Question

50 examples of combination reation

Answer 1

Cu + O2 - CuO2

In short - A + B - AB

Answer 2

4K +O2 --> 2K2O

2Zn + O2 --> 2ZnO

4Fe + 3O2 --> 2Fe2O3

2 Cu+ O2 --> 2CuO

K2O +H2O --> 2KOH

CaO + 2H2O --> Ca(OH)2

2Na + Cl2 --> 2NaCl

2Fe + 3Cl2 --> 2FeCl3

Zn + S --> ZnS

Fe + F --> FeS

3Ca + N2 --> Ca3N2

3Mg + N2 --> Mg3N2

C + O2 --> CO2

S + O2 --> SO2

N2 + O2 --> 2NO

4P + 5O2 --> 2P2O5

SO2 + H2O --> H2SO3

SO3 + H2O --> H2SO4

P2O5 + 3H2O ---> 2H3PO

only 20 sorry dude