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Chemistry

Chemistry
The most abundant element is

Silicon
Nitrogen
Calcium
Oxygen

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Chemistry
Which is a natural colloid ?

Cane-sugar
Blood
Urea
Sodium chloride

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Chemistry
Which one of the following does not form oxyacid ?

Sulphur
Fluorine
Chlorine
Nitrogen

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Chemistry
Aspirin is chemically known as

Alkylsalicylic acid
Hydroxysalicylate
Methyl salicylate
Acetylsalicylic acid

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Chemistry
The water pollution in river is measured by the dissolved amount of

Nitrogen
Oxygen
Ozone
Chlorine

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Chemistry
When iron rusts, its weight

Decreases
First increases and then decreases
Increases
Remains the same

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MORE MCQ ON Chemistry

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