Question
| Column A | Column B |
| (1) Acidity | (a) Velocity per second |
| (2) Acceleration | (b) Heterogenous mixture |
| (3) Mixture of iron filling and sulphur powder | (c) Chemical properties |
| (4) Diamond | (d) Elements |
✓
Answer
(1) (c). (2) (a), (3) (b). (4) (d).
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| (1) $SH ^{+4}< Sn ^{+2}$ | (a) Fluorine |
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| 1. Secondary amine | (a) $-al$ |
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| 4. $- CHO$ group | (d) $CH _3 OH$ |
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| 1. Hyperconjugation | (a) Elimination reaction |
| 2. $CH _4 \rightarrow CH _3 Cl$ | (b) $\sigma$ bond resonance |
3.  | (c) Electrophilic addition reaction |
| 4. $CH _2= CH _2+ HBr$ | (d) Substitution reaction |
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| 1. Explosive | (a) HCN |
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| 3. Free rotation of carboncarbon single bond | (c) Tetraethyl lead |
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| 1. Oxidation number of S in $H _2 SO _5$. | (a) Always integer |
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| 4. Valency | (d) $+6$ |
Match column A and B and choose correct code :
→| Column A | Column B |
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| Column A | Column B |
| (1) s-p overlapping | (a) CsCl |
| (2) Ionic compounds soluble in water | (b) H-Cl |
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| Column A | Column B |
| (1) $CO _3^{2-}$ | (a) Bond order 1.33 |
| (2) $MgCl _2$ | (b) $O _2^{-}$ |
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