Preparation and solution of chemistry 11 MCQs are considered tough enough. MCQs of chemistry 11 are not such simple as other's books. Chemistry MCQs need a special and comprehensive explanation for solutions. So, here you are given a concept review of the most important chemistry mcqs of class 11.
Download or Preview chemistry 11 mcqs with answers to Chapter 3 Gases. These mcqs are also important for the preparation of the Entrance exam UHS NMDCAT and UET.
Chemistry 11 mcqs Importance
It is a tough and difficult task to solve chemistry 11 mcqs. Students
must need full conceptual knowledge of chemistry 11 mcqs for excellent
marks in chemistry 11. All the important mcqs of chemistry 11 of chapter 3 Gases are here for you. These questions are taken from past
papers of 1st-year chemistry of all Punjab Board of Pakistan as ;
Bahawalpur Board
D.G.Khan Board
Faisalabad Board
Gujranwala Board
Lahore Board
Multan Board
Rawalpindi Board
Post is created and designed with intense care and diligence.
These questions (MCQs) are top repetitive in Chemistry 11 Past Papers. Each
question has a detailed answer explanation. In this way, you learn chemistry mcqs of the first year easily.
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can view and download the chemistry 11 mcqs with answers Chapter 03 Gases mcqs. For chemistry, 1st year mcqs with answers pdf of all chapters click the link below the post. This
content is very helpful for weak students and also helpful for those
students that are better at chemistry 11 exam preparation. These
Questions are based on the current chemistry 11 syllabus according
to Punjab Textbook Board.
About This Chapter
Chapter no. 3 Gases of Chemistry 11 enables the students to learn;
- States of matter
- Boyles's Law and its Experimental and graphical explanation
- Charles's Law and its Experimental and graphical explanation
- Scales of thermometry
- General Gas Equation
- Applications of General Gas Equation
- Ideal gas constant
- Difference between diffusion and effusion
- Dalton's law of partial pressures
- Applications of Dalton's law of partial pressure
- Graham's law of diffusion
- Kinetic molecular theory of gases KMT
- Explanation of gas laws from the kinetic theory of gases
- Liquefaction of gases and on what factors it depends
- Non-ideal behavior of gases
- Causes for deviations from non-ideality
- What is the plasma state?
- Applications of plasma
This Post "Chemistry 11 Chapter 3 Gases MCQs with Answers" covers all important MCQs that are top repetitive
in past papers relevant to the above-mentioned topics.
👉For Answers to the following questions click the show answer button.
1. One torr is equal to
(A) One Pascal
(B) One mm of Hg
(C) 76 cm of Hg
(D) One atmosphere
(B) One mm of Hg
2. The commonly used unit of pressure by meteorologists is:
(A) Atmosphere
(B) Pascal
(C) Millibar
(D) PSI
(C) Millibar
3. Mathematically Boyle's law is shown as:
(A) PV=K
(B) P/V=K
(C) VT=K
(D) V/T=K
(A) PV=K
4. The value of absolute zero is:
(A) 273°C
(B) -273°C
(C) 0°C
(D) 273K
(B) -273°C
5. Pressure remaining constant, at which temperature the volume of a gas will become twice what it is at 0°C:
(A) 546°C
(B) 200°C
(C) 546K
(D) 273K
(C) 546K
6. If the absolute Temperature of a gas is doubled and pressure is reduced to one-half the volume of the gas will:
(A) Remains unchanged
(B) Increases four times
(C) Reduces to one-fourth
(D) Be doubled
(B) Increases four times
7. Which gas will diffuse more rapidly among the following?
(A) N2
(B) H2
(C) CO
(D) NH3
(B) H2
8. The partial pressure of O2 in the lungs is:
(A) 760 torr
(B) 320 torr
(C) 116 torr
(D) 159 torr
(C) 116 torr
9. The partial pressure of O2 in the air is:
(A) 760 torr
(B) 320 torr
(C) 116 torr
(D) 159 torr
(D) 159 torr
10. The molar volume of CO2 is maximum at:
(A) STP
(B) 127°C and 1 atm
(C) 0°C and 1 atm
(D) None of these
(B) 127°C and 1 atm
11. Equal masses of Methane and oxygen are mixed in an Empty container at 25°C, the fraction of total pressure exerted by oxygen is:
(A) 1/2
(B) 1/3
(C) 1/4
(D) 1/6
(A) 1/2
12. The spreading of the fragrance of scent in the air is due to:
(A) Effusion
(B) Osmosis
(C) Diffusion
(D) Density
(C) Diffusion
13. The temperature of the natural plasma is:
(A) 20000°C
(B) 5000°C
(C) 10000°C
(D) 1000°C
(A) 20000°C
14. A real gas obeying Van-der Waals equation will resemble ideal gas if:
(A) 'a' is small and 'b' is large
(B) 'b' is small and 'a' is large
(C) Both 'a' and 'b' are small
(D) Both 'a' and 'b' are large
(C) Both 'a' and 'b' are small
15. Deviation of gas from Ideal behavior is maximum at :
(A) -10°C and 5atm
(B) -10°C and 2atm
(C) 400°C and 2atm
(D) 0°C and 2atm
(A) -10°C and 5atm
16. One mole of any gas at standard temperature and pressure (STP) occupies a volume of:
(A) 20.414 dm3
(B) 22.414 dm3
(C) 2.241 dm3
(D) 224.14 dm3
(B) 22.414 dm3
17. The root mean square velocity of gases is inversely proportional to the square root of their:
(A) Volume
(B) Temperature
(C) Pressure
(D) Molar mass
(D) Molar mass
18. Plasma is the ionized gas mixture that consists of:
(A) Ions and Electrons
(B) Electrons, ions, and neutral atoms
(C) ions and neutral atoms
(D) Electrons and neutral atoms
(B) Electrons, ions, and neutral atoms
19. In the process of respiration there is application of:
(A) Dalton's law
(B) Charles' law
(C) Graham's law
(D) Boyle's law
(A) Dalton's law
20. The gases show more deviation at:
(A) Low temperature and low pressure
(B) High temperature and low pressure
(C) High temperature and High pressure
(D) Low temperature and High pressure
(D) Low temperature and High pressure
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