MCQ
Chlorine acts as a bleaching agent only in presence of
- ADry air
- ✓Moisture
- CSunlight
- DPure oxygen
$\underset{\text{flower}}{\mathop{\text{Coloured}}}\,\text{ }+[O]\,\underset{\text{agent}}{\mathop{\xrightarrow{\text{Bleaching }}}}\,\underset{(\text{Oxidized})}{\mathop{\text{Colourless}\,\text{flower}}}\,$
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This reaction was studied at $-10^{\circ} C$ and the following data was obtained
| run | $[ NO ]_{0}$ | $\left[ Cl _{2}\right]_{0}$ | $r _{0}$ |
| $1$ | $0.10$ | $0.10$ | $0.18$ |
| $2$ | $0.10$ | $0.20$ | $0.35$ |
| $3$ | $0.20$ | $0.20$ | $1.40$ |
$[ NO ]_{0}$ and $\left[ Cl _{2}\right]_{0}$ are the initial concentrations and $r _{0}$ is the initial reaction rate.
The overall order of the reaction is ..........
(Round off to the Nearest Integer).
| Gas | $\text{CO}_2$ | $\text{SO}_2$ | $\text{CH}_4$ | $\text{H}_2$ |
| Critical temp$./K$ | $304$ | $630$ | $190$ | $33$ |
$C{H_3}COOH\xrightarrow{{SOC{l_2}}}A\mathop {\xrightarrow{{Benzene}}}\limits_{Anhr.\,AlC{l_3}} B\xrightarrow{{HCN}}C\xrightarrow{{HOH}}D.$
