Chemistry · 2022
JEE Main · 29 June 2022, Shift 1 · Q62
Which of the following statements are correct? (A) The electronic configuration of Cr is [Ar] 3 d^5 4 s^1. (B) The magnetic quantum number may have a…
Which of the following statements are correct ?
(A)
The electronic configuration of Cr is [Ar] $\displaystyle 3 \mathrm{~d}^5 4 \mathrm{~s}^1$.
(B)
The magnetic quantum number may have a negative value.
(C)
In the ground state of an atom, the orbitals are filled in order of their increasing energies.
(D)
The total number of nodes are given by $\displaystyle \mathrm{n}-2$.
Choose the most appropriate answer from the options given below :
Official answer
(4)
(A) , (B) and (C) only
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.