ECAT Pre Engineering Chemistry Chapter 3 MCQ Test With Answer for Chemistry chapter 3 (Gases)

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ECAT Pre Engineering Chemistry Ch 3 Test
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Online MCQ`s Test For Chapter 3 "ECAT Chemistry Chapter 3 Gases Online Test"

Try The MCQ`s Test For Chapter 3 "ECAT Chemistry Chapter 3 Gases Online Test"

  • Total Questions30

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ECAT Chemistry Chapter 3 Gases Online Test

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Question # 1

Boyle's law doesn't fail even :

Question # 2

The order of the rate of diffusion of gases NH3,SO2, CL2, and CO2 IS :

Question # 3

The movement of molecules from a region of high pressure to vacuum is called :

Question # 4

In Solids, the temperature is the measure of

Question # 5

Equal masses of methane and oxygen are mixed in an empty container at 25°CThe fraction of total pressure exerted by oxygen is :

Question # 6

The rate of diffusion of a gas is :

Question # 7

The density of a gas is directly and volume at constant temperature for a gas is

Question # 8

Gases shows uniform behavior toward their :

Question # 9

Gases of air, always remain in random motion and do not settle due to

Question # 10

How should condition be changed to prevent the volume of a given gas from expanding whine its mass is increased ?

Question # 11

The intramolecular force in gases are :

Question # 12

In Boyle's law which of the following pair remains constant :

Question # 13

Which of the following will have the same number of molecules at STP ?

Question # 14

All gases can be compressed by

Question # 15

The highest temperature at which a substance can exist as a liquid is called its

Question # 16

All gases can be compressed by :

Question # 17

Boyle's law does not fall even

Question # 18

According to Boyle's law, which parameters give a straight line parallel to axis-s, when we plot a graph between:

Question # 19

Gases show uniform behaviour towards their

Question # 20

The rate of diffusion of a gas in

Question # 21

In solids, the temperature of is the measure of

Question # 22

Which of the following is the simplest form of matter?

Question # 23

According to Boyle's law. which parameters give a straight line parallel to x-axis, when we plot a graph between

Question # 24

Number of molecules in one dm3 of water is close to :

Question # 25

If absolute temperature of a gas is doubled and the pressure is reduced to one half, the volume of the gas will be

Question # 26

Liquids are less common than :

Question # 27

Cooling happens under the Joule Thomson Effect due to sudden

Question # 28

The relation ships b/w volume of given amount of gas and prevailing conditions of temperature and pressure are :

Question # 29

The density of a gas is directly proportional to pressure, inversely proportional to temperature and directly proportional to

Question # 30

A graph between P and 1/V at constant temperature and number moles of a gas meets the

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