Acids, Bases and Salts Class 10 MCQ Quiz – Test Your Knowledge!

Are you ready to test your understanding of Acids, Bases, and Salts? This Chapter 2 Science MCQ Quiz is designed as per the CBSE syllabus and will help you revise key concepts quickly. Let's see how many you get right!

Class 10 Science Chapter 2 Acids, Bases and Salts MCQs

Chapter 2: Acids, Bases and Salts

1 / 15

Which of the following are properties of acids?

    1. They are bitter in taste.

    1. They react with metals to produce hydrogen gas.

    1. They are easily soluble in water.

2 / 15

In an attempt to demonstrate electrical conductivity through an electrolyte, the following apparatus was set up.

Base solution in water conducts electricity

Which among the following statement(s) is/are correct?

    1. The bulb will not glow because the electrolyte is not acidic.

    1. The bulb will glow because NaOH is a strong base and furnishes ions for conduction.

    1. The bulb will not glow because the circuit is incomplete.

    1. The bulb will not glow because it depends upon the type of electrolytic solution.

3 / 15

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. Decolorization
D. Sodium Chloride iv. Antacid

4 / 15

Meena rubbed the yellow-colored turmeric stain on his son’s shirt with soap. She observed the color of the stain became:

5 / 15

The yellow color of turmeric changes to red on addition of soap solution. When substance P is added to turmeric, there is no change in color.

Which of the following is definitely true about substance P?

6 / 15

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Anand took four colorless solutions P, Q, R, and S, and performed the following tests.

Solution P Solution Q Solution R Solution S
With Methyl Orange No change in color Turns red No change in color No change in color
With Phenolphthalein No change in color No change in color No change in color Turns pink
With Red litmus No change in color No change in color No change in color Turns litmus blue
With Blue litmus No change in color Turns litmus red No change in color No change in color

What is the definite conclusion that Anand can reach?

7 / 15

Which of the following reactions is a neutralization reaction?

8 / 15

Which of the following are correctly matched?

1. Plants and animals pH range is 7.0 to 7.8
2. Acid rain pH is 7.6
3. Tooth Decay pH less than 5.5

9 / 15

A solution of a base with pH 12.1 is given.

Which of the following can be done to decrease its pH?

    1. Add distilled water to it.

    1. Add a solution of a different base with pH 8.7

    1. Add a few drops of an acid with an unknown pH

10 / 15

Anita added a drop each of diluted acetic acid and diluted hydrochloric acid on pH paper and compared the colors. Which of the following is the correct conclusion?

11 / 15

12 / 15

The reaction between MnO2 with HCl is depicted in the following diagram. It was observed that a gas with bleaching abilities was released.

reaction between MnO2 with HCl

The chemical reaction between MnO2 and HCl is an example of:

13 / 15

The graph given below depicts a neutralization reaction (acid + base → salt + water). The pH of a solution changes as we add an excess of acid to an alkali.

graph depicting a neutralization reaction

Which letter denotes the area of the graph where both acid and salt are present?

14 / 15

Some activities cause the soil and water resources in that area to become acidic. Once these activities are stopped, the land has to be treated to enable plants to grow once again.

Which of the following should be added to the land to decrease the acidity permanently and allow plants to grow once again?

15 / 15

Which of the following salts does not contain water of crystallization?

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Related Quizzes & Study Material

👉 Chemical Reactions and Equations MCQ Quiz
👉 NCERT Notes for Acids, Bases, and Salts

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