
Regents Chemistry-Stoichiometry

Quiz
•
Chemistry
•
9th - 12th Grade
•
Easy
Standards-aligned
Used 43+ times
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Given the following chemical equation:
4 Al + 3 O2 → 2 Al2O3
How many moles of aluminum oxide will be produced if 12 moles of aluminum are consumed?
12
4
8
6
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Given the following chemical equation:
CH4 + 2 O2 → 2 H2O + CO2
How many moles of oxygen must be consumed in order to produce 5 moles of carbon dioxide.
10
5
8
15
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Given the following chemical equation:
2 Al + 3 CuCl2 → 3 Cu + 2 AlCl3
How many moles of copper (II) chloride must be consumed in order to produce 12 moles of aluminum chloride?
14
6
12
18
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In the reaction
2RbNO3 → 2RbNO2 + O2
how many moles of O2 are produced when 5.0 mol of RbNO3 decompose?
1.0 mol
2.5 mol
3.0 mol
7.5 mol
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Given the equation
N2 + 3H2 --> 2NH3
what is the total number of moles of NH3 produced when 10 moles of H2 reacts completely with N2?
6.7
2.0
3.0
15.0
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the mole ratio of H2O to H3PO4 in the following chemical equation?
P4O10 + 6 H2O --> 4 H3PO4
6:4
4:6
1:3
3:1
Tags
NGSS.HS-PS1-7
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