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Chemistry

Chemistry
The element absorbed both in cation and anion form is

Phosphorus
Sulphur
Nitrogen
Calcium

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Chemistry
Ozone layer of atmosphere absorbs:

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

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Chemistry
It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of

SO2
CO2
Unburnt petrol
CO

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Chemistry
Which one is a naturally occuring noble gas

Potassium
Sodium
Boron
Argon

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Chemistry
The chemical used in embalming biological materials is

Ethylene glycol
Gaseous formaldehyde
Formaldehyde in methanol
Formaldehyde in water

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Chemistry
A fertile soil is likely to have a pH of

43989
3
14
9

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MORE MCQ ON Chemistry

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