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Chemistry

Chemistry
Silica gel is a

Drying agent
Flavouring agent
Delicious food
Moisturizer

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Chemistry
The metal that is usually extracted from sea water is

Na
K
Mg
Ca

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Chemistry
The tip of the match-stick contains

Red phosphorus
Phosphorus trichloride
White phosphorus
Phosphorus pentoxide

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Chemistry
A powerful eye irritant present in smog is

Carbon dioxide
Sulphur dioxide
Peroxyacetyl nitrate
Nitric oxide

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Chemistry
Tar roads get damaged if there is

Stagnation of water on road
No maintenance
Heavy traffic
No sloping

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Chemistry
Philosopher’s Wool is

Zinc oxide
Zinc carbonate
Zinc sulphate
Zinc blende

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MORE MCQ ON Chemistry

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