| I. \[NC{{l}_{5}}\] does not exist but \[PC{{l}_{5}}\] does. |
| II. Lead prefer to form tetravalent compounds |
| III. The three \[C-O\] bonds are not equal in the \[C{{O}_{3}}^{2-}\] ion. |
| IV. Both \[{{O}_{2}}^{\oplus }\] and \[NO\]are paramagnetic |
A) I, II
B) II, IV
C) I, IV
D) II, IV
Correct Answer: C
Solution :
[c] Statement I and IV are CORRECT CORRECT statement (II): Pb prefer to form divalent compound due to inert pair effect. CORRECT statement (III): All the \[C-O\] bonds in \[C{{O}_{3}}^{2-}\] are equal due to resonance
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