ECAT Pre Engineering Chemistry Chapter 3 online mcq test with answers for chapter 3 (Gases)

ECAT Chemistry Chapter 3 Gases Online Test

Sr. #	Questions	Answers Choice
1	Gases of air, always remain in random motion and do not settle due to	Difference in molecular masses of air gases Difference in partial pressure of gas molecules Unequal number of different gas molecules Elastic collision of gas molecules
2	Gases exert pressure on walls of container because the gas molecules	Obey gas laws Have definite volume Collide with the walls of container Collide with each other
3	All gases can be compressed by	Keeping constant pressure Decreasing pressure Increasing pressure None of above
4	The movement of gas molecules from a region of high pressure to vacuum is called	Evaportation Effusion Conduction Diffusion
5	Which Statement about gases is not correct?	They spread throughout the vessel Pressure is due to collision There are larger spaces between the molecules Molecules are arranged regularly
6	Which of the following is the simplest form of matter?	Gaseous state Liquid State Solid State All of above