SAS 7 Gen Chem quiz
Authored by Henessey Marie Dahang Maglasang
Chemistry
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the type of reaction for the following equation:
2H2 + O2-----2H2O
Decomposition
Synthesis
Combustion
Single Displacement
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of reaction is represented by the following equation?
C3H8 + 5O2 → 3CO2 + 4H2O
Decomposition
Synthesis
Combustion
Single Displacement
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following represents a decomposition reaction?
2KClO3 → 2KCl + 3O2
CH4 + 2O2 → CO_2 + 2H_2O
Fe + CuSO4 → FeSO4 + Cu
NaOH + HCl → NaCl + H2O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a single replacement reaction?
2Al + 3CuCl2 → 2AlCl3 + 3Cu
NaOH + HCl → NaCl + H2O
C6H12O6 + 6O2 → 6CO2 + 6H2O
2KClO3 → 2KCl + 3O2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you start with 4 moles of hydrogen and 2 moles of oxygen, how many moles of water will be produced in the following reaction?
2H2 + O2 → 2H2O
1 mole
2 moles
4 moles
6 moles
6.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Balance the following equation:
H2 + O2 → H2O
H2 + O2 → H2O
H2 + 2O2 → 2H2O
2H2 + 2O2 → H2O
2H2 + O2 → 2H2O
7.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Balance the following combustion reaction:
C3H8 + O2 → CO2 + H2O
C3H8 + 5O2 → 2CO2 + 3H2O
C3H8 + 4O2 → 3CO2 + 3H2O
C3H8 + 5O2 → 3CO2 + 4H2O
C3H8 + 3O2 → 3CO2 + 4H2O
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