Balancing

3. REACTANTS: SUBSTANCE THAT
INTERACTS WITH ONE ANOTHER IN A
CHEMICAL REACTION, THEY ARE WRITTEN
ON THE LEFT SIDE OF A CHEMICAL
EQUATION.
PRODUCTS: SUBSTANCE FORMED BY A
CHEMICAL REACTION, THEY ARE WRITTEN
ON THE RIGHT SIDE OF A CHEMICAL
EQUATION.

5. " "
COMMON SYMBOLS
.

6. These guidelines are summarized as follows:
Guidelines #1- write the correct formula
Guideline #2-start with a specific element in a
compound with the most atoms.
Guidelines#3 –balance the polyatomic ions.
Guidelines#4-balance the H atoms and then O atoms
.
Guideline#5- checks the coefficients to see that they
are whole
numbers and are in the lowest possible ratio.
Guideline#6- check off each atom or polyatomic ion
with a check.

7. EXAMPLE:
1. H2SO4 + CA(OH)2 CASO4 + H2O
H2SO4 + CA(OH)2 CASO4 + 2H2O