Chemistry·MCQ Practice

Ideal Gas Equation — MCQ Practice

NEET UG
Updated 13 Sep 2026

Interactive MCQ Practice

Test your knowledge. Click “Solve” to reveal options, select your answer, then check the result. 6 questions available.

Q1medium

A gas occupies a volume of 2.5 L2.5\,\text{L} at 27∘C27^\circ\text{C} and 1 atm1\,\text{atm} pressure. If the pressure is increased to 2 atm2\,\text{atm} and the temperature is raised to 127∘C127^\circ\text{C}, what will be the new volume of the gas?

Q2medium

What is the density of N2\text{N}_2 gas at 227∘C227^\circ\text{C} and 5.0 atm5.0\,\text{atm} pressure? (Given: Molar mass of N2=28 g/mol\text{N}_2 = 28\,\text{g/mol}, R=0.0821 L atm mol−1K−1R = 0.0821\,\text{L atm mol}^{-1}\text{K}^{-1})

Q3easy

A 10 L10\,\text{L} container holds 0.5 mol0.5\,\text{mol} of an ideal gas at 25∘C25^\circ\text{C}. What is the pressure inside the container? (Given: R=0.0821 L atm mol−1K−1R = 0.0821\,\text{L atm mol}^{-1}\text{K}^{-1})

Q4easy

Which of the following conditions would cause a real gas to deviate MOST from ideal behavior?

Q5medium

How many moles of an ideal gas are present in a 5.0 L5.0\,\text{L} container at 27∘C27^\circ\text{C} and 760 mmHg760\,\text{mmHg} pressure? (Given: R=0.0821 L atm mol−1K−1R = 0.0821\,\text{L atm mol}^{-1}\text{K}^{-1})

Q6easy

At STP, 11.2 L11.2\,\text{L} of an ideal gas has a mass of 14 g14\,\text{g}. What is the molar mass of the gas?