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Chemistry

Chemistry
The wire of flash bulb is made of:

Barium
Silver
Copper
Magnesium

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Chemistry
Which of the following caused radioactive pollution along the coast of Kerala ?

Thorium
Radium
Zinc
Plutonium

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Chemistry
The most abundant rare gas in the atmosphere is

Ar
Ne
Xe
He

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Chemistry
Which of the following statements are correct about chloroform? a. Liquid fuel b. Anaesthetic in nature c. Produces phosgene d. Fire extinguisher

B, c
D, a
A, c
A, b

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Chemistry
'All the four quantum numbers of two electrons in an atom are not the same.' It is the law of –

Avogadro's Law
Hund's rule of maximum multiplicity
Uncertainty Principle of Hiesenberg
Exclusion Principle of Pauli

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Chemistry
The process of improving the quality of rubber by heating it with sulphur is called.

Vulcanization
Sulphonation
Acceleration
Galvanization

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MORE MCQ ON Chemistry

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