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Chemistry

Chemistry
Which of the following is used as non-stick coating for cooking utensils?

Polystyrene
Perspex
Teflon
Styrofoam

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Chemistry
Which of the following has the highest lattice energy

CsF
RbF
NaF
KF

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Chemistry
The method of concentrating the ore which makes use of the difference in density between ore and impurities is called

leaching
levigation
magnetic separation
liquation

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Chemistry
What do you understand by the term Espuma ?

Foam
Calcium
Salt
Soap

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Chemistry
Among the following, which is always found in free-state in nature?

Silver
Sodium
Gold
Copper

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Chemistry
Nitric acid does not react with

Copper
Iron
Zinc
Gold

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MORE MCQ ON Chemistry

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