1. What ionic compounds would form between: 1) Ca and S 2) Li and O 3) K and P 4) Mg and N

3. A synthesis reaction is one where two or more reactants are combined to form a more complex substance. General Form: A + B AB Where A and B are reactants.

4. Examples: 2 Na + Cl 2 2 NaCl 2 H 2 + O 2 ?

5. 2 H 2 + O 2 2 H 2 O

6. A decomposition reaction occurs when compounds break down into simpler products. General Form: AB A + B

7. Examples: Electrolysis of water 2 H 2 O 2 H 2 + O 2 2 Al H 3 ?

8. 2 Al H 3 2 Al + 3 H 2

9. In a single replacement reaction, one element in a compound is swapped for another. General Form: A + BC B + AC

10. Examples: Mg + 2 AgCl MgCl 2 + 2 Ag 2 NaCl + F 2 ?

11. 2 NaCl + F 2 2 NaF + Cl 2

12. In a double replacement reaction, two elements in different compounds trade places. General Form: AB + CD AD + CB

13. Examples: 2 LiCl + MgO Li 2 O + MgCl 2 K 2 S + BeCl 2 ?

14. K 2 S + BeCl 2 2 KCl + BeS