What is meant by pH of a solution?

Important Questions on Acids, Bases And Salts

EASY

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 12

State one difference between a strong electrolyte and a weak electrolyte. Give one example of each.

MEDIUM

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 13

How did Arrhenius define acids and bases?

EASY

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 14

Differentiate between strong and weak electrolytes.

MEDIUM

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 14

Choose strong acid and strong base from the following:
CH₃COOH, NH₄OH, KOH, HCl.

MEDIUM

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 15

Why should water be never added dropwise to concentrated sulphuric acid?

MEDIUM

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 16

Which will be more acidic and why?
(i) A solution with pH value of 6.0 or (ii) A solution with pH value of 5.0

MEDIUM

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 17

Match the acids given in Column (A) with their correct source given in Column (B)
Column (A) Column (B)
(a) Lactic acid (i) Tomato
(b) Acetic acid (ii) Lemon
(c) Citric acid (iii) Vinegar
(d) Oxalic acid (iv) Curd

EASY

10th CBSE

IMPORTANT

Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 18

How does the flow of acid rain water into a river, make the survival of aquatic life in the river difficult?