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Chemistry

Chemistry
1 carat of diamond is equal to

100 mg
200 g
200 mg
100 g

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Chemistry
Which one of the following is a micro-element ?

Chlorine
Hydrogen
Oxygen
Nitrogen

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Chemistry
Gelatin is mostly used in making ice–creams in order to

Prevent making a colloid
Stabilise mixture
Enrich the aroma
Stabilise the colloid and prevent crystallisation

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Chemistry
Silica gel is a

Flavouring agent
Delicious food
Moisturizer
Drying agent

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Chemistry
The metal that is used as a catalyst in the hydrogenation of oils is

Ni
Cu
Pb
Pt

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Chemistry
Galena is a mineral of

Iron
Lead
Gold
Calcium

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MORE MCQ ON Chemistry

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