Embibe Experts Solutions for Chapter: Chemical Reactions and Equations, Exercise 1: Jammu and Kashmir Board-2018

What do you understand by Double-displacement reaction?

Write the short note on:

Rancidity

What is rusting of iron?

Which of the following is a correct balanced equation?

Write the steps involved in writing a chemical equation.

Identify the substances that are oxidised and the substance that are reduced in the following reaction:

$\mathrm{CuO}+{\mathrm{H}}_2\to \mathrm{Cu}+{\mathrm{H}}_2\mathrm{O}$

Identify the substances that are oxidised and the substance that are reduced in the following reaction:

${\mathrm{MnO}}_2+\mathrm{HCl}\to {\mathrm{MnCl}}_2+{\mathrm{H}}_2\mathrm{O}+{\mathrm{Cl}}_2$

The addition of oxygen to a substance in a chemical reaction is termed as: