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Gaseous State QUESTIONS AND ANSWERS

IIT JEE : Gaseous State QUESTIONS AND ANSWERS :: part1 : 6 to 10

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

6.A rubber balloon permeable to all isotopic forms of hydrogen is filled with heavy hydrogen and placed in tank of pure hydrogen. After some times, the balloon will

shrink in size

expand

remain as such

shrink to half of its size.

7.The value of universal gas constant depends upon

temperature of the gas

volume of the gas

number of moles of gas

none of these.

8.At constant volume for a foxed number of gas moles, the pressure of the gas increases with the rise in temp. because of

increase in average molecular speed

increased rate of collisions amongst molecules

increase in molecular attraction

decrease in mean free path.

9.An ideal gas is at pressure P and temperature T, in a box which has been placed in another evacuated large container. The inner box is pricked so that the gas inside it starts escaping out. What is correct?

the temperature falls

the temperature rises

the temperature remains the same

unpredictable.

10.The bottle of liquid ammonia is cooled before opening the seal so as to lower its

vapour pressure

surface tension

viscosity

extent of H-bonding.

More Gaseous State QUESTIONS AND ANSWERS available in next pages