CBSE Class 10 Science MCQs Chapter 2 Acids Bases and Salts

Acids Bases and Salts Class 10 MCQs

CBSE Class 10 Science Chapter 2 Acids Bases and Salts MCQs have questions of varying difficulty levels to help students in the board exam preparation. They can easily download the CBSE Class 10 Science MCQs Chapter 2 Acids Bases and Salts PDF from the link below. They can also access the CBSE Class 10 Science MCQs for other chapters to boost their exam preparation.

Download CBSE Class 10 Science MCQ Chapter 2 Acids Bases and Salts PDF

The Acids Bases and Salts Class 10 MCQs are prepared as per the CBSE Class 10 Science Syllabus and cover the important concepts of Chapter 2. Practising these MCQs of Acid Bases and Salts of Class 10 will boost the preparation level of students so that they can attempt the board exam confidently. Also, students can solve the CBSE Class 10 Science Sample Papers for practice based on the latest exam pattern.

CBSE Class 10 Science MCQs Chapter 2 Acids Bases and Salts with Answers

Below, we have provided Acid Base and Salts Class 10 MCQs along with correct answers. Students must practise these CBSE Class 10 Science Chapter 2 MCQs to get an idea of how multiple-choice questions are asked in the exam. It will help them to quickly solve the Acid, Base and Salts MCQs in the board exam.

Q1. Which Acid is present in Tomato?

(A) Citric Acid

(B) Oxalic Acid

(C) Lactic Acid

(D) HCl

Correct Answer: Option (B)

Q2. Which of the following is a strong acid?

(A) HCl pH 1

(B) CH3COOH pH 5

(C) Lemon juice pH 2.2

(D) Pure Milk pH 6

Correct Answer: Option (A)

Q3. Na2CO3.10H2O is known as –

(A) Baking soda

(B) Baking powder

(C) Washing soda

(D) Bleaching powder

Correct Answer: Option (C)

Q4. pH value less than 7 indicates that the solution is –

(A) Acidic

(B) Basic

(C) Neutral

(D) No effect

Correct Answer: Option (A)

Q5. Which of the following is neutral salt?

(A) NH4Cl




Correct Answer: Option (B)

Q6. Lactic Acid is present in –

(A) Orange

(B) Tea

(C) Curd

(D) Vinegar

Correct Answer: Option (C)

Q7. Farmers neutralise the effect of Acidity on the soil by adding –

(A) Slaked lime

(B) Gypsum

(C) Caustic soda

(D) Baking soda

Correct Answer: Option (A)

Q8. Which of the following are present in a dilute Aqueous solution of hydrochloric acid?

(A) H3O + Cl

(B) H3O + OH

(C) Cl + OH

(D) Unionised HCl

Correct Answer: Option (A)

Q9. CuSO4.5H2O: In this Compound, the water molecule is called –

(A) Pure water

(B) Water of crystallisation

(C) Soda water

(D) None of these

Correct Answer: Option (B)

Q10. Which of the following salts does not contain water of crystallisation?

(A) Blue vitriol

(B) Baking soda

(C) Washing soda

(D) Gypsum

Correct Answer: Option (B)

Q11. An aqueous solution turns the red litmus solution blue. Excess addition of which of the following solutions would reverse the change?

(A) Baking powder

(B) Lime

(C) Ammonium hydroxide solution

(D) Hydrochloric acid

Correct Answer: Option (D)

Q12. In which pH range does our body work to survive in the atmosphere?

(A) 5.5 to 8.5

(B) 7.0 to 7.8

(C) 2.3 to 7.0

(D) 7.5 to 12.5

Correct Answer: Option (B)

Q13. What is the chemical formula of POP (Plaster of Paris)?

(A) CaSO4.2H2O

(B) CaSO4.3H2O

(C) CaSO4.1/2H2O

(D) CaCO3.1/2H2

Correct Answer: Option (C)

Q14. What happens when a solution of an acid is mixed with a solution of a base in a test tube?

(i) The temperature of the solution increases

(ii) The temperature of the solution decreases

(iii) The temperature of the solution remains the same

(iv) Salt formation takes place

(A) (i) only

(B) (i) and (iii)

(C) (ii) and (iii)

(D) (i) and (iv)

Correct Answer: Option (D)

Q15. Which salt is acidic in nature?

(A) NH4Cl


(C) NaCl


Correct Answer: Option (A)

Q16. When a base reacts with a metal, it forms a salt, and hydrogen gas is released. By what method can the presence of hydrogen be detected?

(A) by water

(B) by litmus paper

(C) by methyl orange

(D) by a burning candle

Correct Answer: Option (D)

Q17. The image shows the pH values of four solutions on a pH scale.

CBSE Class 10 Science MCQ Chapter 2 Acids Bases and Salt-1

Which solutions are alkaline in nature?

(A) A and B

(B) B and C

(C) C and D

(D) A and D

Correct Answer: Option (C)

Q18. At what temperature is gypsum heated to form Plaster of Paris?

(A) 35°C

(B) 70°C

(C) 80°C

(D) 100°C

Correct Answer: Option (D)

Q19. Sodium carbonate reacts with hydrochloric acid and produces –

(A) NaCl

(B) CO2

(C) H2O

(D) All of the above

Correct Answer: Option (D)

Q20. Which acid is present in tamarind?

(A) Tartaric acid

(B) Oxalic Acid

(C) Lactic Acid

(D) Citric Acid

Correct Answer: Option (A)

Frequently Asked Questions on Acids Bases and Salt


What are acids, bases and salts with examples?

Acid: An acid is a substance whose water solution tastes sour, turns blue litmus red and neutralises bases. For example, HCl, H2SO4
Base: A substance is called base if its aqueous solution tastes bitter, turns red litmus blue or neutralises acids. For example, KOH, NaOH
Salt: Salt is a neutral substance whose aqueous solution does not affect litmus. For example, NaCl, CaCl2


What is the second chapter of Class 10 Science?

The second chapter of Class 10 Science is Acids, Bases and Salts.


What is brisk effervescence in Class 10 Science?

The brisk effervescence is defined as the rapid or vigorous evolution of a gas in a chemical reaction. It is evidence that in the reaction, carbon dioxide is liberated.

We hope students have found these MCQs on “Acids Bases and Salts Class 10 CBSE Chapter 2 Science” useful for their exam preparation. Keep learning and stay tuned to BYJU’S for further updates on the CBSE exam. Download BYJU’S – The Learning App and subscribe to the YouTube channel to access interactive study videos.


Leave a Comment

Your Mobile number and Email id will not be published.