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

Are you ready to test your understanding of Carbon and Its Compounds? This chapter is crucial for your CBSE Class 10 Science exam, covering covalent bonding, homologous series, functional groups, chemical reactions of carbon compounds, and more!

About the Quiz

Chapter Name: Carbon and Its Compounds
Subject: Science (Chemistry)
Book: NCERT Class 10 Science
Question Type: Multiple Choice Questions (MCQs)
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Chapter 4 - Carbon and its Compounds

1 / 15

What is the term for 100% pure ethanol?

Absolute alcohol

Denatured alcohol

Rectified spirit

Ethyl alcohol

2 / 15

One mole of which of the following compounds requires 2 moles of hydrogen to form a saturated hydrocarbon by catalytic hydrogenation?

Only P, Q, and S

Only P and Q

Only P and S

Only R and S

3 / 15

Two statements are given – one labeled Assertion (A) and the other labeled Reason (R). Select the correct answer from the option given below.

Assertion (A): Following are the structural isomers of butane.

Reason (R): Structural isomers have the same molecular formula but they differ in their structures.

A is true but R is false.

A is false but R is true.

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

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

4 / 15

What is the balanced chemical equation for the neutralization of NaOH with ethanoic acid?

NaOH + CH3COOH → CH3COONa + CO2

NaOH + CH3COOH → CH3COONa + O2

NaOH + CH3COOH → CH3COONa + H2O

NaOH + CH3COOH → CH3COOH + NaOH

5 / 15

Why does cooking oil decolorize bromine water, whereas butter does not?

Cooking oil is polar, whereas butter is nonpolar.

Cooking oil is unsaturated, whereas butter is saturated.

Cooking oil is nonpolar, whereas butter is polar.

Cooking oil is saturated, whereas butter is unsaturated.

6 / 15

Organic compound 'A' widely used as a preservative. What is the name of compound 'A', the sweet-smelling compound 'B' formed by its reaction with ethanol, and the name of the process involved?

Ethyl acetate, Ethyl ethanoate, Condensation

Ethanol, Ethyl acetate, Esterification

Acetic acid, Methyl ethanoate, Hydrolysis

Ethanoic acid, Ethyl ethanoate, Esterification

7 / 15

What is the molecular formula of the organic compound 'A' widely used as a preservative?

C2H4O

C2H6O2

C2H6O

C2H4O2

8 / 15

What happens to blue litmus when it comes into contact with ethanoic acid?

Turns colorless

Turns red

Remains unchanged

Turns blue

9 / 15

What is the balanced chemical equation for the combustion of ethanol?

C2H5OH + 4O2 → 2CO2 + 3H2O

C2H5OH + 3O2 → 2CO2 + 3H2O

C2H5OH + O2 → 2CO2 + 3H2O

C2H5OH + 2O2 → 2CO2 + 3H2O

10 / 15

Which of the following structures correctly represents the electron dot structure of a Nitrogen molecule?

11 / 15

Also See: Class 10 Agriculture MCQ Quiz – Test Your Knowledge

What is the balanced chemical equation for the reaction between ethanoic acid and NaHCO3?

CH3COOH + NaHCO3 → CH3COONa + H2O

CH3COOH + NaHCO3 → CH3COOH + NaOH

CH3COOH + NaHCO3 → CH3COONa + H2O + CO2

CH3COOH + NaHCO3 → CH3COONa + O2

12 / 15

What is the general molecular formula of alkynes?

CnH2n-2

CnH2n+2

CnHn

CnH2n

13 / 15

What is one of the important uses of the ester?

Making perfumes

Making soaps

Making detergents

Making plastics

14 / 15

Assertion (A): Detergents are more effective cleansing agents than soaps in hard water.

Reason (R): Calcium and magnesium salts of detergents are water-soluble.

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

A is true but R is false.

A is false but R is true.

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

15 / 15

What is the product of dehydration of ethanol by conc. Sulphuric acid?

