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Chemistry

Chemistry
Most commonly used bleaching agent is

Chlorine
Sodium chloride
Alcohol
Carbon dioxide

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Chemistry
Aspirin is

Methyl Salicilate
Methoxy benzoic acid
Acetyl Salicilic acid
Phenyl Salicilate

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Chemistry
Commonly used antiseptic 'Dettol' is a mixture of

Chloroxylenol + terepineol
O-cresol + terepineol
O-chlorophenoxylenol + terepineol
Phenol + terepineol

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Chemistry
In organic compounds, nitrogen is estimated by

Carius method
Victor-Meyer's method
Liebig's method
Dumas method

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Chemistry
The compound to which H2 does not add is

Tetraphenyl ethylene
Tetra – a –naphthylethylene
Tetra –9 – phenanthrylethylene
Biphenyl ethylene

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Chemistry
Which substance is used to retard the setting action of cement?

CaO
Na2O + K2O
CaSO4, 2H2O
Al2O3

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MORE MCQ ON Chemistry

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