Question

1. Which ions are released by acids in aqueous solution?
2. Give two examples of Mineral acids?
3. Give two examples of organic acids?
4. Name the acid present in vinegar?
5. Ria collected some items from kitchen like tamarind,lemon juice,Soap,Sugar,Baking Soda,Common Salt.Help her to classify substance as acid,base or neutral?
6. Give two examples of base?
7. If solution turns red litmus blue,what should be its pH?
8. What does pH=1 indicate about nature of solution?
9. Which ions are released by base in aqueous solution?
10. Explain neutralization reaction with example?

Answer 1

Answer:

H+ or H3O+ ions are released by acids in aqueous solution

2) HCl (Hydrochloric acid) and H2SO4 (Sulphuric acid)

3) Acetic acid and citric acid

4) Acetic acid

5) acid :- tamarind , lemon juice

base :- Soap

salt :- Baking soda and common salt

6) sodium hydroxide , calcium hydroxide , magnesium hydroxide , sodium carbonate

7) pH > 7

8) it's highly acidic in nature

9) OH- ions are released by base in aqueous solution

10) when acids reacts with base neutralization reaction happens