Chemistry·MCQ Practice

Stoichiometry and Stoichiometric Calculations — 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.

Q1easy

What mass of CO2CO_2 will be produced when 24 g24\,\text{g} of carbon (C) is completely combusted in excess oxygen?

Q2medium

When 10 g10\,\text{g} of H2H_2 reacts with 64 g64\,\text{g} of O2O_2 to form water (2H2+O2→2H2O2H_2 + O_2 \rightarrow 2H_2O), which is the limiting reagent?

Q3easy

What volume of NH3NH_3 gas at STP can be produced from 11.2 L11.2\,\text{L} of N2N_2 gas and excess H2H_2 gas?

Q4easy

A reaction has a theoretical yield of 50 g50\,\text{g}. If the actual yield obtained in an experiment is 40 g40\,\text{g}, what is the percentage yield?

Q5easy

How many moles of HClHCl are required to react completely with 0.5 mol0.5\,\text{mol} of CaCO3CaCO_3 according to the reaction: CaCO3+2HCl→CaCl2+H2O+CO2CaCO_3 + 2HCl \rightarrow CaCl_2 + H_2O + CO_2?

Q6medium

If 20 mL20\,\text{mL} of 0.1 M,NaOH0.1\,\text{M},NaOH solution is required to neutralize 10 mL10\,\text{mL} of an HClHCl solution, what is the molarity of the HClHCl solution?