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

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?

Sodium chloride which is neutral.

Calcium oxide which is basic.

Water which is neutral.

Dilute hydrochloric acid solution.

2 / 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 the correct explanation of the assertion.

A is false but R is true

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

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.

Only P and R

All – P, Q, and R

Only Q and R

Only P

4 / 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.

2 and 4

1 and 3

2 only

4 only

5 / 15

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

Pink

Reddish brown

Remained yellow

White

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:

Decomposition reaction

Combination reaction

Redox reaction

Displacement reaction

7 / 15

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

Gypsum

Washing soda

Baking soda

Blue vitriol

8 / 15

Mild non-corrosive basic salt is

NaOH

NaCl

NaHCO3

Ca(OH)2

9 / 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: Development Class 10: Top Questions and Answers for Exam Preparation

What is the definite conclusion that Anand can reach?

Both P and S are salt solutions

Both Q and S are basic solutions

Both P and R are neutral solutions.

Both Q and R are salt solutions

10 / 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

2 and 3

1 and 3

1, 2, and 3

1 and 2

11 / 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 → Milk of magnesia → Blood

Blood → Milk of magnesia → Wine

Wine → Blood → Milk of Magnesia

Milk of Magnesia → Blood → Wine

12 / 15

Which of the following reactions is a neutralization reaction?

