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Chemistry

Chemistry
The pH of human blood is between :

7.5-8
6.5-7
44052
4.5-5

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Chemistry
Aspirin is common name of

Salicylate
Methyl Salicylate
Acetyl Salicylic Acid
Salicylic Acid

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Chemistry
Sulphuric acid is

Dibasic
Monobasic
Tribasic
Tetrabasic

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Chemistry
Which of the following is the correct sequence of countries in terms of maximum carbon dioxide emission?

China, India, European Union, USA
China, USA, European Union, India
USA, India, China, European Union
European Union, China, USA, India

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Chemistry
German silver used for making utensils is an alloy of

Copper, zinc, aluminium
Copper, silver, nickel
Copper, zinc, nickel
Copper, nickel, aluminium

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Chemistry
Permanent – hardness of water may be removed by addition of

Lime
Sodium carbonate
Potassium Permangante
Alum

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MORE MCQ ON Chemistry

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