Balance each of the chemical equations below then classify each reaction as synthesis, decomposing, single-replacement, or double-replacement.

1. __Sb + __ Cl2 > __ SbCl2

2. __ Mg + __O2 > __ MgO

3. __CaCl2 > __ Ca + __ Cl2

4. __ C4H10 + __ O2 > __ CO2 + __ H2O

5. Fe + HCl > FeCl2 + H2

6. CuO + H2 > Cu + H2O

7. Al + H2SO4 Al2(SO4)3 + H2

8. MgBr2 + Cl2 > MgCl2 + Br2

9 SnO2 + C > Sn + CO

10. Pb(No2)2 + H2S > PBS + HNO3