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Chemistry

Chemistry
Lead in water can cause

Kidney damage
Eye disease
Arthritis
Hair falling

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Chemistry
Which type of fire extinguisher is used for petroleum fire ?

None of these
Soda acid type
Foam type
Powder type

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Chemistry
Which of the following acts as promoter for iron in Haber's process

Mg
Mo
W
Mn

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Chemistry
The presence of ozone in the stratosphere is responsible for

Supplying oxygen for people travelling in jets
Checking the penetration of ultra-violet rays to the earth
Increasing the average global temperature in recent years
Higher rate of photosynthesis

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Chemistry
Aspirin is chemically known as

Hydroxysalicylate
Alkylsalicylic acid
Methyl salicylate
Acetylsalicylic acid

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Chemistry
The strongest oxidizing agent among the following is:

Fluorine
Iodine
Oxygen
Chlorine

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MORE MCQ ON Chemistry

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