Energy of 2s orbital of hydrogen |AtomicStructureJEEMain2022

JEE MAIN 2022

27-07-2022 S1

Question

Given below are two statements. One is labeled as Assertion A and the other is labeled 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.

Select the correct option:

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

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

A is true but R is false.

A is false but R is true.

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Energy of orbitals decreases on increasing the atomic number.

Question Tags

JEE Main

Chemistry