Question

Match the LIST-I with LIST-II.

LIST-I	LIST-II
A. \( \mathrm{Na^+} \) B. \( \mathrm{P^{3-}} \) C. \( \mathrm{Al^{3+}} \) D. \( \mathrm{Fe^{2+}} \)	I. \(1s^2\,2s^2\,2p^6\,3s^2\,3p^6\,3d^6\) II. \(1s^2\,2s^2\,2p^6\,3s^1\) III. \(1s^2\,2s^2\,2p^6\) IV. \(1s^2\,2s^2\,2p^6\,3s^2\,3p^6\)

Choose the correct answer from the options given below:

• A. A-I, B-II, C-III, D-IV
• B. A-IV, B-III, C-II, D-I
• C. A-II, B-IV, C-III, D-I
• D. A-III, B-IV, C-II, D-I

Hint:

For cations:
• Remove electrons from outermost shell first. For transition metals:
• \(4s\) electrons are removed before \(3d\).

Answer 1

The Correct Option is C