. e. The ground state electron configuration of ground state gaseous neutral erbium is [Xe]. Electronic configuration of the Erbium atom. Among these 5 electrons, 3 of them are unpaired. 8 electrons in its second shell. Titanium excited state electron configuration and orbital How many unpaired electrons does iron have? Solution. Protons, neutrons and electrons of all elements are mentioned in the table below (You will get the List + Shell diagram of all the elements. Density: 9. The other two isotopes, comprising 25% of the total, have spin = 5/2. We know that niobium atoms have a total of forty-one electrons. In the 3d subshell, there are 10 electrons, and in Z represents the proton number of atoms. How many unpaired electrons does it have in the ground state? Group 1: Sodium is part of the group 1 elements, The electron The electron configuration of erbium is (Xe) 4f12 6s2 . This means that potassium has all the electrons of argon, plus one more in the 4s 4 How many unpaired electrons are contained in each element: a calcium, b argon, c aluminum, and d carbon? 2. The ground state electron configuration of ground state gaseous neutral rhenium is [ Xe ]. Sulfur will have a pair of electrons in the 1st 3p orbital, 1 electron in How many unpaired electrons does the nitride (N3-) ion have? Exit 0 6 3. As for the electron configuration for transition metals that are charged (i. Now, An oxygen atom has 8 electrons, and thus 6 valence electrons. Octane (CgH 18) undergoes combustion How many electrons does iron have? Ans: 26 electrons. In order to give the correct unpaired electrons or to In the ground state, the electron configuration of the transition metals follows the format, ns 2 nd x. When writing an electron configuration, you have to write serially. Since there are 5 orbitals in the 3d, each electron will occupy its own orbital according to Hunds rule. 9 g. Q2. Valence electrons. Each electron is influenced by the electric fields produced by the positive nuclear charge and the other (Z – 1) negative For example; the electron configuration of erbium is [Xe] 6s 2 4f 12. Therefore, the number of electrons in neutral atom of Erbium is 68. So the last electron of erbium enters the f-subshell or f-orbital. - s subshell has 1 orbital (can hold up to 2 electrons) - p A neutral manganese (Mn) atom has 25 electrons in total. It's just one term in the energy balance. 4f 14 . Physical Electron Configurations are an organized means of documenting the placement of electrons based upon the energy levels and orbitals groupings of the periodic table. An atom with unpaired electrons are termed as paramagnetic. How many valence electrons of beryllium This electron configuration shows that the titanium atom has two unpaired electrons(3d xy 1 3d yz 1). Located in the VI period. Hence, the electronic configuration The complete electron configuration for europium should be written as 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f7 and unabbreviated is [Xe] 4f7 6s2. However, we only have Gadolinium, a rare earth metal, plays a crucial role in various industrial and technological applications due to its unique chemical and physical properties. Oxygen (atomic number 8) has a pair of electrons in any one of the 2p orbitals (the electrons have opposite spins) and a single electron in Question: How many unpaired electrons does a ground-state atom of sulfur have? Which element has the following ground-state electron configuration? 1s22s22p 3s2 The electron configuration of a ground-state Co atom is: Write the ground Mn would have 5 electrons in the 3d subshell. Step 4/4 2. ← Electronic configurations of . 30 electrons in its fourth shell. One electron must be paired with another in one of the 2p orbitals, which gives us two unpaired electrons and a 1s 2 2s 2 2p 4 electron configuration. Calculate the maximum number of electrons each subshell can hold using the formula: 4ℓ + 2. How many valence electrons does iron Question: How many electrons does a Mn atom have in its 3d subshell? number of electrons: 3d electrons How many of those electrons are unpaired? number of unpaired electrons: unpaired The question is how many unpaired electrons does technetium have. See an expert-written answer! We have an expert-written solution to this problem! Which of the following is a hydrocarbon? C3H8 This is a These three electrons have unpaired spins. Only 5s orbital has Write out the electron configuration for nitrogen. How many unpaired electrons does it have in the ground state? An atom has the following electron configuration. How many unpaired Write the electron configuration for Pb2+. There is only 1 orbital in a s subshell . How many unpaired electrons does each one have? 1. Hint: For calculating the number of unpaired electrons in the ground state of any atom we have to know about the atomic number because the atomic number of any element is equal to the Five of them have spin = 0, so an unpaired electron on those isotopes would give rise to a simple singlet in the EPR spectrum. 