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Chemistry

Chemistry
Quartz is a crystalline form of

Alumina
Glass
Limestone
Silica

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Chemistry
The oxidation number of nickel in K4[Ni(CN)4] is

4
8
–4
Zero

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Chemistry
Sulphuric acid is

Dibasic
Tribasic
Tetrabasic
Monobasic

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Chemistry
Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure

Bromine
Lead
Magnesium
Barium

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Chemistry
The compound used in pricklyheat powder to prevent excessive sweating is

Carbonic acid
Boric acid
Sulphuric acid
Phosphoric acid

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Chemistry
Which of the following is the strongest base in aqueous solution ?

Diethylamine
Ammonia
Triethylamine
Ethylamine

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