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Match List-I with List-II List-I List-II (A) Al 3+ < Mg 2+ < Na + < F – (I) Ionisation Enthalpy (B) B < C < O < N (II) Metallic character (C) B < Al < Mg < K (III) Electronegativity (D) Si < P < S < Cl (IV) Ionic radii Choose the correct answer from the options given below :

1. A-IV, B-I, C-III, D-II
2. A-II, B-III, C-IV, D-I
3. A-IV, B-I, C-II, D-III
4. A-III, B-IV, C-II, D-I

Correct answer: A-IV, B-I, C-II, D-III

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