Acids, Bases, and Salts: Master NCERT Class 10 Chemistry with MCQs

Embark on an intellectual journey through the world of chemistry with NCERT Class 10 Chemistry MCQs. Our focus for today’s exploration is Chapter 2 – Acids, Bases, and Salts. This article delves into their fundamental concepts, exploring their unique properties, behaviors, and the importance of pH and the neutralization process. Let’s dive in!

A Journey Through Acids, Bases, and Salts

Acids, bases, and salts hold a prominent place in the study of chemistry. With their unique abilities, like turning litmus paper into different colors and reacting with metals to release gases, they present a fascinating realm of scientific discovery. Unraveling these phenomena helps deepen our understanding of the world around us.

MCQs to Solidify Your Understanding

To ensure a firm grasp of these concepts, here are 15 multiple-choice questions (MCQs) based on Chapter 2 of the NCERT Class 10 Science book. Challenge yourself and check your understanding of the material.

MCQs on Acids, Bases, and Salts

1. Which of the following is NOT a characteristic of acids? a) Turns blue litmus paper red b) Have a sour taste c) Release hydrogen gas when reacted with metals d) Have a pH greater than 7
2. Which of the following is a strong acid? a) Acetic acid (CH3COOH) b) Citric acid (C6H8O7) c) Hydrochloric acid (HCl) d) Carbonic acid (H2CO3)
3. The pH scale ranges from: a) 0 to 10 b) 0 to 14 c) 1 to 12 d) 1 to 10
4. When an acid reacts with a metal, the product formed is: a) Water b) Salt c) Hydrogen gas d) Oxygen gas
5. A base turns red litmus paper: a) Blue b) Green c) Yellow d) No change
6. Which gas is liberated when an acid reacts with a metal carbonate? a) Hydrogen gas b) Carbon dioxide gas c) Oxygen gas d) Nitrogen gas
7. Baking soda (sodium bicarbonate) is a common example of: a) Acid b) Base c) Salt d) Alkali
8. The chemical formula of hydrochloric acid is: a) H2SO4 b) HNO3 c) HCl d) NaOH
9. Which of the following is a natural indicator? a) Methyl orange b) Phenolphthalein c) Litmus d) Universal indicator
10. The pH of a neutral solution is: a) 0 b) 7 c) 14 d) Cannot be determined
11. Which of the following substances is not acidic? a) Lemon juice b) Vinegar c) Milk of magnesia d) Orange juice
12. The reaction between an acid and a base is known as: a) Neutralization b) Precipitation c) Combustion d) Oxidation
13. The pH of a solution is 9. What type of solution is it? a) Acidic b) Basic c) Neutral d) Alkaline
14. Which of the following is an example of a strong base? a) Ammonia (NH3) b) Sodium hydroxide (NaOH) c) Potassium hydroxide (KOH) d) Calcium hydroxide (Ca(OH)2)
15. The salt used to make the water in swimming pools basic is: a) Sodium chloride b) Calcium carbonate c) Magnesium sulfate d) Potassium nitrate

Answer Key

1.d, 2.c, 3.b, 4.c, 5.a, 6.b, 7.c, 8.c, 9.c, 10.b, 11.c, 12.a, 13.b, 14.b, 15.b

Mastering the concepts of Acids, Bases, and Salts is a crucial step towards acing your NCERT Class 10 Chemistry exam. This extensive list of MCQs serves as a valuable tool in your academic journey. Use these resources to your advantage and conquer the world of chemistry with confidence!