Chemistry · 2022
JEE Main · 27 July 2022, Shift 1 · Q63
Given below are two statements. One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Energy of 2s orbital of hydrogen…
Given below are two statements. One is labelled as Assertion A and the other is labelled as Reason R.Assertion A: Energy of 2s orbital of hydrogen atom is greater than that of 2s orbital of lithium.
Reason R: Energies of the orbitals in the same subshell decrease with increase in the atomic number.In the light of the above statements, choose the correct answer from the options given below.
Official answer
(1)
Both $\displaystyle \mathbf{A}$ and $\displaystyle \mathbf{R}$ are true and $\displaystyle \mathbf{R}$ is the correct explanation of $\displaystyle \mathbf{A}$.
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.