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Chemistry

Chemistry
Which one is the simplest aromatic hydrocarbon

Benzene
Aspirin
Picric acid
Chloride

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Chemistry
The common name of sodium bicarbonate is

Soda lime
Baking soda
Baking powder
Soda ash

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Chemistry
Conduction band electrons have more mobility than holes because they

Experience collision less frequently
Are lighter
Need less energy to move them
Have negative charge

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Chemistry
'Vinegar' is a commercial name of

Acetic acid
Hydrochloric acid
Oxalic acid
Citric acid

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Chemistry
Which of the following is not an addition polymer

PVC
Polythene
Nylon
Polystyrene

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Chemistry
Sour taste of ‘Coca Cola’ is due to the presence of

Acetic acid
Hydrochloric acid
Phosphoric acid
Formic acid

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