Balancing Equations Team Game

Balance this equation:
P₄+O₂  -->  P₂O₃

• 3 P₄+ O₂ --> 2 P₂O₃
•  P₄+ O₂ --> 2 P₂O₃
•  P₄+ 3 O₂ --> 2 P₂O₃
•  P₄+ 2 O₂ --> 3 P₂O₃

Tags

NGSS.HS-PS1-7

Balance this equation,            
Al₂O₃ --> Al + O₂ 

• Cannot be balanced
• 2Al₂O₃ --> 2Al+3O₂ 
• 2Al₂O₃--> 4Al+3O₂ 
• 3Al₂O₃--> 2Al+O₂ 

Tags

NGSS.HS-PS1-7

Balance the equation:
Si(OH)₄+NaBr--> SiBr₄+NaOH

• Si(OH)₄+2NaBr--> SiBr₄+NaOH
• Si(OH)₄+4NaBr--> SiBr₄+4NaOH
• Si(OH)₄+NaBr--> SiBr₄+4NaOH
• Si(OH)₄+2NaBr--> SiBr₄+2NaOH

Tags

NGSS.HS-PS1-7

PCl₅ + ___ H₂O → ___ HCl + H₃PO₄

• 4, 5

• 1, 6

• 3, 8

• 2,2

Tags

NGSS.HS-PS1-7

Balance this equation
_Al +_HCl --> _H₂ +_AlCl₃

• 2, 6, 3, 2
• it is already balanced
• 4, 12, 3, 4
• 2, 1, 4, 5

Tags

NGSS.HS-PS1-7

What are the coefficient used to balance the equation below?
__Ag₂O →__ Ag +___O₂

• 2,4,1
• 1,1,1
• 2,1,2
• 2,2,2

Tags

NGSS.HS-PS1-7

Balance this equation...

Sb₂S₃ + O₂ --> Sb + SO₂

• It is balanced

• Sb₂S₃ + 3O₂ --> 2Sb + 3SO₂

• Sb₂S₃ + O₂ --> 2Sb + SO₂

• What is Sb?

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7

Which of the following shows the correct way to balance the chemical equation?
Fe + O₂ -> Fe₂O₃

• 4Fe + 3O₂ -> 2Fe₂O₃
• 2 Fe + 3O₂ -> Fe₂O₆
• 4 Fe + O₆ -> 2Fe₂O₃
• None of the options are correctly balanced.

Tags

NGSS.HS-PS1-7

Balance this equation.
_CF₄ + _Br₂ -- _CBr₄ + _F₂

• 2,1,2,1
• 1,2,2,1
• 1,2,1,2
• 2,2,2,2

Tags

NGSS.HS-PS1-7

Identify the type of reaction:

Ca + O₂ --> CaO

• Decomposition

• Synthesis

• Endothermic

• Combustion