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

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 blue litmus red

Both A and B

Turn red litmus blue.

It will have no effect on the litmus paper.

2 / 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?

3 / 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

Only 1 and 2

Only 1

Any of 1, 2, and 3

Only 3

4 / 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

5 / 15

Which of the following are correctly matched?

1. Acid + Salt	Metal + Hydrogen
2. Acid + Metal Carbonate	Salt + Carbon Dioxide + Water
3. Metal Oxide + Acid	Salt + Water

1 and 3

1, 2 and 3

2 and 3

1 and 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 and 2

2 and 3

1 and 3

1, 2 and 3

7 / 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:

Redox reaction

Displacement reaction

Decomposition reaction

Combination reaction

8 / 15

Mild non-corrosive basic salt is

NaHCO3

NaOH

Ca(OH)2

NaCl

9 / 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?

Acetic acid is a strong acid.

pH of acetic acid is less than that of hydrochloric acid.

pH of acetic acid is more than that of hydrochloric acid.

Acetic acid dissociates completely in an aqueous solution.

10 / 15

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

Also See: Federalism Class 10 Social Science MCQ Quiz – Test Your Understanding

Baking soda

Washing soda

Blue vitriol

Gypsum

11 / 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.

Only P

Only Q and R

Only P and R

All – P, Q, and R

12 / 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

Milk of Magnesia → Blood → Wine

Blood → Milk of magnesia → Wine

Wine → Milk of magnesia → Blood

13 / 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.

A is true but R is false

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

Both A and R are true and R is not 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

Identify the basic salt from the following salts:

