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?

Both A and B

It will have no effect on the litmus paper.

Turn red litmus blue.

Turn blue litmus red

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

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 the correct explanation of the assertion.

A is false but R is true

A is true but R is false

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

4 / 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 Q and R

All – P, Q, and R

Only P

Only P and R

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, 2 and 3

1 and 3

1 and 2

2 and 3

6 / 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

7 / 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.

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 true but R is false

A is false but R is true

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

1 and 3

2 and 3

1 and 2

1, 2, and 3

9 / 15

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

Also See: Carbon and Its Compounds Class 10 Science MCQ Quiz – Test Your Knowledge

	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?

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

10 / 15

Identify the basic salt from the following salts:

NH4Cl

KCl

NaNO3

Na2CO3

11 / 15

Which of the following reactions is a neutralization reaction?

4Na + O2 → 2Na2O

MgO + H2O → Mg(OH)2

Fe + 2HCl → FeCl2 + H2

HNO3 + NaOH → NaNO3 + H2O

12 / 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

Only 3

Any of 1, 2, and 3

Only 1 and 2

13 / 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?

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

Acetic acid dissociates completely in an aqueous solution.

Acetic acid is a strong acid.

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

14 / 15

Mild non-corrosive basic salt is

NaHCO3

NaOH

Ca(OH)2

NaCl

15 / 15

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

Remained yellow

Reddish brown

White

Pink

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	R.yadavji	100 %	1 minutes 20 seconds	15
8	m	100 %	1 minutes 29 seconds	15
9	Hi	100 %	1 minutes 45 seconds	15
10	MJ	100 %	1 minutes 45 seconds	15
11	Y	100 %	1 minutes 54 seconds	15
12	Amrita	100 %	2 minutes 15 seconds	15
13	Bhavana	100 %	2 minutes 17 seconds	15
14	rr	100 %	3 minutes 36 seconds	15
15	xyz	100 %	3 minutes 45 seconds	15
16	aum	100 %	4 minutes 3 seconds	15
17	WHYYYYYY	93 %	55 seconds	14
18	Krishna	93 %	1 minutes	14
19	Mansi	93 %	1 minutes 40 seconds	14
20	Op	93 %	1 minutes 54 seconds	14
21	Yamini	93 %	1 minutes 54 seconds	14
22	R.Yadavji	93 %	1 minutes 54 seconds	14
23	Prachi singh	93 %	2 minutes 2 seconds	14
24	prakhar	93 %	2 minutes 11 seconds	14
25	BC on TOP	93 %	2 minutes 40 seconds	14
26	ooo	93 %	3 minutes 49 seconds	14
27	shehwaz	93 %	5 minutes 4 seconds	14
28	mk	93 %	8 minutes 17 seconds	14
29	Akshit	93 %	8 minutes 37 seconds	14
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31	Sukriti Mohan	93 %	12 minutes 34 seconds	14
32	Yamini	93 %	16 minutes 19 seconds	14
33	Sd	93 %	17 minutes 27 seconds	14
34	..	93 %	33 minutes 32 seconds	14
35	Name	87 %	59 seconds	13
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38	Sanap	87 %	1 minutes 41 seconds	13
39	aman	87 %	1 minutes 51 seconds	13
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65	Amit	73 %	59 seconds	11
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68	Amit	73 %	1 minutes 19 seconds	11
69	Krisha	73 %	3 minutes 6 seconds	11
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71	Saatwat	73 %	4 minutes 12 seconds	11
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74	n	73 %	5 minutes 47 seconds	11
75	Prachi singh	73 %	5 minutes 59 seconds	11
76	Dharti	73 %	7 minutes 3 seconds	11
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84	f	73 %	26 minutes 30 seconds	11
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86	yfgb hhjh hhgtvy hgbjbs arfbmjggb	67 %	1 minutes 25 seconds	10
