Question

3. Balance the following equations :
(a) H2 + O2 + H20
(b) MnO2 + HCl - MnCl2 + H2O + C12
(c) Pb(NO3) - PbO + NO2 + O2
(d) AgNO3 + NaCl → AgCl + NaNO3
(e) Ca(OH)2 + HNO3 → Ca(NO3)2 + H20


4. Write down the balanced chemical equation for the following:
(a) Silver chloride is decomposed in presence of sunlight to give silver and chlorine gas.
(b) Calcium oxide reacts with water to give lime water.
(c) Sodium hydroxide reacts with hydrochloric acid to give sodium chloride and water.
(d) Die hydrochloric acid is added to copper oxide to give green coloured copper chloride
and water.
(e) Solution of barium chloride and sodium sulphate in water reacts to give insoluble
barium sulphate and solution of sodium chloride.​

Answer 1

Answer:

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Explanation:

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