Ethanoic acid

Ethanol

Ethane

Ethene

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Pos.	Name	Score	Duration	Points
1	Nikola tesla	100 %	37 seconds	15
2	Edison	100 %	46 seconds	15
3	Newton	100 %	49 seconds	15
4	Oppenheimer	100 %	58 seconds	15
5	Einstein	100 %	1 minutes 5 seconds	15
6	varun	100 %	1 minutes 45 seconds	15
7	varun	100 %	1 minutes 49 seconds	15
8	holaa	100 %	1 minutes 53 seconds	15
9	Priyanshi . .....	100 %	1 minutes 54 seconds	15
10	aki	100 %	2 minutes 12 seconds	15
11	Varun	100 %	2 minutes 17 seconds	15
12	varun	100 %	2 minutes 18 seconds	15
13	.......	100 %	3 minutes 47 seconds	15
14	k	100 %	3 minutes 50 seconds	15
15	Varun	100 %	3 minutes 50 seconds	15
16	I HOPE I GET ABOVE 80%	100 %	4 minutes 57 seconds	15
17	kurtis kumar	100 %	6 minutes 27 seconds	15
18	varun	100 %	7 minutes 1 seconds	15
19	Anwesha	100 %	7 minutes 4 seconds	15
20	PRIYANSHI DAHRIYA	93 %	1 minutes 27 seconds	14
21	nami	93 %	1 minutes 33 seconds	14
22	Varun	93 %	1 minutes 51 seconds	14
23	Ghi	93 %	2 minutes 12 seconds	14
24	PRISHA	93 %	2 minutes 27 seconds	14
25	ayush	93 %	2 minutes 30 seconds	14
26	Yathisy	93 %	3 minutes	14
27	Varun	93 %	3 minutes 30 seconds	14
28	Varun	93 %	3 minutes 44 seconds	14
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33	Priyanshi. ...	87 %	1 minutes 3 seconds	13
34	Priyanshi dahriya	87 %	1 minutes 21 seconds	13
35	tavissh	87 %	1 minutes 46 seconds	13
36	...	87 %	3 minutes 5 seconds	13
37	Ashish Pathak	87 %	3 minutes 19 seconds	13
38	Carbon	87 %	3 minutes 34 seconds	13
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56	Ishika	87 %	42 minutes 34 seconds	13
57	PRIYANSHI DAHRIYA	80 %	1 minutes 22 seconds	12
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59	Luffy	80 %	2 minutes 45 seconds	12
60	Rishith Rao	80 %	2 minutes 47 seconds	12
61	Punyabratha	80 %	3 minutes 16 seconds	12
62	Marie Curie	80 %	3 minutes 25 seconds	12
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64	C v	80 %	3 minutes 39 seconds	12
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68	Ayush Pandey	80 %	4 minutes 52 seconds	12
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71	Unknown	80 %	8 minutes 1 seconds	12
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75	pranjal	80 %	34 minutes 22 seconds	12
76	hola	73 %	1 minutes 41 seconds	11
77	Avani Sharma	73 %	2 minutes 19 seconds	11
78	96% ONLY THIS TIME	73 %	2 minutes 22 seconds	11
79	ipoeiwq	73 %	2 minutes 24 seconds	11
80	TIJIL	73 %	2 minutes 43 seconds	11
81	priyanshi	73 %	2 minutes 59 seconds	11
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85	T	73 %	3 minutes 21 seconds	11
86	Karan	73 %	3 minutes 59 seconds	11
87	ayesha	73 %	4 minutes 35 seconds	11
88	fff	73 %	4 minutes 37 seconds	11
89	Shad	73 %	4 minutes 47 seconds	11
90	Abhirami	73 %	4 minutes 51 seconds	11
91	Krit	73 %	4 minutes 52 seconds	11
92	Fu	73 %	5 minutes 35 seconds	11
93	isru	73 %	6 minutes 8 seconds	11
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95	Rakesh Raj	73 %	6 minutes 51 seconds	11
96	Swati	73 %	7 minutes 32 seconds	11
97	Radhika sharma	73 %	9 minutes 19 seconds	11
98	navpreet singh	73 %	12 minutes 4 seconds	11
99	Gracy	73 %	13 minutes 11 seconds	11
100	100 PERCENTAGE ONLY	73 %	22 minutes 11 seconds	11
101	kk	73 %	46 minutes 9 seconds	11
