write chemical eqn for the following reactions
1. Iron reacts with stream
2. magnesium reacts with dilute hcl
3. copper heated in air
Answers
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When Iron reacts with steam it form fe3O4 and water is formed
Mg + Hcl gives out Mgcl2 and H2
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Fe+H2O=Fe2O3 + H2
Mg+HCl=MgCl2+H2
Cu+O2= CuO
saijd:
hiii
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