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3rd Chapter

First Year Chemistry Chapter 3 Online MCQ Test for 1st Year Chemistry Chapter 3 Gases Preparation

This online test contains MCQs about following topics:

States of Matter - Gas Laws - General Gas Equation - Avogadro"s Law - Dalton's Law of Partial Pressures - Diffusion and Effusion - Kinetic Molecular Theory of Gases - Kinetic Interpretation of Temperature - Liquefaction of Gases - Non-Ideal Behaviour of Gases - Plasma State

FSC Part 1 Chemistry Ch. 3 Test

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Online MCQs Test of Chapter 3 of 11th Chemistry:

After practice of these online MCQs tests of chapter 3, the students will be able to understand the concepts of gases and can score good marks in board examination of chemistry. You can download 11th class chemistry chapter 3 MCQs in pdf for preparation of this important chapter. There are four options for each MCQ from which the students have to select the correct one. After attempting the complete test, the result is shown on the screen. The correct answers of all questions are highlighted so that the students can check the correct answers. For perfect preparation, check online MCQs test of chemistry chapter 3 for 11th class on our website ilmkidunya. These online MCQs tests give the students more confidence for the best performance in the chemistry board exam. After practice these online MCQs tests, you will find this chapter 3 of 11th class chemistry more easy and interesting and can score good marks in the board exam.

First Year Chemistry Chapter 3 Online MCQ Test for 1st Year Chemistry Chapter 3 Gases Preparation

1 If we plot a graph between I/V at x-axis and pressure at Y -axis
• A. a parabolic graph is obtained
• B. By increasing temperature straight line move toward x axis
• C. By increases temperature straight line move toward y axis.
• D. No. change in line by increasing temperature.
2 Under which conditions of temperature and pressure will a real gas behave most like an ideal gas.
• A. Low temperature and how pressure
• B. High temperature and high pressure
• C. Low temperature and high pressure
• D. High temperature and low pressure
3 The number of molecules in one dm<sup>3</sup>of water is close to
• A.
• B.
• C.
• D.
4 Which one of the following gases diffuse more rapidly.
• A. <div>Cl2</div>
• B. CO2
• C. CH4
• D. N2
5 At which distance a molecule is present from its neighbor molecules of its own diameter, at room temperature.
• A. 100 times
• B. 200 times
• C. 300 times
• D. 400 times
6 The volume of a gas at 0 oC is 273 dm3, the pressure remaining constant. At which temperature its volume will be doubled.
• A. 273 K
• B. 273 <sup>o</sup>C
• C. 546 <sup>o</sup>C
• D. 316 K
7 An Ideal gas can not be liquefied because.
• A. Its critical temperature is always above 0 <sup>o</sup>C
• B. It molecules are relatively smaller in size
• C. Its solidify before becoming a liquid
• D. Force operative between its molecules are negligible
8 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. 1/3
• B. 8/9
• C. 1/9
• D. 16/17
9 the order of the rate of diffusion of gases NH<sub>3</sub>, SO<sub>2</sub>, CI<sub>2</sub>and CO<sub>2 </sub>is
• A. NH<sub>3 </sub>&gt; SO<sub>2</sub>&gt;CI<sub>2</sub>CO<sub>2</sub>
• B. NH<sub>3</sub>&gt; CO<sub>2</sub>&gt; SO<sub>2</sub>&gt; CI<sub>2</sub>
• C. CI<sub>2</sub>&gt; SO<sub>2</sub>&gt; CO<sub>2</sub>&gt; NH<sub>3</sub>
• D. NH<sub>3</sub>&gt; CO<sub>2</sub>&gt; CI<sub>2</sub>&gt; SO<sub>2</sub>
10 The rate of diffusion of a gas is
• A. Directly proportional to its density
• B. Directly proportional to molecular mass
• C. Inversely proportional to its density
• D. Inversely proportional to square root of its molecular mass

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14 Sep 2022

Great😊😊

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12 Mar 2020

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20 Oct 2019

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16 Mar 2019

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