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

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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

Mild non-corrosive basic salt is

NaHCO3

NaOH

NaCl

Ca(OH)2

2 / 15

Payal has to arrange the following in decreasing order of hydroxide ion concentration.

Wine (pH 4.0), Milk of magnesia (pH 10.5), Blood (pH 7.4)

Which of the following arrangements is correct?

Wine → Blood → Milk of Magnesia

Blood → Milk of magnesia → Wine

Milk of Magnesia → Blood → Wine

Wine → Milk of magnesia → Blood

3 / 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.

All – P, Q, and R

Only P

Only Q and R

Only P and R

4 / 15

Identify the basic salt from the following salts:

NH4Cl

NaNO3

Na2CO3

KCl

5 / 15

Which of the following reactions is a neutralization reaction?

HNO3 + NaOH → NaNO3 + H2O

4Na + O2 → 2Na2O

Fe + 2HCl → FeCl2 + H2

MgO + H2O → Mg(OH)2

6 / 15

Which of the following are correctly matched?

1. Common salt	Formed by sodium hydroxide and hydrochloric acid
2. Brine	The aqueous solution of Sodium chloride
3. Chlor-alkali process	Formation of Sodium chloride

1, 2 and 3

1 and 2

2 and 3

1 and 3

7 / 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?

8 / 15

Assertion (A): Fresh milk in which baking soda is added, takes a longer time to set as curd.

Reason (R): Baking soda decreases the pH value of fresh milk to below 6.

Both A and R are true and R is not the correct explanation of the assertion.

Both A and R are true and R is the correct explanation of the assertion.

A is false but R is true

A is true but R is false

9 / 15

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

White

Remained yellow

Pink

Reddish brown

10 / 15

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

Also See: CBSE Class 10 Science 2024 Exam (02/03/2024) Answer Key OUT! Check Now

What is the definite conclusion that Anand can reach?

Both Q and S are basic solutions

Both Q and R are salt solutions

Both P and R are neutral solutions.

Both P and S are salt solutions

11 / 15

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

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

Decomposition reaction

Redox reaction

Combination reaction

Displacement reaction

12 / 15

In a very polluted city, water from the first rain in the monsoon season is collected in a beaker. Which of the following changes will it have on a litmus paper?

Turn red litmus blue.

It will have no effect on the litmus paper.

Both A and B

Turn blue litmus red

13 / 15

Assertion (A): While dissolving an acid in the water, the water must always be added slowly to the acid with constant stirring.

Reason (R): Dissolving an acid in water is a highly exothermic reaction.

A is true but R is false

Both A and R are true and R is not the correct explanation of the assertion.

Both A and R are true and R is the correct explanation of the assertion.

A is false but R is true

14 / 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.

1 and 3

2 only

2 and 4

4 only

15 / 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

A-ii, B-i, C-iv, D-iii

A-iii, B-iv, C-i, D-ii

A-iii, B-ii, C-iv, D-i

A-ii, B-iv, C-i, D-iii

Your score is

The average score is 58%

Complete all questions and check your leaderboard rank!

Pos.	Name	Score	Duration	Points
1	Kc	100 %	47 seconds	15
2	PK	100 %	58 seconds	15
3	Name	100 %	59 seconds	15
4	sp	100 %	1 minutes 8 seconds	15
5	D	100 %	1 minutes 10 seconds	15
6	Mansi	100 %	1 minutes 11 seconds	15
7	m	100 %	1 minutes 29 seconds	15
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11	Bhavana	100 %	2 minutes 17 seconds	15
12	rr	100 %	3 minutes 36 seconds	15
13	xyz	100 %	3 minutes 45 seconds	15
14	aum	100 %	4 minutes 3 seconds	15
15	WHYYYYYY	93 %	55 seconds	14
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18	Op	93 %	1 minutes 54 seconds	14
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108	AND I SAID BLAH BLAH BLHA ISNT IT FUNNY HAHAHAHAHAHAHAH HEHEH	60 %	21 minutes 8 seconds	9
109	S	60 %	26 minutes 2 seconds	9
110	F	53 %	1 minutes 9 seconds	8
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149	Ragan singh 10 B	47 %	1 hours 34 minutes 45 seconds	7
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166	joanna	40 %	9 minutes 56 seconds	6
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169	Ram	40 %	15 minutes 38 seconds	6
170	F	40 %	19 minutes 28 seconds	6
171	S	40 %	1 hours 30 minutes 6 seconds	6
172	Gg	33 %	55 seconds	5
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180	abhishek Kumar	27 %	42 seconds	4
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182	D	27 %	1 minutes 29 seconds	4
183	Shivam	27 %	1 minutes 47 seconds	4
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187	Sunil Kumar	27 %	4 minutes 11 seconds	4
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198	84	20 %	2 minutes 21 seconds	3
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200	tanu	20 %	4 minutes 43 seconds	3

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

Class 10 Science Chapter 2 Acids, Bases and Salts MCQs

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Class 10 Science Chapter 2 Acids, Bases and Salts MCQs

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