Lakhmir Singh Solutions Class 10 Chemistry Solutions for Exercise in Chapter 1 - Chapter 1 Chemical Reactions and Equations

Question 178 Exercise

(a) Explain, with example, how the physical states of the reactants and products can be shown in a chemical equation.


(a) The physical state of the reactants and products in a chemical reaction can be shown by using the letters in the round brackets. If it is solid then (s), if it is liquid (l) gas (g), and aqueous (aq).

Example: Ca(OH)2 (aq) + CO2 (g)  CaCO3 (s) + H2O _(l)_

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