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Chemistry

Chemistry
Which metal is the heaviest in periodic table among the following ?

Pt
W
Os
Pb

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Chemistry
What is the product formed when sodium bicarbonate is heated strongly?

Sodium Hydroxide
Sodium Carbonate
Sodium Monoxide
Sodium Peroxide

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Chemistry
Emulsifier is an agent which

Aids the flocculation of emulsion
Homogenizes the emulsion
Stabilizes an emulsion
Accelerates the dispersion

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Chemistry
Sour taste of ‘Coca Cola’ is due to the presence of

Hydrochloric acid
Phosphoric acid
Formic acid
Acetic acid

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Chemistry
Iron is prevented from rusting by coating with zinc. This process is called as

Corrosion
Sublimation
Galvanisation
Reduction

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Chemistry
The material used in solar cells contains

Thallium
Caesium
Tin
Silicon

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MORE MCQ ON Chemistry

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