Stoichimetry Quiz
Authored by Ay Santn
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6th - 12th Grade
Used 266+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the molar mass of C6H12O6?
180.18
180.12
180.24
180.06
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
N2 + 3H2 → 2NH3
How many moles of hydrogen are needed to react with 2 moles of nitrogen?
6
2
3
1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Mole ratios are obtained from the
balanced chemical equation
periodic table
molar mass
4.
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
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Balance the following reaction :
CaC₂(s) + H₂O(l) --> C₂H₂(g) + Ca(OH)₂(aq)
1,2,2,2
1,2,1,1
2,1,1,1
2,1,2,1
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
2H2 + O2 → 2H2O
How many moles of water can be produced if 8 moles H2 are used?
4 moles
8 moles
16 moles
2 moles
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
For the Balanced Reaction: 3 Mg + 1 Fe2O3 → 3 MgO + 2 Fe; What is the Ratio of moles of MgO to moles Fe?
3mol Mg / 2 mol Fe
2 mol Mg/ 3 mol Fe
1 mol Fe/ 2 mol Fe
3 mol MgO / 2 mol Fe
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