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Chemistry

Chemistry
Soap is prepared by boiling caustic soda with

Alcohol
Fats
Glycerine
Kerosene oil

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Chemistry
Percentage of carbon in steel ranges from

3.0 to 4.0
4.0 to 6.0
1.5 to 3.0
0.1 to 1.5

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Chemistry
Ruby and sapphire are oxides of

Copper
Iron
Tin
Aluminium

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Chemistry
Sulphur dioxide bleaches colouring matter by :

Dehydration
Reduction
Oxidation
Decomposition

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Chemistry
Mixture can be

Homogeneous
Heterogeneous
Both A and B
Pure substance

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Chemistry
Which of the following is used as anesthetic ?

N2O
NO
NH3
NO2

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MORE MCQ ON Chemistry

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