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Chemistry

Chemistry
The drug ‘Marijuana’ is a

Mental stimulant
Hallucinating substance
Tranquillizer
Sedative

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Chemistry
The orientation of an atomic orbital is governed by

Principal quantum number
Spin quantum number
Azimuthal quantum number
Magnetic quantum number

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Chemistry
Acid rain is caused due to emission of which of the following in to the atmosphere ?

Oxides of nitrogen and sulphur
Carbon dioxide and carbon monoxide
Carbon monoxide and nitrogen
Ozone and carbon dioxide

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Chemistry
In an oxygen molecule, two atoms are united by

Two bonds
One bond
Three bonds
Four bonds

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Chemistry
When a lead storage battery is discharged,

SO2 is evolved
Lead is formed
Sulphuric acid is consumed
Lead sulphate is consumed

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Chemistry
A non-electronic conductor is

None of these
Gas Carbon
Iron
Copper Sulphate

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