Balancing Equations Test

__ Al + __ FeO → Al₂O₂ + __ Fe

• 1, 1, 2

• 2, 2, 2

• 2,4,2

_SnO₂ +_H₂-->_Sn +_H₂O

• 1,2,1,2

• 1,2,1,1

• already balanced

_CF₄ + _Br₂ -- _CBr₄ + _F₂

• 2,2,2,2

• 2,1,2,1

• 1,2,1,2

What is the little number after an element in a chemical equation called.

Example: H₂

• Subscript

• Coefficient

• Equation

_Al +_HCl --> _H₂ +_AlCl₃

• 2, 6, 3, 2

• it is already balanced

• 2, 1, 4, 5

When balancing equations a ____ can be placed to the left of a formula of a substance to make the equations balanced

• charge

• subscript

• coefficient

The two sides of a chemical equation are called?

• Reactants (left) and Products (right)

• Ingredients (left) and Product (right)

• Reactants (left) and Results (right)

_Zn+_HCl-->_ZnCl₂ +_H₂

• 1,1,2,1

• 1,2,1,1

• 2,1,1,1

_Mg + _Cl₂ --> _MgCl₂

• it is already balanced

• 1, 2,1

• 2,1,1

__P₄ + __O₂ --> __P₂O₃

• it is already balanced

• 2, 1, 3

• 1, 3, 2