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Chemistry

Chemistry
Quartz is a crystalline form of

Glass
Silica
Alumina
Limestone

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Chemistry
The example of oligosaccharide is

Cellulose
Sucrose
Ribose
Glucose

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Chemistry
Which of the following is not a precious/semi-precious stone?

Pearl
Sapphire
Emerald
Ruby

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Chemistry
Denatured spirit is ethanol mixed with

Kerosene
Pyridine
Water
Petrol

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Chemistry
Number of6.023 × 1020 atoms present in one mole of a gas at STP is

'6.023 × 10–23
6.023 × 1023
6.023 × 1020
'6.023 × 10–20

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Chemistry
The molecule which has the highest percentage of ionic character among the following is

HBr
HF
HI
HCI

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MORE MCQ ON Chemistry

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