102	Tasneem	67 %	2 minutes 22 seconds	10
103	Dravya	67 %	2 minutes 51 seconds	10
104	Ritz	67 %	4 minutes 6 seconds	10
105	Ragini	67 %	4 minutes 55 seconds	10
106	Vansh Bansal	67 %	5 minutes 54 seconds	10
107	akilesh	67 %	6 minutes 1 seconds	10
108	Sneha singh	67 %	6 minutes 12 seconds	10
109	Kid	67 %	6 minutes 13 seconds	10
110	mayank rawat	67 %	6 minutes 33 seconds	10
111	shruthi	67 %	6 minutes 51 seconds	10
112	hhnn	67 %	7 minutes 29 seconds	10
113	champion	67 %	22 minutes	10
114	Priyanshi Dahriya	60 %	1 minutes 10 seconds	9
115	Anagh	60 %	1 minutes 21 seconds	9
116	Shad	60 %	2 minutes 35 seconds	9
117	Rishith	60 %	3 minutes 18 seconds	9
118	Ayushman Verma	60 %	3 minutes 46 seconds	9
119	Yy	60 %	4 minutes 18 seconds	9
120	Rathore	60 %	4 minutes 41 seconds	9
121	jaspreet	60 %	4 minutes 43 seconds	9
122	Hpv	60 %	6 minutes 50 seconds	9
123	Nikhil	60 %	7 minutes 4 seconds	9
124	REX	60 %	7 minutes 12 seconds	9
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126	ananya	60 %	12 minutes 18 seconds	9
127	tijil	60 %	18 minutes 8 seconds	9
128	Vani	53 %	1 minutes 43 seconds	8
129	Avani Sharma	53 %	2 minutes 55 seconds	8
130	OPI	53 %	6 minutes 45 seconds	8
131	Priyanshi Negi	53 %	8 minutes 48 seconds	8
132	tijil	53 %	13 minutes 29 seconds	8
133	Bsd	53 %	14 minutes 55 seconds	8
134	Harshul	53 %	1 hours 38 minutes 31 seconds	8
135	Rohit	47 %	2 minutes 6 seconds	7
136	ATM	47 %	2 minutes 43 seconds	7
137	Anagh	47 %	2 minutes 56 seconds	7
138	Punyabratha S	47 %	4 minutes	7
139	Shubham	47 %	4 minutes 26 seconds	7
140	tavissh	47 %	4 minutes 29 seconds	7
141	Mrina	47 %	4 minutes 41 seconds	7
142	Chamundeswari	47 %	4 minutes 50 seconds	7
143	Shashank	47 %	5 minutes 31 seconds	7
144	Abhinav	47 %	5 minutes 41 seconds	7
145	shruthi	47 %	6 minutes 47 seconds	7
146	AYUSHI YADAV	47 %	7 minutes 28 seconds	7
147	Tttttttttttttttttttttttttgggggggguuuuuuuu	47 %	10 minutes 52 seconds	7
148	HDFC	40 %	30 seconds	6
149	Inclint	40 %	1 minutes 28 seconds	6
150	Prem Prakash	40 %	3 minutes 22 seconds	6
151	Rohit	40 %	4 minutes 52 seconds	6
152	Tejas H.B	40 %	7 minutes	6
153	Sneha singh	40 %	12 minutes 41 seconds	6
154	unknown	40 %	15 minutes 12 seconds	6
155	Cheetah	33 %	1 minutes 18 seconds	5
156	Aditya	33 %	3 minutes 10 seconds	5
157	Pranjaltomar	33 %	3 minutes 25 seconds	5
158	Ashish	33 %	6 minutes 49 seconds	5
159	Gitashri	27 %	55 seconds	4
160	maryam	27 %	2 minutes 45 seconds	4
161	Fgjn	27 %	3 minutes 34 seconds	4
162	tirumal	27 %	6 minutes 37 seconds	4
163	Priyanshi	27 %	12 minutes 27 seconds	4
164	Gitashri	20 %	1 minutes 33 seconds	3
165	Rani	20 %	3 minutes 35 seconds	3
166	Khushi	20 %	4 minutes 12 seconds	3
167	Mayuresh	20 %	9 minutes 10 seconds	3
168	Vivaan	13 %	3 minutes 58 seconds	2
169	Chh	7 %	27 seconds	1
170	Fhf	0 %	21 seconds	0
171	Vdhna	0 %	23 seconds	0
172	Rajni	0 %	26 seconds	0
173	Rajni	0 %	52 seconds	0

Also See: Control and Coordination Class 10 Science MCQ Quiz – Test Your Knowledge

Key Topics Covered in the Quiz

✔ Covalent Bonding in Carbon Compounds
✔ Saturated and Unsaturated Hydrocarbons
✔ Functional Groups & Homologous Series
✔ Chemical Properties of Carbon Compounds
✔ Ethanol & Ethanoic Acid – Properties & Uses
✔ Soap and Detergent Action

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