Acids, Bases and Salts MCQ Class 10 Science Chapter 2 with Answers

Acids, Bases and Salts MCQ Questions for Class 10 Science Chapter 2 with Answers

NCERTCOURSE.COM- Find here the NCERT/CBSE chapter-wise Multiple Choice Questions from Class 10 Science book Chapter 2 Acids, Bases and Salts with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Acids, Bases and Salts. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

MCQ Questions for Class 10 Science with Answers Chemistry

Q1. Na2CO3 . 10H2O is

(i) washing soda
(ii) baking soda
(iii) bleaching powder
(iv) tartaric acid

(i) washing soda

Q2. Which gas is evolved when acids react with metals?

(i) O2
(ii) CO2
(iii) H2
(iv) N2

Answer: (iii)

Q3. NaHCO, formed by reaction of

(i) NaOH + H2CO3
(ii) NaCl + H2CO3
(iii) Na2CO3 + HCl
(iv) NaOH + Na2CO3

Answer: (i)

Q4. Chemical formula of baking soda is:

(i) MgSO4
(ii) Na2CO3
(iii) NaHCO3
(iv) MgCO3

Answer: (iii)

Q5. Egg shell is made up of

(i) CaCO3
(ii) CaO
(iii) Ca(OH)2
(iv) CaCl2

Answer: (i)

Q6. Which of the following is not a acidic salt?

(i) CuSO4
(ii) NH4Cl
(iii) FeCl3
(iv) CH3COONa

Answer: (iv)

Q7. Ag2S reacts with H2SO4 to form

(i) AgSO4
(ii) Ag2SO4 + H2S
(iii)Ag2O + H2S
(iv) AgOH + H2S

Answer: (ii)

Q8. Lime water reacts with chlorine to give

(i) bleaching powder
(ii) baking powder
(iii) baking soda
(iv) washing soda

(iii) baking soda

Q9. A solution has turned the colour of red litmus paper to blue. The pH of the solution is approximately:

(i) 2
(ii) 5
(iii) 7
(iv) 10

(iv) 10

Q10. Sodium hydroxide turns phenolphthalein solution

(i) pink
(ii) yellow
(iii) colourless
(iv) orange

(i) pink

Q11. Tooth enamel is made up of

(i) calcium phosphate
(ii) calcium carbonate
(iii) calcium oxide
(iv) potassium

(i) calcium phosphate

Q12. Alkalis are

(i) acids, which are soluble in water
(ii) acids, which are insoluble in water
(iii) bases, which are insoluble in water
(iv) bases, which are soluble in water

(iv) bases, which are soluble in water

Q13. One of the constituents of baking powder is sodium hydrogencarbonate, the other constituent is

(i) hydrochloric acid
(ii) tartaric acid
(iii) acetic acid
(iv) sulphuric acid

(ii) tartaric acid

Q14. Sodium hydroxide is used

(i) as an antacid
(ii) in manufacture of soap
(iii) as a cleansing agent
(iv) in alkaline batteries

(ii) in manufacture of soap

Q15. Rain is called acid rain when its:

(i) pH falls below 7
(ii) pH falls below 6
(iii) pH falls below 5.6
(iv) pH is above 7

(iii) pH falls below 5.6

Q16. How many water molecules does hydrated calcium sulphate contain?

(i) 5
(ii) 10
(iii) 7
(iv) 2

(iv) 2

Q17. Tomato is a natural source of which acid?

(i) Acetic acid
(ii) Citric acid
(iii) Tartaric acid
(iv) Oxalic acid

(iv) Oxalic acid

Q18. Farmers neutralise the effect of acidity of the soil by adding

(i) slaked lime
(ii) gypsum
(iii) caustic soda
(iv) baking soda

(i) slaked lime

Q19. Sodium hydroxide is a

(i) weak base
(ii) weak acid
(iii) strong base
(iv) strong acid

(iii) strong base

Q20. Which one of the following types of medicines is used for treating indigestion?

(i) Antibiotics
(ii) Analgesic
(iii) Antacid
(iv) Antiseptic

(iii) Antacid

Q21. Which one of the following types of medicines is used for treating indigestion?

(i) Antibiotics
(ii) Analgesic
(iii) Antacid
(iv) Antiseptic

(iii) Antacid

Q22. Which one of the following salts does not con-tain water of crystallisation?

(i) Blue vitriol
(ii) Baking soda
(iii) Washing soda
(iv) Gypsum

(ii) Baking soda

I Think the given NCERT MCQ Questions for class 10 Science book Chapter 2 Acids, Bases and Salts with Answers Pdf free download will assist you. If you’ve got any queries regarding CBSE Class 10 Science Acids, Bases and Salts MCQs Multiple Choice Questions with Answers, drop a comment below and that we will come back to you soon.

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