Embibe Experts Solutions for Chapter: Chemical Reactions and Equations, Exercise 1: meghalaya-2018

Ferrous sulphate decomposes with the evolution of gas having characteristics odour of burning sulphur. Identify the type of reaction.

When an aqueous sodium hydroxide solution is added to the aqueous copper sulphate solution, it forms a bluish-white precipitate of copper hydroxide. What type of reaction is this? 

When an aqueous sodium hydroxide solution is added to the aqueous copper sulphate solution, it forms a bluish-white precipitate of copper hydroxide. What is the colour of copper sulphate solution? 

When an aqueous sodium hydroxide solution is added to the aqueous copper sulphate solution, it forms a bluish-white precipitate of copper hydroxide. Write a balanced chemical equation to represent the above reaction.

Name the reaction that is commonly used in the conversion of ethanol to ethanoic acid.

What happens chemically, when quicklime is added to water? Give the chemical reaction. 

Balance the following equation:

$\mathrm{Fe} + {\mathrm{H}}_2\mathrm{O} \to {\mathrm{Fe}}_3{\mathrm{O}}_4 + {\mathrm{H}}_2$

Balance the following equation:

$\mathrm{CuS} + \mathrm{HCl} \to {\mathrm{CuCl}}_2 + {\mathrm{H}}_2\mathrm{S}$