MCQ Questions for Class 11 Chemistry Chapter 5 States of Matter with Answers

States of Matter Class 11 Chemistry MCQs Questions with Answers

Check the below NCERT MCQ Questions for Class 11 Chemistry Chapter 5 States of Matter with Answers Pdf free download. MCQ Questions for Class 11 Chemistry with Answers were prepared based on the latest exam pattern. We have Provided States of Matter Class 11 Chemistry MCQs Questions with Answers to help students understand the concept very well.

Class 11 Chemistry Chapter 5 Quiz

Class 11 Chemistry Chapter 5 MCQ Online Test

You can refer to NCERT Solutions for Class 11 Chemistry Chapter 5 States of Matter to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

States of Matter Class 11 Chemistry MCQ online test

Q1.	Three containers A, B, C of equal volume contain oxygen, neon and methane respectively at same temperature and pressure. The increasing order of their masses is
	A.A < B < C
	B.B < C < A
	C.C < A < B
	D.C < B < A

Ans: C < B < A

Q2.	A gas will approach ideal behaviour at
	A.Low temperature, low pressure
	B.Low temperature, high pressure
	C.High temperature, low pressure
	D.High temperature, high pressure

Ans: High temperature, low pressure

Q3.	Containers A and B have same gas. Pressure, volume and temperature of A are all twice those of B. The ratio of number of molecules of A and B is
	A.1:2
	B.2:1
	C.1:4
	D.4:1

Ans: 2:1

Q4.	According to kinetic theory of gases,in an ideal gas,between two successive collisions a gas molecule travels
	A.In a circular path
	B.In a wavy path
	C.In a straight line path
	D.With an accelerated velocity

Ans: In a straight line path

Q5.	When did substances exist in different crystalline forms the phenomenon is called :
	A.Allotropy
	B.Polymorphism
	C.Polymerization
	D.Isomorphism

Ans: Polymorphism

Q6.	Sl unit of pressure is :
	A.Pascal
	B.torr
	C.mm of Hg
	D.none of the above

Ans: Pascal

Q7.	If the pressure of a gas is increased then its mean free path becomes:
	A.0
	B.Less
	C.More
	D.Infinity

Ans: Less

Q8.	1 atmosphere is equal to:
	A.1 torr
	B.760 cm
	C.760 mm
	D.76 torr

Ans: 760 mm

Q9.	Grahams law refers to :
	A.Boiling point of water
	B.Gaseous Diffusion
	C.Gas Compression
	D.Volume changes of gases

Ans: Gaseous Diffusion

Q10.	The rise or fall of a liquid within a tube of small bore is called :
	A.Surface Tension
	B.Capillary Action
	C.Viscosity
	D.Formation of Curvature

Ans: Capillary Action

Q11.	The rates of diffusion of gases are inversely proportional to square root of their densities . This statement refers to :
	A.Daltons Law
	B.Grahams Law
	C.Avogadros Law
	D.None of the Above

Ans: Grahams Law

Q12.	Cooling is caused by :
	A.Evaporation
	B.Convection
	C.Conduction
	D.none of the above

Ans: Conduction

Q13.	If helium and methane are allowed to diffuse out of the container under the similar conditions of temperature and pressure, then the ratio of rate of diffusion of helium to methane is:
	A.2:1
	B.1:2
	C.3:5
	D.4:1

Ans: 2:1

Q14.	Equal masses of ethane and hydrogen are mixed in an empty container at 25°C . The fraction of total pressure exerted by hydrogen is
	A.1:2
	B.1:1
	C.01:16
	D.15:16

Ans: 15:16

Q15.	The volume of 2.8 g of carbon monoxide at 27°C and 0.0821 atm is
	A.30 L
	B.3 L
	C.0.3 L
	D.1.5 L

Ans: 30 L

Q16.	According to kinetic theory of gases,in an ideal gas,between two successive collisions a gas molecule travels
	A.In a circular path
	B.In a wavy path
	C.In a straight line path
	D.With an accelerated velocity

Ans: In a straight line path

Q17.	Standard conditions are :
	A.0°C and 14. 7mm
	B.32°F and 76 cm
	C.273°C and 760 mm
	D.4°C and 76 m

Ans: 32°F and 76 cm

Q18.	The internal resistance to the flow of a liquid is called :
	A.Surface Tension
	B.Diffusion
	C.Viscosity
	D.Osmosis

Ans: Viscosity

Q19.	When did substances exist in different crystalline forms the phenomenon is called :
	A.Allotropy
	B.Polymorphism
	C.Polymerization
	D.Isomorphism

Ans: Polymorphism

Q20.	The temperature above which the gas cannot be liquified by pressure alone is called :
	A.Melting Point
	B.Critical Temperature
	C.Transition Temperature
	D.Absolute Zero