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D and F Block Elements question

2023 · 12 Apr · Shift 1 · Q6
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  5. /2023 · 12 Apr · Shift 1 · Q6

D and F Block Elements question

2023 · 12 Apr · Shift 1 · Q6

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
Given below are two statement: one is labelled as Assertion A\mathbf{A}A and the other is labelled as Reason R\mathbf{R}R Assertion A: 5f5 \mathrm{f}5f electrons can participate in bonding to a far greater extent than 4f4 \mathrm{f}4f electrons Reason R: 5f5 \mathrm{f}5f orbitals are not as buried as 4f4 \mathrm{f}4f orbitals In the light of the above statements, choose the correct answer from the options given below
  1. A
    Both A and R are true and R is the correct explanation of A
  2. B
    Both A and R are true but R is NOT the correct explanation of A
  3. C
    A is true but R is false
  4. D
    A is false but R is true
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