Balancing Chemical Equations Flashcards

Front

Determine whether the equation is balanced: Ag + O₂ ---> 2Ag₂O

Back

Unbalanced

Front

Determine whether the following equation is balanced or unbalanced: H₄ + O₂ ---> 2H₂O

Back

Balanced

Front

Determine whether the following equation is balanced or unbalanced: 4P + 5O₂ ---> 2P₂O₅

Back

Balanced

Front

Determine whether the following equation is balanced or unbalanced: 2Fe + 3Cl₂ ---> FeCl₃

Back

Unbalanced

Front

Determine whether the following equation is balanced or unbalanced: S₈ + O₂ ---> 8SO₃

Back

Unbalanced

Front

In order for an equation to be balanced, there must be...

Back

an equal amount of atoms on both sides

Front

Is this equation balanced? Blanks indicate coefficient of "1".

Back

no

Front

How many HCl molecules do you need to balance this equation? 
Mg +  __HCl --->  MgCl₂ + H₂

Back

2

Front

Back

8

Front

Balance this equation:
 2Li + Cl₂ -> LiCl

Back

2Li + Cl₂ -> 2LiCl