Q JEE MAIN 2020

Which one of the following graphs is not correct for ideal gas? d = Density, P = Pressure, T =...

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Q JEE MAIN 2019

Consider the van der Waals constants, a and b, for the following gases. Which gas is expected to have the...

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Q JEE-MAIN 2019

Given Gas H2 CH4 CO2 SO2 Critical 33 190 304 630 Temperature/K On the basis of data given above, predict...

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Q JEE MAIN 2020

A spherical balloon of radius 3 cm containing helium gas has a pressure of $48 \times 10^{-3}$ bar. At the...

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Q JEE MAIN 2019

An open vessel at 27°C is heated until two fifth of the air (assumed as an ideal gas) in it...

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Q JEE MAIN 2020

The rate of a reaction decreased by 3.555 times when the temperature was changed from $40^{\circ} \mathrm{C}$ to $30^{\circ} \mathrm{C}$....

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Q JEE MAIN 2019

Points I, II and III in the following plot respectively correspond to ( $\mathrm{V}_{\text {mp }}$ : most probable velocity)

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Q JEE-MAIN 2020

The rate constant (k) of a reaction is measured at different temperatures (T), and the data are plotted in the...

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Q JEE MAIN 2020

The number of molecules with energy greater than the threshold energy for a reaction increases five fold by a rise...

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Q JEE MAIN 2019

At a given temperature T , gases $\mathrm{Ne}, \mathrm{Ar}, \mathrm{Xe}$ and Kr are found to deviate from ideal gas behaviour....

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Q JEE MAIN 2021

Two flasks I and II shown below are connected by a valve of negligible volume. When the valve is opened,...

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Q JEE MAIN_2021_

$$ 2 \mathrm{SO}_2(\mathrm{~g})+\mathrm{O}_2(\mathrm{~g}) \rightarrow 2 \mathrm{SO}_3(\mathrm{~g}) $$ The above reaction is carried out in a vessel starting with partial pressure...

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Q JEE MAIN 2021

The unit of the van der Waals gas equation parameter ' $a$ ' in $\left(P+\frac{a n^2}{V^2}\right)(V-n b)=n R T$ is...

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Q JEE MAIN 2021

An empty LPG cylinder weighs 14.8 kg. When full, it weighs 29.0 kg and shows a pressure of 3.47 atm....

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Q JEE-MAIN 2021

An empty LPG cylinder weighs 14.8 kg. When full, it weighs 29.0 kg and shows a pressure of 3.47 atm....

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Q JEE MAIN 2021

Which one of the following is the correct PV vs P plot at constant temperature for an ideal gas ?...

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Q JEE MAIN 2021

An LPG cylinder contains gas at a pressure of 300 kPa at $27^{\circ} \mathrm{C}$. The cylinder can withstand the pressure...

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Q _JEE MAIN_2021_

Given below are two statements one is labelled as Assertion A and the other is labelled as Reason R. Assertion...

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Q JEE MAIN 2021

Consider the complete combustion of butane, the amount of butane utilized to produce 72.0 g of water is $...

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Q JEE MAIN 2021

A home owner uses $4.00 \times 10^3 \mathrm{~m}^3$ of methane $\left(\mathrm{CH}_4\right)$ gas, (assume $\mathrm{CH}_4$ is an ideal gas) in a...

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Q JEE-Main-2021

The pressure exerted by a non-reactive gaseous mixture of 6.4 g of methane and 8.8 g of carbon dioxide in...

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Q JEE Main 2019

0.5 moles of gas $A$ and $x$ moles of gas $B$ exert a pressure of 200 Pa in a container...

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Q JEE MAIN 2021

The volume occupied by 4.75 g of acetylene gas at 50°C and 740 mmHg pressure is _____ L. (Rounded off...

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Q JEE MAIN 2021

Complete combustion of 3 g of ethane gives $x \times 10^{22}$ molecules of water. The value of $x$ is $\_\_\_\_$...

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Q JEE MAIN 2021

A certain gas obeys $\mathrm{P}\left(\mathrm{V}_{\mathrm{m}}-\mathrm{b}\right)=\mathrm{RT}$. The value of $\left(\frac{\partial \mathrm{Z}}{\partial \mathrm{P}}\right)_{\mathrm{T}}$ is $\frac{\mathrm{xb}}{\mathrm{RT}}$. The value of x is $\_\_\_\_$ ....

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Q JEE MAIN 2021

A car tyre is filled with nitrogen gas at 35 psi at $27^{\circ} \mathrm{C}$. It will burst if pressure exceeds...

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Q JEE MAIN 2022

A 10 g mixture of hydrogen and helium is contained in a vessel of capacity $0.0125 \mathrm{~m}^3$ at 6 bar...

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Q JEE MAIN 2022

A sealed flask with a capacity of $2 \mathrm{dm}^3$ contains 11 g of propane gas. The flask is so weak...

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Q JEE MAIN 2022

Given below are two statements. One is labeled as Assertion A and the other is labeled as Reason R. Assertion...

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Q JEE MAIN 2022

For a real gas at $25^{\circ} \mathrm{C}$ temperature and high pressure ( 99 bar ) the value of compressibility factor...

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Q JEE-Main 2022

The pressure of a moist gas at $27^{\circ} \mathrm{C}$ is 4 atm . The volume of the container is doubled...

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Q JEE MAIN 2022

Given below are the critical temperatures of some of the gases :

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Q JEE MAIN 2022

On the surface of polar stratospheric clouds, hydrolysis of chlorine nitrate gives A and B while its reaction with HCl...

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