87	aman	67 %	3 minutes 28 seconds	10
88	Arshi	67 %	5 minutes 6 seconds	10
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94	sssssaaaaaaaaaz	67 %	8 minutes 58 seconds	10
95	hjsdfhbmscn	67 %	10 minutes 49 seconds	10
96	Raa	67 %	11 minutes 34 seconds	10
97	S	67 %	11 minutes 57 seconds	10
98	..	67 %	18 minutes 2 seconds	10
99	Boy	67 %	18 minutes 4 seconds	10
100	sk	60 %	1 minutes 29 seconds	9
101	S	60 %	1 minutes 38 seconds	9
102	Sabhi	60 %	1 minutes 54 seconds	9
103	Z	60 %	4 minutes 39 seconds	9
104	Qwer	60 %	4 minutes 52 seconds	9
105	Cuz	60 %	4 minutes 53 seconds	9
106	B	60 %	5 minutes 15 seconds	9
107	Aditya prakash	60 %	5 minutes 27 seconds	9
108	r	60 %	5 minutes 57 seconds	9
109	Bhavana	60 %	6 minutes 7 seconds	9
110	m	60 %	6 minutes 31 seconds	9
111	123	60 %	6 minutes 35 seconds	9
112	diva	60 %	7 minutes 31 seconds	9
113	Hava	60 %	9 minutes 34 seconds	9
114	yfghj	60 %	11 minutes 17 seconds	9
115	priya	60 %	16 minutes 51 seconds	9
116	AND I SAID BLAH BLAH BLHA ISNT IT FUNNY HAHAHAHAHAHAHAH HEHEH	60 %	21 minutes 8 seconds	9
117	S	60 %	26 minutes 2 seconds	9
118	F	53 %	1 minutes 9 seconds	8
119	Mansi	53 %	1 minutes 22 seconds	8
120	Harshit	53 %	2 minutes 13 seconds	8
121	H	53 %	2 minutes 34 seconds	8
122	b	53 %	2 minutes 37 seconds	8
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127	Y	53 %	5 minutes 37 seconds	8
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139	adarsh	53 %	13 minutes 25 seconds	8
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141	aum	53 %	15 minutes 19 seconds	8
142	Gg	47 %	59 seconds	7
143	T	47 %	1 minutes 26 seconds	7
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149	Riya	47 %	6 minutes 47 seconds	7
150	ankit	47 %	8 minutes 6 seconds	7
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152	R	47 %	8 minutes 54 seconds	7
153	Shtii	47 %	10 minutes 49 seconds	7
154	Jk	47 %	12 minutes 5 seconds	7
155	slime	47 %	18 minutes 46 seconds	7
156	Tasvii	47 %	22 minutes 3 seconds	7
157	Ragan singh 10 B	47 %	1 hours 34 minutes 45 seconds	7
158	B...	40 %	1 minutes 20 seconds	6
159	Suuuuraj	40 %	2 minutes 59 seconds	6
160	aarya	40 %	3 minutes 6 seconds	6
161	Never mind	40 %	3 minutes 24 seconds	6
162	Iccha	40 %	3 minutes 26 seconds	6
163	Shivam	40 %	4 minutes 33 seconds	6
164	Sana	40 %	4 minutes 55 seconds	6
165	inzmam	40 %	4 minutes 55 seconds	6
166	A	40 %	5 minutes 55 seconds	6
167	Manasvi	40 %	6 minutes 23 seconds	6
168	Time	40 %	6 minutes 24 seconds	6
169	YUH	40 %	6 minutes 31 seconds	6
170	Akriti singh	40 %	7 minutes 22 seconds	6
171	k	40 %	7 minutes 25 seconds	6
172	Che	40 %	7 minutes 33 seconds	6
173	A	40 %	9 minutes 37 seconds	6
174	joanna	40 %	9 minutes 56 seconds	6
175	amritha	40 %	10 minutes 26 seconds	6
176	umra	40 %	11 minutes 42 seconds	6
177	Ram	40 %	15 minutes 38 seconds	6
178	F	40 %	19 minutes 28 seconds	6
179	S	40 %	1 hours 30 minutes 6 seconds	6
180	Gg	33 %	55 seconds	5
181	Kaju	33 %	1 minutes 21 seconds	5
182	Ffg	33 %	4 minutes 19 seconds	5
183	khushal	33 %	4 minutes 20 seconds	5
184	Uytc	33 %	5 minutes 32 seconds	5
185	Priya	33 %	9 minutes 12 seconds	5
186	Zain	33 %	10 minutes 3 seconds	5
187	Rohit	33 %	13 minutes 16 seconds	5
188	abhishek Kumar	27 %	42 seconds	4
189	Kashish	27 %	1 minutes 11 seconds	4
190	D	27 %	1 minutes 29 seconds	4
191	Shivam	27 %	1 minutes 47 seconds	4
192	King	27 %	1 minutes 53 seconds	4
193	saatwat	27 %	1 minutes 58 seconds	4
194	Amit	27 %	2 minutes 2 seconds	4
195	Janvi	27 %	3 minutes 4 seconds	4
196	Sunil Kumar	27 %	4 minutes 11 seconds	4
197	Shristi	27 %	4 minutes 57 seconds	4
198	Tanvii	27 %	5 minutes 30 seconds	4
199	Moni	27 %	5 minutes 53 seconds	4
200	Goldi Rajbhar	27 %	7 minutes 16 seconds	4

Also See: Learn Like a Topper: Analyze the 2023 Class 10 Science Topper's Answer Sheet Strategy

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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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