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Chemistry

Chemistry
Mercury is a :

Liquid metal
Solid metal
Solid non-metal
Liquid non-metal

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Chemistry
Denatured spirit is ethanol mixed with

Kerosene
Petrol
Water
Pyridine

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Chemistry
Which metal is extracted from sea water?

Beryllium
Magnesium
Potassium
Aluminium

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Chemistry
The number of d-electrons in Fe2+ (Z = 26) is not equal to that of

d-electrons in Fe(Z = 26)
s-electrons in Mg(Z = 12)
p-electrons in CI(Z = 17)
p-electrons in Ne(Z = 10)

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Chemistry
Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?

Nitrous oxide
Sulphur dioxide
Chlorofluorocarbons
Carbon dioxide

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Chemistry
The molecular formula of phosphorous is

P1
P4
P3
P2

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MORE MCQ ON Chemistry

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