Question

Write the balanced equation:-

1. Iron reacts with steam.
2. Copper is heated in air
3. Magnesium reacts with dilute HCl

Thanks for your time & help..

Answer 1

3Fe+ 4H20(gaseous) = Fe3O4 +H2

2Cu+O2= 2CuO

Mg+2HCl= MgCl2 + H2

Answer 2

1. Fe + H2O --- Fe2O3.nH2O

2. 2Cu + O2 --- 2CuO + Energy

3. Mg + 2HCl --- MgCl2 + H2

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