(i) | Delocalization of \(\sigma\)-electrons is called hyperconjugation. |
(ii) | Delocalization of \(\pi\)-electrons is known as resonance. |
(iii) | Permanent partial displacement of \(\sigma\)-electrons is referred to as inductive effect. |
1. | (i) & (iii) | 2. | (ii) & (iii) |
3. | (i) & (ii) | 4. | (i), (ii) and (iii) |
Match the ions given in Column I with their nature given in Column II.
Column I (Ions) |
Column II (Corresponding nature) |
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A. | ![]() |
I. | Stable due to resonance |
B. | ![]() |
II. | Destabilised due to inductive effect |
C. | ![]() |
III. | Stabilised by hyperconjugation |
D. | ![]() |
IV. | A secondary carbocation |
Codes:
Options: | A | B | C | D |
1. | I,II | II | II | III,IV |
2. | I | II,IV | III | IV |
3. | I | IV | III | II |
4. | IV | I | III | II |