Question

Q 20. Write the balanced chemical equation for the following reactions:

(i) Hydrogen + Oxygen → Water

(ii) Hydrogen + Chlorine → HydroChloric Acid

(iii) Aluminium + Oxygen → Aluminium Oxide

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Answer 1

Answer:

i) 2H2+O2=2H20

ii. H2+Cl2=2HCl

iii.4Al + 3O2= 2Al2O3

Answer 2

Explanation:

1) 2h2 +O2 =2 h20

2)H2 (g ) + Cl2(g) => 2 HCL(l)

3Al + O2 --> Al2O3