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WorksheetsBalancing Chemical Equations
Total questions: 10
Worksheet time: 4mins
Fe + S --> FeS
Law of Conservation of Mass
How many Iron (Fe) atoms are in this chemical formula?
Ferrous sulfide is reacted with Oxygen, to form Ferric oxide and Sulfur dioxide. What is the balanced equation?
FeS+3O₂ -> 2FeO+SO₂
4FeS+7O₂ -> 2Fe₂O₃+4SO₂
2FeS+3O₂ -> 2FeO+2SO₂
4FeS+O₂ -> Fe₂O₃+4SO₂
Ethane is reacted with Oxygen, to form Carbon dioxide and Water. What is the balanced equation?
C₂H₆ + O₂-> CO₂ + H₂O
C₂H₆O + 3O₂-> 2CO₂ + 3H₂O
2C₂H₆ + 7O₂-> 4CO₂ + 6H₂O
2C₄H₁₀ + 13O₂-> 8CO₂ + 10H₂O
Ethanol is reacted with Oxygen, to form Carbon dioxide and Water. What is the balanced equation?
C₂H₆ + O₂-> CO₂ + H₂O
C₂H₆O + 3O₂-> 2CO₂ + 3H₂O
2C₂H₆ + 7O₂-> 4CO₂ + 6H₂O
2C₄H₁₀ + 13O₂-> 8CO₂ + 10H₂O
Butane is reacted with Oxygen, to form Carbon dioxide and Water. What is the balanced equation?
C₂H₆ + O₂-> CO₂ + H₂O
C₂H₆O + 3O₂-> 2CO₂ + 3H₂O
2C₂H₆ + 7O₂-> 4CO₂ + 6H₂O
2C₄H₁₀ + 13O₂-> 8CO₂ + 10H₂O
Aluminum is reacted with Sulfuric Acid, to form Aluminum Sulfate and Hydrogen gas. What is the balanced equation?
2Al + 2H2SO4 -> Al2(SO4)2 + 2H2
Al + 3H2SO4 -> Al3(SO4)3 + 3H2
4Al + 6H2SO4 -> 2Al2(SO4)3 + 6H2
2Al + 3H2SO4 -> Al2(SO4)3 + 3H2