HNO3 + NaOH → NaNO3 + H2O

MgO + H2O → Mg(OH)2

Fe + 2HCl → FeCl2 + H2

4Na + O2 → 2Na2O

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

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

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

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

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

15 / 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

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
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35	Sanap	87 %	1 minutes 41 seconds	13
36	aman	87 %	1 minutes 51 seconds	13
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47	kallu	87 %	37 minutes 27 seconds	13
48	Goldi Rajbhar	80 %	1 minutes 11 seconds	12
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50	N	80 %	2 minutes 34 seconds	12
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58	money talks	80 %	9 minutes 43 seconds	12
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61	Amit	73 %	59 seconds	11
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64	Amit	73 %	1 minutes 19 seconds	11
65	Krisha	73 %	3 minutes 6 seconds	11
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67	Saatwat	73 %	4 minutes 12 seconds	11
68	Xy	73 %	4 minutes 50 seconds	11
69	Master sk	73 %	5 minutes 11 seconds	11
70	n	73 %	5 minutes 47 seconds	11
71	Prachi singh	73 %	5 minutes 59 seconds	11
72	Dharti	73 %	7 minutes 3 seconds	11
73	....	73 %	7 minutes 32 seconds	11
74	dev	73 %	8 minutes 57 seconds	11
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79	f	73 %	26 minutes 30 seconds	11
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81	yfgb hhjh hhgtvy hgbjbs arfbmjggb	67 %	1 minutes 25 seconds	10
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86	YFK	67 %	6 minutes 44 seconds	10
87	Hava	67 %	6 minutes 54 seconds	10
88	Asha	67 %	8 minutes 44 seconds	10
89	sssssaaaaaaaaaz	67 %	8 minutes 58 seconds	10
90	hjsdfhbmscn	67 %	10 minutes 49 seconds	10
91	Raa	67 %	11 minutes 34 seconds	10
92	S	67 %	11 minutes 57 seconds	10
93	..	67 %	18 minutes 2 seconds	10
94	Boy	67 %	18 minutes 4 seconds	10
95	sk	60 %	1 minutes 29 seconds	9
96	S	60 %	1 minutes 38 seconds	9
97	Sabhi	60 %	1 minutes 54 seconds	9
98	Z	60 %	4 minutes 39 seconds	9
99	Qwer	60 %	4 minutes 52 seconds	9
100	Cuz	60 %	4 minutes 53 seconds	9
101	B	60 %	5 minutes 15 seconds	9
102	Aditya prakash	60 %	5 minutes 27 seconds	9
103	r	60 %	5 minutes 57 seconds	9
104	Bhavana	60 %	6 minutes 7 seconds	9
105	m	60 %	6 minutes 31 seconds	9
106	diva	60 %	7 minutes 31 seconds	9
107	Hava	60 %	9 minutes 34 seconds	9
108	yfghj	60 %	11 minutes 17 seconds	9
109	priya	60 %	16 minutes 51 seconds	9
110	AND I SAID BLAH BLAH BLHA ISNT IT FUNNY HAHAHAHAHAHAHAH HEHEH	60 %	21 minutes 8 seconds	9
111	S	60 %	26 minutes 2 seconds	9
112	F	53 %	1 minutes 9 seconds	8
113	Mansi	53 %	1 minutes 22 seconds	8
114	Harshit	53 %	2 minutes 13 seconds	8
115	H	53 %	2 minutes 34 seconds	8
116	b	53 %	2 minutes 37 seconds	8
117	Ram	53 %	2 minutes 53 seconds	8
118	Eknoor singh	53 %	3 minutes 54 seconds	8
119	Poonani	53 %	5 minutes 13 seconds	8
120	SHRESTH	53 %	5 minutes 35 seconds	8
121	Y	53 %	5 minutes 37 seconds	8
122	ahhhhhhhhhhhhhh	53 %	5 minutes 37 seconds	8
123	Yamini	53 %	5 minutes 38 seconds	8
124	Sarthak	53 %	6 minutes 40 seconds	8
125	Khushi	53 %	6 minutes 46 seconds	8
126	snehaln	53 %	7 minutes 26 seconds	8
127	Yamini	53 %	7 minutes 52 seconds	8
128	Ashish	53 %	8 minutes 6 seconds	8
129	Okay	53 %	10 minutes 30 seconds	8
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131	shlok	53 %	11 minutes 45 seconds	8
132	n	53 %	12 minutes 44 seconds	8
133	adarsh	53 %	13 minutes 25 seconds	8
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135	aum	53 %	15 minutes 19 seconds	8
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146	R	47 %	8 minutes 54 seconds	7
147	Shtii	47 %	10 minutes 49 seconds	7
148	Jk	47 %	12 minutes 5 seconds	7
149	slime	47 %	18 minutes 46 seconds	7
150	Tasvii	47 %	22 minutes 3 seconds	7
151	Ragan singh 10 B	47 %	1 hours 34 minutes 45 seconds	7
152	B...	40 %	1 minutes 20 seconds	6
153	Suuuuraj	40 %	2 minutes 59 seconds	6
154	aarya	40 %	3 minutes 6 seconds	6
155	Never mind	40 %	3 minutes 24 seconds	6
156	Iccha	40 %	3 minutes 26 seconds	6
157	Shivam	40 %	4 minutes 33 seconds	6
158	Sana	40 %	4 minutes 55 seconds	6
159	inzmam	40 %	4 minutes 55 seconds	6
160	A	40 %	5 minutes 55 seconds	6
161	Manasvi	40 %	6 minutes 23 seconds	6
162	Time	40 %	6 minutes 24 seconds	6
163	YUH	40 %	6 minutes 31 seconds	6
164	Akriti singh	40 %	7 minutes 22 seconds	6
165	k	40 %	7 minutes 25 seconds	6
166	Che	40 %	7 minutes 33 seconds	6
167	A	40 %	9 minutes 37 seconds	6
168	joanna	40 %	9 minutes 56 seconds	6
169	amritha	40 %	10 minutes 26 seconds	6
170	umra	40 %	11 minutes 42 seconds	6
171	Ram	40 %	15 minutes 38 seconds	6
172	F	40 %	19 minutes 28 seconds	6
173	S	40 %	1 hours 30 minutes 6 seconds	6
174	Gg	33 %	55 seconds	5
175	Kaju	33 %	1 minutes 21 seconds	5
176	Ffg	33 %	4 minutes 19 seconds	5
177	khushal	33 %	4 minutes 20 seconds	5
178	Uytc	33 %	5 minutes 32 seconds	5
179	Priya	33 %	9 minutes 12 seconds	5
180	Zain	33 %	10 minutes 3 seconds	5
181	Rohit	33 %	13 minutes 16 seconds	5
182	abhishek Kumar	27 %	42 seconds	4
183	Kashish	27 %	1 minutes 11 seconds	4
184	D	27 %	1 minutes 29 seconds	4
185	Shivam	27 %	1 minutes 47 seconds	4
186	King	27 %	1 minutes 53 seconds	4
187	Amit	27 %	2 minutes 2 seconds	4
188	Janvi	27 %	3 minutes 4 seconds	4
189	Sunil Kumar	27 %	4 minutes 11 seconds	4
190	Shristi	27 %	4 minutes 57 seconds	4
191	Tanvii	27 %	5 minutes 30 seconds	4
192	Moni	27 %	5 minutes 53 seconds	4
193	Goldi Rajbhar	27 %	7 minutes 16 seconds	4
194	Rudra	27 %	9 minutes 25 seconds	4
195	Astha	27 %	12 minutes 39 seconds	4
196	Rahul	27 %	15 minutes 23 seconds	4
197	Jf	20 %	1 minutes 6 seconds	3
198	Anushka	20 %	1 minutes 49 seconds	3
199	Krishna	20 %	1 minutes 56 seconds	3
200	84	20 %	2 minutes 21 seconds	3

Also See: The Trees Class 10 MCQ Quiz – Test Your Understanding

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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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