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Chemistry

Chemistry
A non-electronic conductor is

Copper Sulphate
None of these
Gas Carbon
Iron

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Chemistry
What are the number of moles of CO2 which contains 16 g of oxygen?

0.5 mole
0.25 mole
0.2 mole
0.4 mole

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Chemistry
In deep-sea diving, divers use a mixture of gases consisting of oxygen and

Argon
Nitrogen
Hydrogen
Helium

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Chemistry
Which of the following gases will effuse out of football bladder most quickly ?

H2
O2
N 2
He

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Chemistry
Bridgmanite is

Name of a music
Earth’s most abundant minera
Name of a game
A bridge on the river Thames

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Chemistry
The acid which fails to liberate carbon dioxide from sodium bicarbonate is :

Formic acid
Acetic acid
Carbonic acid
Sulphuric acid

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