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Chemistry

Chemistry
Which of the following gases is most toxic ?

Carbon dioxide
Chlorine
Sulphur dioxide
Carbon monoxide

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Chemistry
The gas which is mainly responsible for the green house effect is:

Ozone
Carbon monoxide
Oxygen
Carbon dioxide

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Chemistry
The depletion in Ozone layer is caused by ________ .

Chlorofluorocarbons
Nitrous oxide
Carbon dioxide
Methane

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Chemistry
Ozone layer of atmosphere absorbs:

Infra-red rays
Ultraviolet rays
Cosmic rays.
All radiations of Light

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Chemistry
Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?

Chlorofluorocarbons
Carbon dioxide
Sulphur dioxide
Nitrous oxide

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Chemistry
Which of the following alkali metals has highest specific heat?

Rubidium
Lithium
Caesium
Potassium

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MORE MCQ ON Chemistry

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