MCQ
The hybridization involved in the complex $\left[ Ni ( CN )_4\right]^{2-}$ is ……….
- A$sp ^3$
- B$d ^2 sp ^{3+}$
- ✓$dsp ^2$
- D$s p^3 d^2$
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For a reaction Rate $= k [\text { acetone }]^{\frac{3}{2}}$ then unit of rate constant and rate of reaction respectively is
| Column-I | Column-II |
| A. Batyl hydroxy toluene | 1. Soap |
| B. Saccharin | 2. Antioxidant |
| C. Sodium salt of higher fatty acid | 3. Detergent |
| D. Sodium salt of alkyl benzene sulphonic acid | 4. Artificial sweetness |