class 7 acid, bases and salt pdf
Class 7 Acid, Bases and Salt Questions Covered: 1.What are Acids? Give Examples 2.What are Bases? Give Examples. 3.What are Indicators? Name Three Natural Indicators. 4.Difference Between Acids and Bases? 5.What is Neutralization? Explain with an Example. 6.Where do we see neutralization in daily life? 7.What is Acid Rain? How…