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Chemistry

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

Nitrogen
Helium
Argon
Hydrogen

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Chemistry
The chemical name of baking soda is

Sodium carbonate
Sodium chloride
Sodium nitrate
Sodium bicarbonate

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Chemistry
The material used in solar cells contains

Silicon
Thallium
Caesium
Tin

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Chemistry
The “King of Metals” is :

Aluminium
Gold
Iron
Silver

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Chemistry
The working of a dry cell is based on

Decomposition reaction
Electrolysis
Combination reaction
Spontaneous oxidation-reduction reaction

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Chemistry
Nylon is made up of :

Polypropylene
Polyethylene
Polyester
Polyamide

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MORE MCQ ON Chemistry

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