Write a balanced chemical equation for each of the following reactions and also classify them.
(a) Lead acetate solution is treated with dilute hydrochloric acid to form lead chloride and acetic acid solution.
(b) A piece of sodium metal is added to absolute ethanol to form sodium ethoxide and hydrogen gas.
(c) Iron (III) oxide on heating with carbon monoxide gas reacts to form solid iron and liberates carbon dioxide gas.
(d) Hydrogen sulphide gas reacts with oxygen gas to form solid sulphur and liquid water.

AcademicChemistryNCERTClass 10

(a) $Pb(CH_3COO)_2 + 2HCI \rightarrow PbCl_2 + CH_3COOH$
This is a Double Displacement reaction.

(b) $2Na + 2C_2H_5OH \rightarrow 2C2H5ONa+ H2$
This is a Displacement reaction.

(c) $Fe_2O_3 + 3CO \rightarrow 2Fe + 3CO_2$
This is a redox reaction.

(d) $2H_2S + O_2 \rightarrow 2S + 2H_2O$
This is a replacement reaction.
Updated on 10-Oct-2022 13:27:09