5. Reactivity 2 — How Much, How Fast, and How Far(QUESTION)

Limiting And Excess Reactants — Quiz

Test your understanding of limiting and excess reactants with 5 practice questions.

Practice Questions

Question 1

In a chemical reaction, what is the limiting reactant?

Question 2

For $2H_2 + O_2 \rightarrow 2H_2O$, if $5$ mol $H_2$ react with $2$ mol $O_2$, which reactant is limiting?

Question 3

For $N_2 + 3H_2 \rightarrow 2NH_3$, if $6$ mol $H_2$ react with excess $N_2$, how many moles of $NH_3$ can form?

Question 4

For $2Mg + O_2 \rightarrow 2MgO$, if $3$ mol $Mg$ react with $1$ mol $O_2$, how many moles of $MgO$ form?

Question 5

What is meant by an excess reactant?