NCERT Exemplar Solutions
Class 10 - Science - CHAPTER 2: Acids, Bases and Salts - Multiple Choice Questions
Question 25

Question.  25

Match the chemical substances given in Column (A) with their appropriate application given in Column (B)

Column (A)Column (B)
(A) Bleaching powder(i) Preparation of glass
(B) Baking soda(ii) Production of H₂ and Cl₂
(C) Washing soda(iii) Decolourisation
(D) Sodium chloride(iv) Antacid
(a)

A—(ii), B—(i), C—(iv), D—(iii)

(b)

A—(iii), B—(ii), C—(iv), D—(i)

(c)

A—(iii), B—(iv), C—(i), D—(ii)

(d)

A—(ii), B—(iv), C—(i), D—(iii)

Detailed Answer with Explanation:

Steps: Bleaching powder is used for decolourisation/bleaching (A→iii). Baking soda as antacid (B→iv). Washing soda is used in glass manufacture (C→i). Sodium chloride electrolysis produces H₂ and Cl₂ (D→ii). Hence option (c).

NCERT Exemplar Solutions Class 10 – Science – CHAPTER 2: Acids, Bases and Salts – Multiple Choice Questions | Detailed Answers