MCQ
The ring deuteration of phenol
- ✓Lowers the acidity
- BIncreases the acidity
- CImparts no effect
- DCauses amphoteric nature
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${{H}_{2}}+C{{l}_{2}}\xrightarrow{\text{Sunlight}}2HCl$
| Exp. | $[A]\,(mol\,L^{-1})$ | $[B]\,(mol\,L^{-1})$ | Initial rate $(mol\,L^{-1}\,s^{-1})$ |
| $1.$ | $2.5\times 10^{-4}$ | $3\times 10^{-5}$ | $5\times 10^{-4}$ |
| $2.$ | $5\times 10^{-4}$ | $6\times 10^{-5}$ | $4\times 10^{-3}$ |
| $3.$ | $1\times 10^{-3}$ | $6\times 10^{-5}$ | $1.6\times 10^{-2}$ |
Reason : Cerium salts are used as catalyst in petroleum cracking.
Which of the following statements about this reaction are true ?
$(A)$ Formic acid is the strongest Bronsted acid in the reaction
$(B)\, HF$ is the strongest Bronsted acid in the reaction
$(C)\, KF$ is the strongest Bronsted base in the reaction
$(D)\, KO_2CH$ is the strongest Bronsted base in the reaction
$(E)$ The equilibrium favours the reactants
$(F)$ The equilibrium favours the products
$(G)$ Formic acid has a weaker conjugate base
$(H)\, HF$ has a weaker conjugate base