ECAT Pre Engineering Chemistry Chapter 3 MCQ Test With Answer

Top Scorers Of ECAT Chemistry Chapter 3 Gases MCQ`s Test

A

Abdullah Zubair 17 - Dec - 2024 04 Min 34 Sec 120/120
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Khalida Amjad 23 - Oct - 2024 01 Min 52 Sec 115/120
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Fatima Tabassum 11 - Jan - 2025 02 Min 30 Sec 115/120
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rehan sanaullah 06 - Jun - 2024 05 Min 12 Sec 105/120
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Muhammad Abubakar 25 - Oct - 2024 14 Min 32 Sec 105/120
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Umar Saeed 21 - Jul - 2024 02 Min 11 Sec 95/120
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kayani 17 - Jul - 2024 07 Min 39 Sec 95/120
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notghouri playz 16 - Dec - 2024 16 Min 23 Sec 95/120
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Mirza Abdullah 11 - Jun - 2024 04 Min 21 Sec 90/120
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Aman Fatima 03 - Jan - 2026 17 Min 21 Sec 88/120
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Laiba Jawad 21 - Sep - 2024 07 Min 29 Sec 80/120
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M Saifullah 02 - Jul - 2024 12 Min 19 Sec 80/120
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Shazi Ansari 05 - Jun - 2024 03 Min 12 Sec 75/120
E

Eraj Abeer 18 - Dec - 2024 04 Min 19 Sec 75/120
Y

Yasmeen Ashraf 04 - Jun - 2024 06 Min 46 Sec 75/120

ECAT Chemistry Chapter 3 Important MCQ's

Sr.#	Question	Answer
1	Gases show uniform behaviour towards their	A. Internal conditions B. External conditions C. Internal and external conditions D. None of above
2	The ratio of volume to temperature on Kelvin scale is constant according to	A. Charle's law B. Newton's law C. Coulomb's law D. Boyle's law
3	In Boyle's law which of the following pair is variable :	A. Temperature and quantity of a gas. B. Pressure and volume C. Volume and quantity of a gas. D. Pressure and quantity of a gas.
4	Boyle's law does not fall even	A. Temperature is extremely high B. Pressure is extremely high C. Mixture of gases is taken D. all of above
5	If absolute temperature of a gas is doubled and the pressure is reduced to one half, the volume of gas will :	A. remain unchanged B. increase four times C. reduce to 1/4 D. be doubled
6	The movement of gas molecules from a region of high pressure to vacuum is called	A. Evaportation B. Effusion C. Conduction D. Diffusion
7	The graph between pressure and volume at constant temperature for a gas is	A. Isobaric B. Isothermal C. Isotherm D. None of above
8	The movement of molecules from a region of high pressure to vacuum is called :	A. Evaporation B. Effusion C. Conduction D. Difusion
9	Liquids are less common than	A. Solids B. Plasmas C. Gases D. All of above
10	The density of a gas is directly and volume at constant temperature for a gas is	A. Isobaric B. Isothermal C. Isotherm D. None of above

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ECAT Pre Engineering Chemistry Chapter 3 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 3 Gases

ECAT Chemistry Chapter 3 Gases

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

A real gas obeying van der Waals' equation will resemble ideal gas if :

In gases and liquids, temperature is the measure of

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

The rate of diffusion of a gas in

A graph b/w P and 1/V at constant temperature and number of moles is parallel to :

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

For a gas obeying Boyle's law if pressure is doubled, the volume becomes

Which Statement about gases is not correct?

Gases show uniform behaviour towards their

Cooling happens under the Joule Thomson Effect due to sudden

The deviation of a gas from ideal behavior is maximum at :

A graph between P and PV at constant temperature and number of mole is parallel to

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

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

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

In Boyle's law which of the following pair is variable

Gases shows uniform behavior toward their :

All gases can be compressed by :

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

Keeping the temperature constant, if the gas is expanded

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

In Boyle's law which of the following pair is variable :

Liquids are less common than :

Absolute temperature of a gas is proportional to

The graph between pressure and volume at constant temperature for a gas is

The deviation of a gas from ideal behavior is maximum at :

In gases and liquids, temperature is the measure of :

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

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

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Top Scorers Of ECAT Chemistry Chapter 3 Gases MCQ`s Test

ECAT Chemistry Chapter 3 Important MCQ's

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