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Chemistry

Chemistry
Which of the following has least negative electron gain enthalpy

P
Cl
S
F

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Chemistry
The number of electrons presents in H+ is

three
one
zero
two

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Chemistry
Which of the following is an antidiabatic drug?

Aspirin
Chloroquine
Insulin
Penicillin

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Chemistry
Detergents used for cleaning clothes and utensils contain

Bismuthates
Nitrates
Sulphonates
Bicarbonates

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Chemistry
Which of the following is used as filler in tyre of rubber ?

Coke
Coal
Carbon black
Graphite

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Chemistry
Which among the following is pure matter ?

Iron
Air
Carbon–dioxide
Brass

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