Match List-I with List-II
List-I List-II
(A) Al3+ < Mg2+ < 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
Subtopic:  Ionization Energy (IE) | Electronegativity | Atomic Size |
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Which of the following electronegativity order is incorrect?
1. Al < Mg < B < N
2. Al < Si < C < N
3. Mg < Be < B < N
4. S < Cl < O < F
Subtopic:  Electronegativity |
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Level 2: 60%+
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The correct increasing order of electronegativity for the given elements is:
(a) \(\mathrm{1 s^2 2 s^2 2 p^3}\)
(b) \(\mathrm{1 s^2 2 s^2 2 p^4}\)
(c) \(\mathrm{1 s^2 2 s^2 2 p^5}\)
(d) \(\mathrm{1 s^2 2 s^2 2 p^2}\)

Choose the correct options among the following: 

1. a > b > c > d
2. c > b > a > d
3. d > c > b > a
4. c > b > d > a
Subtopic:  Electronegativity |
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Level 2: 60%+
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Electronegativity difference between a group 15 element and P is less than electronegativity difference between another group 15 element and P. Those group 15 elements respectively are :
1. Bi, N
2. Sb, As
3. Sb, Bi
4. N, As
Subtopic:  Electronegativity |
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