Chemical Balance Combustion

Quiz
•
Chemistry
•
10th Grade
•
Hard
+3
Standards-aligned
Charles Martinez
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following is a combustion reaction?
2H2O → 2H2 + O2
2AgNO3 + H2S → Ag2S + 2NHO3
2Al + N2 → 2AlN4
4Fe + 3O2 → 2Fe2O3
Tags
NGSS.HS-PS1-4
NGSS.HS-PS3-4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What must methane be combined with to undergo a combustion reaction?
carbon dioxide
energy
oxygen
hydrogen
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When wood burns in the presences of oxygen, in what form is energy released?
heat and light
hydrogen
water vapor
more oxygen
Tags
NGSS.HS-PS3-4
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following best explains why PbS + PbSO4 ==> 2Pb + 2SO2 is not a combustion reaction?
Fuel is not a reactant.
Molecular oxygen is not a product.
Molecular oxygen is not a reactant.
Fuel is not a product.
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following is a balanced equation for the combustion of heptane (a hydrocarbon)?
C7H16 + O2 → 7CO2 + 8H2O
C7H16 + 11O2 → CO2 + H2O
C7H16 + O2 ==> CO2 + H2O
C7H16 + 11O2 → 7CO2 + 8H2O
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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