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Chemistry

Chemistry
The acid present in red ants is

Formic acid
Acetic acid
Caproic acid
Butyric acid

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Chemistry
Earth’s atmosphere is an envelope of gases extending to a height of

100 km
300 km
150 km
200 km

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Chemistry
The gas which emits from rice field is

All of these
Methane
Ethane
Nitrogen

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Chemistry
The metal used for making aircrafts and rockets is

Aluminium
Copper
Nickel
Lead

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Chemistry
"Paramagnetism" is the property of

Paired electrons
Unpaired electrons
Completely vacant electronic subshells
Completely filled electronics subshells

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Chemistry
DDT and BHC may act as

None of these
Allergens
Carcinogens
Asthematic agents

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MORE MCQ ON Chemistry

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