1. Copyright © 2011 InteractiveScienceLessons.com Ag + H 2 S Ag 2 S + H 2 Balancing Equations

2. Copyright © 2011 InteractiveScienceLessons.com Ag + H 2 S Ag 2 S + H 2 Balancing Equations Subscripts- cannot change

3. Copyright © 2011 InteractiveScienceLessons.com Ag + H 2 S Ag 2 S + H 2 Balancing Equations

4. Copyright © 2011 InteractiveScienceLessons.com Ag + H 2 S Ag 2 S + H 2 Balancing Equations Coefficient- CAN change!

5. Copyright © 2011 InteractiveScienceLessons.com Ag + H 2 S Ag 2 S + H 2 2 (Ag) + H 2 S Ag 2 S + H 2 Balancing Equations

6. Copyright © 2011 InteractiveScienceLessons.com N 2 + H 2 NH 3 N 2 + H 2 2(NH 3 ) N 2 + 3(H 2 ) 2(NH 3 )

7. Copyright © 2011 InteractiveScienceLessons.com Li + FeBr 2 LiBr + Fe Li + FeBr 2 Li2Br + Fe X

8. Copyright © 2011 InteractiveScienceLessons.com Li + FeBr 2 LiBr + Fe Li + FeBr 2 2(LiBr) + Fe 2(Li) + FeBr 2 2(LiBr) + Fe

9. Copyright © 2011 InteractiveScienceLessons.com Li + N 2 Li 3 N Li + N 2 2Li 3 N 6Li + N 2 2Li 3 N

10. Copyright © 2011 InteractiveScienceLessons.com Al + HCl AlCl 3 + H 2 Al + 2(HCl) AlCl 3 + H 2

11. Copyright © 2011 InteractiveScienceLessons.com Al + HCl AlCl 3 + H 2 Al + 6(HCl) AlCl 3 + H 2 Al + 6(HCl) AlCl 3 + 3(H 2 ) Al + 6(HCl) 2(AlCl 3 ) + 3(H 2 ) 2(Al) + 6(HCl) 2(AlCl 3 ) + 3(H 2 )

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