11 JEE Main 2021 States of Matter previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2021 previous-year questions from the States of Matter chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the States of Matter chapter hub.
A certain gas obeys P V m - b = RT . The value of ∂ Z ∂ P T is xb RT . The value of x is (Integer answer) (…
Two flasks I and II shown below are connected by a valve of negligible volume. When the valve is opened, the final pres…
A car tyre is filled with nitrogen gas at 35 psi at 27   ° C . It will burst if pressure exceeds 40 psi. The…
The volume occupied by 4 . 75   g of acetylene gas at 50 ° C and 740   mm   Hg pressure is ________…
The pressure exerted by a non-reactive gaseous mixture of 6 . 4   g of methane and 8 . 8   g of carbon dioxid…
A home owner uses 4 . 00 × 10 3   m 3 of methane CH 4 gas, (assume CH 4 is an ideal gas) in a year to heat hi…
An empty LPG cylinder weighs 14 . 8   kg . When full, it weighs 29 . 0   kg and shows a pressure of 3 . 47 &#…
The number of chlorine atoms in 20   mL of chlorine gas at STP is _______ 10 21 . (Round off to the Nearest Intege…
The unit of the van der Waals gas equation parameter ' a ' in P + an 2 V 2 ( V - nb ) = nRT is:
Which one of the following is the correct PV vs P plot at constant temperature for an ideal gas ? ( P and V stand for p…
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