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Chemistry

Chemistry
Which of the following is not a donor atom?

Aluminium
Antimony
Arsenic
Phosphorus

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Chemistry
Alum stops bleeding in minor cuts because of

Dialysis
Emulsion
Coagulation
Solvation

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Chemistry
Philosopher’s wool is chemically

Magnesium oxide
Aluminium oxide
Zinc oxide
Calcium oxide

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Chemistry
Combustion of a candle is a/an

Endothermic reaction
Physical change
Exothermic reaction
Photochemical reaction

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Chemistry
Aspirin is chemically known as

Alkylsalicylic acid
Methyl salicylate
Acetylsalicylic acid
Hydroxysalicylate

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Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Maltase
Invertase
Zymase
Diastase

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MORE MCQ ON Chemistry

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