How are aldehydes produced in the atmosphere?
- ABy the reduction of secondary alcohols.
- BBy the reduction of alkenes.
- CBy the reaction of oxygen atoms with hydrocarbons.
- DBy the reaction of oxygen atoms with ozone.
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Similar Questions
Match the particulate pollutants given in List-$I$ with their descriptions given in List-$II$.
List-$I$ List-$II$ $(A)$ Smoke $(1)$ Formed by condensation of vapours during chemical reactions. $(B)$ Dust $(2)$ Fine solid particles. $(C)$ Mist $(3)$ Produced by particles of spray liquids and by condensation of vapours. $(D)$ Fumes $(4)$ Mixture of solid and liquid particles formed by combustion of organic matter.
| List-$I$ | List-$II$ |
|---|---|
| $(A)$ Smoke | $(1)$ Formed by condensation of vapours during chemical reactions. |
| $(B)$ Dust | $(2)$ Fine solid particles. |
| $(C)$ Mist | $(3)$ Produced by particles of spray liquids and by condensation of vapours. |
| $(D)$ Fumes | $(4)$ Mixture of solid and liquid particles formed by combustion of organic matter. |
Among the following compounds,which one is not responsible for the depletion of ozone layer?
Name the acids present in acid rain and state their sources in rainwater.
Medium
View SolutionThe radical which mainly causes ozone depletion in the presence of $UV$ radiations is:
Have you ever observed any water pollution in your area? What measures would you suggest to control it?
Medium
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