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CDS || CHEMISTRY MINI MOCK

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Question 1

Ammonia is manufactured on large scale by which process?

Question 2

Phthalate is generally used in ___________.

Question 3

Phenyl, which is commonly used in toilets is basically a _________ product.

Question 4

Which one of the following statements is not correct?

Question 5

The Beilstein test is used to identify:

Question 6

Consider the following statements:

1) Bronze contain copper and tin in a particular proportion.

2) White gold consists of Gold, Platinum and Lead

Which of the statements given above is/are correct?

Question 7

Which of the following is\are waste-to-energy technologies?

1) Pyrolysis

2) Plasma Gasification

3) Torre faction

Question 8

Two reactants in a flask at room temperature are producing bubbles of a gas that turn limewater milky. The reactants could be

Question 9

Which of the following radioactive substances enters/enter the human body through food chain and causes/cause many physiological disorders?

Question 10

Which of the following gas is difficult to liquefy?

Question 11

During dilution of an acid, it is recommended that the acid should be added to water and not water to the acid, why?

Question 12

How many ergs are there in 25 Joules?

Question 13

Rate of evaporation increases with

Question 14

The pH scale had been given by

Question 15

Hydrochloric acid is also known as

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Nov 4CDS & Defence