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Environmental Study
easy
Give the two names of herbicides.
Option A
Option B
Option C
Option D
Solution
Name of the herbicides: $(i)$ Sodium chlorate $\left(\mathrm{NaClO}_{3}\right)$ $(ii)$ Sodium arsinite $\left(\mathrm{Na}_{3} \mathrm{ASO}_{3}\right)$
Standard 11
Chemistry
Similar Questions
Match List$-I$ with List$-II$
| List$-I$ | List$-II$ |
| $(a)$ $2 \mathrm{SO}_{2}(\mathrm{~g})+\mathrm{O}_{2}(\mathrm{~g}) \rightarrow$ $2 \mathrm{SO}_{3}(\mathrm{~g})$ | $(i)$ Acid rain |
|
$(b)$ $\mathrm{HOCl}(\mathrm{g}) \stackrel{\mathrm{h} \nu}{\longrightarrow}$ $\dot{\mathrm{O}} \mathrm{H}+\dot{\mathrm{Cl}}$ |
$(ii)$ Smog |
|
$(c)$ $\mathrm{CaCO}_{3}+\mathrm{H}_{2} \mathrm{SO}_{4} \rightarrow$ $\mathrm{CaSO}_{4}+\mathrm{H}_{2} \mathrm{O}+\mathrm{CO}_{2}$ |
$(iii)$ Ozone depletion |
|
$(d)$ $\mathrm{NO}_{2}(\mathrm{~g}) \stackrel{\mathrm{h} v}{\longrightarrow}$ $\mathrm{NO}(\mathrm{g})+\mathrm{O}(\mathrm{g})$ |
$(iv)$ Tropospheric pollution |
Choose the correct answer from the options given below.
