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Chemistry

Chemistry
Milk is a natural

Mixture
Solution
Suspension
Emulsion

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Chemistry
The chief source of naphthalene is

Camphor
Coal-tar
Charcoal
Diesel

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Chemistry
Nitrogen is an essential constituent of all :

Vitamins
Proteins
Carbohydrates
Fats

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Chemistry
Where does the oxygen that keeps us alive come from?

Carbonates absorbed from soil
Carbon dioxide
Water
Oxides of minerals

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Chemistry
Which one is a soluble salt in H2O

PbCl2
Zn(OH)2
CuS
CaCl2

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

Ni
Pb
Cu
Pt

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MORE MCQ ON Chemistry

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