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JEE States of Matter PYQs with Solutions

14 previous year questions from States of Matter (JEE Main & Advanced NSEC) with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

14 questionsNSECAnswers + solutions

About States of Matter PYQs

States of Matter has 14 previous year questions in the Quantrex Academy JEE Main & Advanced NSEC bank. The 14 questions in this list come from Olympiad workbook (14). Each question opens on its own page with the options, the correct answer and the worked solution where available.

States of Matter questions with solutions

Equal masses of ethane and hydrogen gas are present in a container at 25^ ^ ^ ∘ C . The fraction of the total pressure exerted by ethane gas is

Olympiad workbook Solution View → 2

The van der Waals equation for one mole of a real gas can be written as (P+a / V^2)(V-b)=RT . For the gases H_2, NH_3 , and CH_4 , the value of ' a ' (. bar L^ -2 mol^ -2 ) are

Olympiad workbook Solution View → 3

Which of the following will not give a straight line plot for an ideal gas?

Olympiad workbook Solution View → 4

The pressure inside two gas cylinders of volume 25 ~m^3 and 50 ~m^3 are 10 kPa and 20 kPa respectively. The cylinders are kept at the same temperature and sepearted by a valve.

Olympiad workbook Solution View → 5

When a sample of gas kept at 20^ ^ ^ ∘ C and 4.0 atm is heated to 40^ ^ ^ ∘ C at constant volume

Olympiad workbook Solution View → 6

Density of CO_2 gas at 0 ^ ^ ^ ∘ C and 2.00 atm pressure can be expressed as

Olympiad workbook Solution View → 7

Which of the following is correct? A liquid with

Olympiad workbook Solution View → 8

A substance X was heated at constant pressure and the temperature observed at various times of heating was plotted as given below Which of the following is/are correct? I. Melting

Olympiad workbook Solution View → 9

A helium cylinder in which the volume of gas =2.24 ~L at STP ( 1 ~atm, 273 ~K ) developed a leak and when the leak was plugged the pressure in the cylinder was seen to have

Olympiad workbook Solution View → 10

One mole of neon (atomic mass =20 ~g ~mol^ -1 ) and one mole of argon (atomic mass =40 ~g ~mol^ -1 ) are stored in two separate containers I and II, at temperature T and 2 T

Olympiad workbook Solution View → 11

A closed 2.0 L container initially holds 3.0 ~mol^ ^ ^ ∘ of O_2(~g) and 2.0 ~mol of_2(~g) at room temperature, T. If the pressure remains constant when 1.0 mol of O_2(~g) is

Olympiad workbook Solution View → 12

A given amount of an ideal gas undergoes the cyclic process ABCA as given below. The equivalent representation/s of the same process is/are

Olympiad workbook Solution View → 13

Among the following, the correct statements about the compressibility factor (Z) of real gases are: (i) If Z 1 , intermolecular repulsive forces are more dominant. (iv) If Z>1

Olympiad workbook Solution View → 14

Two flasks I and II of equal volume are evacuated and connected by a tube of negligible volume fitted with a stopcock. They are then placed in two different constant temperature

Olympiad workbook Solution View →

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Main States of Matter list

The larger JEE States of Matter list is under Chemistry (207 questions).

Related JEE NSEC chapters

Some Basic Concepts of Chemistry (60)Electrochemistry (52)Thermodynamics (C) (50)Structure of Atom (50)General Organic Chemistry (44)Chemical Kinetics (42)Chemical Bonding and Molecular Structure (34)Coordination Compounds (33)Hydrocarbons (29)Solid State (22)Ionic Equilibrium (20)Alcohols Phenols and Ethers (19)

States of Matter in other exams

NEET States of Matter (414)BITSAT States of Matter (14)