Easy
The electronic configuration of $Cu$ is
- A$[Ne] 3s^{2}, 3p^{6}, 3d^{9}, 4s^{2}$
- B$[Ar] 3d^{10}, 4s^{1}$
- C$[Ne] 3s^{2}, 3p^{6}, 3d^{3}, 4s^{2}, 4p^{6}$
- D$[Ne] 3s^{2}, 3p^{6}, 3d^{5}, 4s^{2}, 4p^{4}$
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Similar Questions
Which of the following electronic configurations is correct?
Medium
View SolutionWhich of the following pairs of atoms or ions have the same electronic configuration?
Medium
View SolutionIdentify which of the following sets of quantum numbers are not possible and explain why.
$(a) n = 0, l = 0, m_l = 0, m_s = +1/2$
$(b) n = 1, l = 0, m_l = 0, m_s = -1/2$
$(c) n = 1, l = 1, m_l = 0, m_s = +1/2$
$(d) n = 2, l = 1, m_l = 0, m_s = -1/2$
$(e) n = 3, l = 3, m_l = 3, m_s = +1/2$
$(f) n = 3, l = 1, m_l = 0, m_s = +1/2$
$(a) n = 0, l = 0, m_l = 0, m_s = +1/2$
$(b) n = 1, l = 0, m_l = 0, m_s = -1/2$
$(c) n = 1, l = 1, m_l = 0, m_s = +1/2$
$(d) n = 2, l = 1, m_l = 0, m_s = -1/2$
$(e) n = 3, l = 3, m_l = 3, m_s = +1/2$
$(f) n = 3, l = 1, m_l = 0, m_s = +1/2$
Medium
View SolutionThe number of nodal planes in a $p_x$ orbital is:
MediumIIT 2000
View SolutionWrite down about the electron spin quantum number $(s)$.
Difficult
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