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Chemistry

Chemistry
Most commonly used bleaching agent is

Sodium chloride
Carbon dioxide
Alcohol
Chlorine

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Chemistry
One carat of diamond is equal to

100 mg
150 mg
200 mg
250 mg

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Chemistry
Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2

A and b
A and c
C and d
B and c

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Chemistry
Tetra ethyle lead (TEL) is

A catalyst in burning fossil fuel
An antiknock compound
An antioxidant
A reductant

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Chemistry
Which is abundant in Gobar gas?

Oxygen
Hydrogen
Carbon dioxide
Methane

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Chemistry
The charcoal used to decolourise brown sugar solution is

Sugar charcoal
Wood charcoal
Animal charcoal
Coconut charcoal

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MORE MCQ ON Chemistry

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