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Chemistry

Chemistry
The chemical formula of the laughing gas is

N2O
NO
N2O3
NO2

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Chemistry
Which of the following is the maximum number of electrons that can be present in M-shell?

2
18
8
32

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Chemistry
Lead in water can cause

Kidney damage
Arthritis
Hair falling
Eye disease

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Chemistry
Air is said to be saturated when :

Its thickness is maximum
It contains maximum content of water vapour
It blows over the barren land
Its pressure is minimum

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Chemistry
One property of ammonia is

Its aqueous solution turns red litmus blue
It is a yellowish gas
It is insoluble in water
It is a odourless gas

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Chemistry
Water gas is the mixture of

Carbon monoxide and nitrogen
Carbon monoxide and hydrogen
Carbon dioxide and hydrogen
Carbon dioxide and nitrogen

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MORE MCQ ON Chemistry

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