Given below are two statements. One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Energy of 2 s orbital of hydrogen atom is greater than that of 2 s 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.

(A) Both A and R are true and R is the correct explanation of A.

(B) Both A and R are true but R is NOT the correct explanation of A.

Atomic Structure: JEE Main 2022 Chemistry question

JEE Main 2022 · 27 Jul, Morning shift · Q2123

JEE Main 202227 Jul, Morning shiftChemistryMediumAtomic Structure113× since 2002

Given below are two statements. One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Energy of

2 \mathrm{s}

orbital of hydrogen atom is greater than that of

2 \mathrm{s}

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.

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JEE Main 2022 Atomic Structure Question with Solution (27 Jul Morning shift, Q2123) | JEE Arc