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Chemistry

Chemistry
The mineral containing both magnesium and calcium is

magnesite
calcite
dolomite
carnallite

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Chemistry
The “King of Metals” is :

Aluminium
Gold
Silver
Iron

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Chemistry
The biogas used for cooking is a mixture of which of the following?

Methane and carbon dioxide
Carbon dioxide and oxygen
Methane and carbon monoxide
Isobutane and propane

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Chemistry
The resources which can be used continuously, year-after -year are called

Renewable
Non-renewable
Abiotic
Biotic

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Chemistry
________ gives hardness to stainless steel.

Zinc
Tin
Carbon
Lead

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Chemistry
Water gas is the combination of

CO and H2O
CO2 and CO
CO and H2
CO2and H2

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MORE MCQ ON Chemistry

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