Question

Ca(OH) =CaO + H2O
2.
MgO + H2O Mg(OH)
3.
CH4 + 202 - CO2 + 2H20
4.
2KCIO3 -- 2KCI+ 302
5.
NH3 + H20 NH OH
6.
Zn + 2HCI ZnCl2 + H2
7.
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Answer 1

Answer:

2 combustion

3 combustion

4 decomposition

5 replacement

6 Decomposition

Note:

Im not really sure if those r right.

It may be right actually.