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Chemistry

Chemistry
Which one is not a pure form of carbon

Graphite
Diamond
Coal
Gold

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Chemistry
Emulsifier is an agent which

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

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Chemistry
The basic chemical building block of natural rubber obtained from trees is

Acetylene
Isoprene
Neoprene
Vinyl Chloride

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Chemistry
The value of gas constant R in Ergs deg–1 mole–1 is

8.413 × 107
4.183 × 107
8.314 × 107
8.341 × 107

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Chemistry
The luster of a metal is due to

presence of free electrons
its high density
its chemical inertness
its high polishing

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Chemistry
Which of the following is not present in RNA

Uracil
Phosphate
Ribose
Thymine

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MORE MCQ ON Chemistry

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