IIT JEE Questions And Answers :: Chemistry Of Non Metals: part1



IIT JEE : Chemistry Of Non Metals QUESTIONS AND ANSWERS :: part1 : 21 to 25

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2014 examinations :

21.Water cannot act as

Oxidising agent
Reducing agent
Dehydrating agent
Hydrolytic agent.

22.In the laboratory preparation of hydrogen, pure zinc is not used because

pure zinc becomes passive due to the formation of oxide layer.
Pure zinc becomes passive due to the formation of sulphate layer over the metal.
Pure zinc reacts slowly with the acid.
Pure zinc reacts with acid vigorously and violently.

23.The process of adsorption of hydrogen of palladium is known as

Syneresis
Occlusion
Diffusion
Erosion.

24.Which element is kept in water?

Phosphorus
Sodium
Sulphur
Silicon.

25.Which non-metallic element reacts with dioxygen at room temperature to form its corresponding oxide?

Carbon
Phosphorus
Sulphur
Nitrogen.

More Chemistry Of Non Metals QUESTIONS AND ANSWERS available in next pages

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