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Chemistry

Chemistry
The wire of flash bulbs is made up of

Ag
Ba
Cu
Mg

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Chemistry
Cement is made hard with

Hydration and dissociation of water
Dehydration
Polymerisation
Dissociation of water

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Chemistry
Which among the following is a carbohydrate ?

Hydrogen peroxide
Turpentine
Nylon
Cane-sugar

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Chemistry
Percentage of lead in lead pencils is

40
80
31-66

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Chemistry
Soap is prepared by boiling caustic soda with

Fats
Kerosene oil
Alcohol
Glycerine

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Chemistry
Muscle fatigue is caused by the accumulation of :

Uric acid
Pyruvic acid
Oxalacetic acid
Lactic acid

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