CBSE Class 9 - Chemistry - Atoms and Molecules - Very Short Answer Based Questions - Answers
Q1. What is the chemical symbol of lead and mercury?
Q2. Monika finds that all samples of pure water have Hydrogen and Oxygen in ratio of 1:8 by mass. Which law does the statement agree to?
Q3. 10g of silver nitrate solution is added to 10g of sodium chloride solution. What change in mass do you expect after the reaction and why?