What are the possible value of n and m_1 for an electron in a 4f orbital? a) n =

Question

What are the possible value of n and m_1 for an electron in a 4f orbital? a) n = 4 and m_1 =-3, -2, -1, 0. + 1. +2 or +3 a) n = 4 and m_1 = 2 c) n = 1, 2, 3 or 4 and m_1 = -3, -2, -1, 0, + 1, +2 or +3 d) n = 1, 2, 3 or 4 and m_1 = 2 Which one of the following sets of quantum numbers a allowed? a) n = 3, I = 1, m_1 = -1, m_s = 1 b) n = 2, I = 3, m_1 = 0, m_s = -1/2 c) n = 4, I = 2, m_1 = 3, m_5 = -1/2 d) n = 2, I = 1, m_1 = 0. m_s = 1/2 How many orbitals are in a 3d subshell? a) 7 b)5 c) 10 d) 3 What is the outer electronic configuration for gallium (Ga)? a)[Ar]4s^23d^53p^1 b)[Kr]4s^25d^9 c) [Ar]4s^23d^104p^3 d)(Ar)4s^23d^104p^1

Explanation / Answer

Ques. 7: answer should be a) as the n value for 4f orbital is 4 and m value would be -3, -2, -1, 0, +1, +2 and +3

Q.8: ans should be d)

Q.9: ans should be b) there are f suborbitals in 3d shell

Q.10: ans is d) electronic configuration of gallium is Ar 4s2 3d10 3p1

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