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Limiting Reactants and chemical equations

Authored by MR Carnes

Chemistry

10th - 12th Grade

NGSS covered

Used 10+ times

Limiting Reactants and chemical equations
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

You need 2 pieces of bread, 1 tablespoon of peanut butter and 2 tablespoons of jelly to make a sandwich.  If you have 10 pieces of bread, 4 tablespoons of peanut butter and 20 tablespoons of jelly, what is the limiting reactant?

bread
jelly
peanut butter
sandwich

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

1 P+ 3 O--> 1 P4O
What is the limiting reactant if 12 moles of Preact with 15 moles of O2?

P4
O2
P4O
none of the above

Tags

NGSS.HS-PS1-7

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the limiting reactant if 10 moles of NH3 react  with 30.0 moles of NO?
4 NH3+6 NO --> 5 N2 + 6 H2O

NH3
NO
N2
water

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use the equation 2 Al + 3 Cl2 ---> 2 AlCl3.  If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant.

AlCl3
Cl2
Al

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The limiting reactant

slows the reaction down
is used up first
is the reactant that is left over
controls the speed of the reaction

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the arrow in a chemical equation...
H2 + O --> H2O

Reactants
Products 
Yields 
Chemical Equation 

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The substances listed on the left side of a chemical equation are the

Products
Coefficients
Precipitates
Reactants

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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