NCERT Class 10 Science Chapter 2 Acids, Bases and Salts Solutions
NCERT Class 10 Science Chapter 2 Acids, Bases and Salts Solutions NCERT TEXTBOOK Solutions for Class 10 Science Question 1 A solution turns red litmus blue, its pH is likely to be (a) 1 (b) 4 (c) 5 (d) 10 Answer: (d) 10 Question 2 A solution reacts with crushed-egg shells to give a gas that turns lime water milky. The solution contains (a) NaCl (b) HCl (c) LiCl (d) KCl Answer: (b) HCl Question 3 10 mL of a solution of NaOH is found to be completely neutralised by 8 mL of a given solution of HC1. If we take 20 mL of the same solution of NaOH, the amount of HC1 solution (the same solution as before) required to neutralise it will be (a) 4 mL (b) 8 mL (c) 12 mL (d) 16 mL Answer: (d) 16 mL Question 4 Which one of the following types of medicines is used for treating indigestion? (a) Antibiotic (b) Analgesic (c) Antacid (d) Antiseptic Answer: (c) Antacid Question 5 Write word equations and then balanced equations for the reaction taking place when (a) dilute sulphuric acid reacts with zinc ...