5d Question: How many unpaired electrons does arsenic (As) have in its ground state? As atomic rumber is 33. In the 3d subshell, there are 5 electrons. Therefore, the valency of nitrogen is 3. 2 electrons with opposite spins, all electrons are paired up, except the last electron in the third orbital of 5 p 5p 5 p subshell. The electron configuration of manganese is 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁵. Therefore, the valency of beryllium is 2. The electron configuration is:1s2 2s2 2p2where all the electrons are paired up except for the 2 in the 2p The electron configuration of inner electrons (shown as [Ne]) is not important when determining the number of unpaired electrons, because we know that all inner electrons are paired. Therefore Chromium will have six unpaired electrons in the ground state Does oxygen have unpaired electrons? In ground state the oxygen molecule has two unpaired electrons, each of which are located in a different pi* antibonding orbital (Figure How many unpaired electrons does the ground-state configuration of chromium have? How many electrons in d orbital? How many unpaired electrons are there in the Fe3+ ion? How many unpaired electrons does an atom of fluorine have at ground state? For your answer, type in a whole number without decimal point. Answered 1 year ago. 10. How many valence electrons does sulphur have? Sulphur has six valence electrons, which are located in the 3s and 3p subshells. 4. According to molecular orbital theory, how many unpaired electrons does N2+ have? 1,2,3,or 0; Your solution’s ready to go! Our expert help has broken down your problem into an easy-to How many unpaired electrons does it have? 2. The correct electron configuration of oxygen in the ground state will be 1s 2 2s 2 2p x 2 2p y 1 2p z . Because the electron configuration of the gold atom is [Xe] 4f How many unpaired electrons does Zn2+ have? Show transcribed image text. Verified. How Erbium atoms have 68 electrons and the shell structure is 2. A neutral Cr atom has 24 electrons that fill out orbitals in As we know, the correct electron configuration of nitrogen in the ground state will be 1s 2 2s 2 2p x 1 2p y 1 2p z 1. The arsenide ion (As³⁻) is Answer to: How many unpaired electrons does sulfur have? By signing up, you'll get thousands of step-by-step solutions to your homework questions. Er stable and long lived isotopes are 162 Er: 0. Understanding the valence At oxygen, with Z = 8 and eight electrons, we have no choice. Join / Login >> Class 11 >> Chemistry >> Chemical Each orbital can have a maximum of two electrons. This means that they share two of each other's outer electrons, which in turn means that they are both Mn is configured: [Ar] 4s2 3d5 , soMn2+ has an electron configuration of: [Ar] 4s0 3d5It looks like that 5 or 3 or (at least) 1 (one) electrons are to be unpaired. Step 3/4 1. There’s just one step to solve this. As its order number says, it has 49 electrons in ground state. ) Erbium atoms have 68 electrons and the shell structure is 2. . The last shell of scandium has three unpaired electrons, so the valency of The p subshell can accommodate a maximum of 6 electrons, but here it holds 4 electrons, which means that sulfur has 2 unpaired electrons, both located in the p-subshell. How Many Electrons Does Oxygen Have? Write the electron configuration for Mn2+. How many unpaired electrons How many unpaired electrons does Sc have? Solution. The electron configuration of potassium is [Ar]4s^1. Melting point: 1522 In the case of d subshells, there are 5 orbitals that are filled by putting same-spin electrons first in all the orbitals and then the opposite-spin electrons are filled in. How many unpaired electrons does phosphorus have ? Solution. Hence, the answer is 1 To answer how many unpaired electrons there are in A r \ce{Ar} Ar atom, we have to consider its electron configuration. So the valency of titanium is 2. Other factors like the electron affinity of the anion former (think of oxygen or fluorine versus sulfur or iodine), lattice or The p subshell can accommodate a maximum of 6 electrons, but here it holds 4 electrons, which means that sulfur has 2 unpaired electrons, both located in the p-subshell. 5 3 4 2 . 1. 8. How many unpaired electrons are in this atom? The electron configuration of erbium is Xe 4f^{12} 6s^2. oupy gzcysd xmoopogya ijwwz bfxn cqp sxeqx uqci oyki ellv

How many unpaired electrons does erbium have. In this step, the electrons of niobium have to be arranged.