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Chemistry

Chemistry
Molality of pure water is

5.55
18
1.8
55.5

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Chemistry
Calcium salts used as fertilizer is :

Calcium Carbonate
Calcium Carbide
Calcium Sulphate
Calcium Cyanide

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Chemistry
Which one of the following statements is not correct? Vulcanisation of rubber makes it

Withstand higher temperatures
Chemical resistant
Soft and flexible
Strong and hard

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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 –

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

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Chemistry
Malathion is a/an

Pesticide
Preservative
Fumigant
Insecticide

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

Thorium
Zinc
Plutonium
Radium

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MORE MCQ ON Chemistry

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