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Chemistry

Chemistry
Entropy of Universe is always

Decreasing
Zero
Constant
Increasing

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Chemistry
Which one of the following forms of phosphorus is most reactive?

White phosphorus
Violet phosphorus
Black phosphorus
Red phosphorus

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Chemistry
The material used in solar cells contains

Tin
Silicon
Caesium
Thallium

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Chemistry
Gas released during Bhopal tragedy was :

Potassium isothiocyanate
Ethyl isothiocyanate
Sodium isothiocyanate
Methyl isothiocyanate

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Chemistry
Nitrogen in water is commonly found in the form of

Nitrate
Nitrite
Nitric oxide
Nitrous oxide

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Chemistry
Emulsifier is an agent which

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

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MORE MCQ ON Chemistry

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