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Chemistry

Chemistry
One of the constituents of tear gas is

Ether
Chloropicrin
Ethane
Ethanol

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Chemistry
Physico-chemical characteristics of water in water sources undergo changes due to

Aquatic macrophytes
Auatic fungi
Evapotranspiration
Effluents

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Chemistry
Interveinal necrotic spots on leaves appear due to

SO2injury
HF injury
NO2injury
O3injury

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Chemistry
Which of the following is a secondary pollutant ?

PAN
NO
SO2
CO

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Chemistry
Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process :

Hydrogenation
Hydrolysis
Ozonolysis
Oxidation

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Chemistry
The metal extracted from Bauxite is :

Aluminum
Manganese
Copper
Silver

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MORE MCQ ON Chemistry

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