KCl

Na2CO3

NaNO3

NH4Cl

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
8	Hi	100 %	1 minutes 45 seconds	15
9	MJ	100 %	1 minutes 45 seconds	15
10	Y	100 %	1 minutes 54 seconds	15
11	Amrita	100 %	2 minutes 15 seconds	15
12	Bhavana	100 %	2 minutes 17 seconds	15
13	rr	100 %	3 minutes 36 seconds	15
14	xyz	100 %	3 minutes 45 seconds	15
15	aum	100 %	4 minutes 3 seconds	15
16	WHYYYYYY	93 %	55 seconds	14
17	Krishna	93 %	1 minutes	14
18	Mansi	93 %	1 minutes 40 seconds	14
19	Op	93 %	1 minutes 54 seconds	14
20	Yamini	93 %	1 minutes 54 seconds	14
21	Prachi singh	93 %	2 minutes 2 seconds	14
22	prakhar	93 %	2 minutes 11 seconds	14
23	BC on TOP	93 %	2 minutes 40 seconds	14
24	ooo	93 %	3 minutes 49 seconds	14
25	shehwaz	93 %	5 minutes 4 seconds	14
26	mk	93 %	8 minutes 17 seconds	14
27	Akshit	93 %	8 minutes 37 seconds	14
28	Sukriti Mohan	93 %	12 minutes 34 seconds	14
29	Yamini	93 %	16 minutes 19 seconds	14
30	Sd	93 %	17 minutes 27 seconds	14
31	..	93 %	33 minutes 32 seconds	14
32	Name	87 %	59 seconds	13
33	LEYLEY	87 %	1 minutes 4 seconds	13
34	Yhio	87 %	1 minutes 7 seconds	13
35	Sanap	87 %	1 minutes 41 seconds	13
36	aman	87 %	1 minutes 51 seconds	13
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40	Q	87 %	2 minutes 37 seconds	13
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66	Krisha	73 %	3 minutes 6 seconds	11
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68	Saatwat	73 %	4 minutes 12 seconds	11
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70	Master sk	73 %	5 minutes 11 seconds	11
71	n	73 %	5 minutes 47 seconds	11
72	Prachi singh	73 %	5 minutes 59 seconds	11
73	Dharti	73 %	7 minutes 3 seconds	11
74	....	73 %	7 minutes 32 seconds	11
75	dev	73 %	8 minutes 57 seconds	11
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81	f	73 %	26 minutes 30 seconds	11
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83	yfgb hhjh hhgtvy hgbjbs arfbmjggb	67 %	1 minutes 25 seconds	10
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87	Jwalith jeeva	67 %	6 minutes 18 seconds	10
88	YFK	67 %	6 minutes 44 seconds	10
89	Hava	67 %	6 minutes 54 seconds	10
90	Asha	67 %	8 minutes 44 seconds	10
91	sssssaaaaaaaaaz	67 %	8 minutes 58 seconds	10
92	hjsdfhbmscn	67 %	10 minutes 49 seconds	10
93	Raa	67 %	11 minutes 34 seconds	10
94	S	67 %	11 minutes 57 seconds	10
95	..	67 %	18 minutes 2 seconds	10
96	Boy	67 %	18 minutes 4 seconds	10
97	sk	60 %	1 minutes 29 seconds	9
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100	Z	60 %	4 minutes 39 seconds	9
101	Qwer	60 %	4 minutes 52 seconds	9
102	Cuz	60 %	4 minutes 53 seconds	9
103	B	60 %	5 minutes 15 seconds	9
104	Aditya prakash	60 %	5 minutes 27 seconds	9
105	r	60 %	5 minutes 57 seconds	9
106	Bhavana	60 %	6 minutes 7 seconds	9
107	m	60 %	6 minutes 31 seconds	9
108	123	60 %	6 minutes 35 seconds	9
109	diva	60 %	7 minutes 31 seconds	9
110	Hava	60 %	9 minutes 34 seconds	9
111	yfghj	60 %	11 minutes 17 seconds	9
112	priya	60 %	16 minutes 51 seconds	9
113	AND I SAID BLAH BLAH BLHA ISNT IT FUNNY HAHAHAHAHAHAHAH HEHEH	60 %	21 minutes 8 seconds	9
114	S	60 %	26 minutes 2 seconds	9
115	F	53 %	1 minutes 9 seconds	8
116	Mansi	53 %	1 minutes 22 seconds	8
117	Harshit	53 %	2 minutes 13 seconds	8
118	H	53 %	2 minutes 34 seconds	8
119	b	53 %	2 minutes 37 seconds	8
120	Ram	53 %	2 minutes 53 seconds	8
121	Eknoor singh	53 %	3 minutes 54 seconds	8
122	Poonani	53 %	5 minutes 13 seconds	8
123	SHRESTH	53 %	5 minutes 35 seconds	8
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139	Gg	47 %	59 seconds	7
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149	R	47 %	8 minutes 54 seconds	7
150	Shtii	47 %	10 minutes 49 seconds	7
151	Jk	47 %	12 minutes 5 seconds	7
152	slime	47 %	18 minutes 46 seconds	7
153	Tasvii	47 %	22 minutes 3 seconds	7
154	Ragan singh 10 B	47 %	1 hours 34 minutes 45 seconds	7
155	B...	40 %	1 minutes 20 seconds	6
156	Suuuuraj	40 %	2 minutes 59 seconds	6
157	aarya	40 %	3 minutes 6 seconds	6
158	Never mind	40 %	3 minutes 24 seconds	6
159	Iccha	40 %	3 minutes 26 seconds	6
160	Shivam	40 %	4 minutes 33 seconds	6
161	Sana	40 %	4 minutes 55 seconds	6
162	inzmam	40 %	4 minutes 55 seconds	6
163	A	40 %	5 minutes 55 seconds	6
164	Manasvi	40 %	6 minutes 23 seconds	6
165	Time	40 %	6 minutes 24 seconds	6
166	YUH	40 %	6 minutes 31 seconds	6
167	Akriti singh	40 %	7 minutes 22 seconds	6
168	k	40 %	7 minutes 25 seconds	6
169	Che	40 %	7 minutes 33 seconds	6
170	A	40 %	9 minutes 37 seconds	6
171	joanna	40 %	9 minutes 56 seconds	6
172	amritha	40 %	10 minutes 26 seconds	6
173	umra	40 %	11 minutes 42 seconds	6
174	Ram	40 %	15 minutes 38 seconds	6
175	F	40 %	19 minutes 28 seconds	6
176	S	40 %	1 hours 30 minutes 6 seconds	6
177	Gg	33 %	55 seconds	5
178	Kaju	33 %	1 minutes 21 seconds	5
179	Ffg	33 %	4 minutes 19 seconds	5
180	khushal	33 %	4 minutes 20 seconds	5
181	Uytc	33 %	5 minutes 32 seconds	5
182	Priya	33 %	9 minutes 12 seconds	5
183	Zain	33 %	10 minutes 3 seconds	5
184	Rohit	33 %	13 minutes 16 seconds	5
185	abhishek Kumar	27 %	42 seconds	4
186	Kashish	27 %	1 minutes 11 seconds	4
187	D	27 %	1 minutes 29 seconds	4
188	Shivam	27 %	1 minutes 47 seconds	4
189	King	27 %	1 minutes 53 seconds	4
190	saatwat	27 %	1 minutes 58 seconds	4
191	Amit	27 %	2 minutes 2 seconds	4
192	Janvi	27 %	3 minutes 4 seconds	4
193	Sunil Kumar	27 %	4 minutes 11 seconds	4
194	Shristi	27 %	4 minutes 57 seconds	4
195	Tanvii	27 %	5 minutes 30 seconds	4
196	Moni	27 %	5 minutes 53 seconds	4
197	Goldi Rajbhar	27 %	7 minutes 16 seconds	4
198	Rudra	27 %	9 minutes 25 seconds	4
199	Astha	27 %	12 minutes 39 seconds	4
200	Rahul	27 %	15 minutes 23 seconds	4

Also See: CBSE Class 10 Science Syllabus 2025-26: Download PDF & Full Exam Pattern

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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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