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

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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)
Leaderboard: Yes (Compete with Others!)

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Chapter 4 - Carbon and its Compounds

1 / 15

What is one of the important uses of the ester?

Making perfumes

Making detergents

Making soaps

Making plastics

2 / 15

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

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

3 / 15

What is the name and formula of the 2nd member of the homologous series having the general formula CnH2n?

Pentene, C5H10

Propene, C3H6

Ethene, C2H4

Butene, C4H8

4 / 15

What is the general molecular formula of alkynes?

CnH2n-2

CnH2n+2

CnH2n

CnHn

5 / 15

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

C2H4O2

C2H6O

C2H4O

C2H6O2

6 / 15

In the soap micelles

Ionic end of soap is in the interior of the cluster and the carbon chain is out of the cluster.

Both the ionic end and carbon chain are in the interior of the cluster.

Both the ionic end and carbon chain are on the exterior of the cluster.

The ionic end of soap is on the surface of the cluster while the carbon chain is in the interior of the cluster.

7 / 15

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

C2H5OH + 3O2 → 2CO2 + 3H2O

C2H5OH + 2O2 → 2CO2 + 3H2O

C2H5OH + 4O2 → 2CO2 + 3H2O

C2H5OH + O2 → 2CO2 + 3H2O

8 / 15

What is the term for an atom or group of atoms responsible for the chemical characteristics of an organic compound?

Functional group

Element

Compound

Molecule

9 / 15

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

Ethanoic acid

Ethanol

Ethene

Ethane

10 / 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 but R is not the correct explanation of A.

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

A is false but R is true.

A is true but R is false.

11 / 15

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

Only P and S

Only P, Q, and S

Only R and S

Only P and Q

12 / 15

The soap molecule has a

Hydrophobic head and a hydrophilic tail

Hydrophilic head and a hydrophobic tail

Hydrophilic head and a hydrophilic tail

Hydrophobic head and a hydrophobic tail

13 / 15

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

Turns red

Turns blue

Remains unchanged

Turns colorless

14 / 15

What is the term for 100% pure ethanol?

Ethyl alcohol

Rectified spirit

Absolute alcohol

Denatured alcohol

15 / 15

Also See: Class 10 Physics: Light Reflection and Refraction Notes

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?

Ethanoic acid, Ethyl ethanoate, Esterification

Ethanol, Ethyl acetate, Esterification

Ethyl acetate, Ethyl ethanoate, Condensation

Acetic acid, Methyl ethanoate, Hydrolysis

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

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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