Physics
Heat
9 Topics Winds, Storms and Cyclones
7 Topics Motion and Time
7 Topics Electric Current and its Effects
8 Topics Light
10 Topics Chemistry
Acids, Bases and Salts
9 Topics Physical and Chemical Changes
7 Topics Water: A Precious Resource
8 Topics Wastewater Story
11 Topics BIOLOGY
Nutrition in Plants
9 Topics Nutrition in Animals
6 Topics Fibre to Fabric
5 Topics Soil
5 Topics Respiration in Organisms
11 Topics Transportation Animals and Plants
7 Topics Reproduction in Plants
5 Topics Forests: Our Lifeline
10 Topics 
Acids, Bases and Salts
In our daily life we use a lots of substances some of which are acids, bases and salt. In this chapter first we discuss about acids and bases. Then about the natural indicators around us like litmus, turmeric, china rose. Then we study about neutralisation and its application in daily life in case of indigestion, ant bite, soil treatment, factory wastes.
Lesson Content
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