Carbon and Its Compounds Class 10 MCQs
CBSE Class 10 Science MCQs Chapter 4 Carbon and Its Compounds are provided here to help students tackle the multiple-choice questions in the board exam. Practising these Carbon and Its Compounds MCQs will give an idea of the types of MCQs asked from this chapter in the exam. Students can also download the CBSE Class 10 Science MCQs Chapter 4 Carbon and Its Compounds PDF with answers from the link below. They can also access the CBSE Class 10 Science MCQs for other chapters to boost their exam preparation.
Download CBSE Class 10 Science MCQs Chapter 4 Carbon and Its Compounds with Answers PDF
These MCQs are created by subject experts after thorough research on the exam pattern and question paper design. These questions cover the important concepts of the CBSE Class 10 Science Syllabus. To gain more command over this subject, students must also solve the CBSE Sample Papers and the Previous Years’ Question Papers.
CBSE Class 10 Science MCQs Chapter 4 Carbon and Its Compounds with Answers
Q1) The electronic configuration of an element is found to be 2, 4. How many bonds can one carbon atom form in a compound?
(a) 1
(b) 2
(c) 4
(d) 6
Correct Answer: Option (c)
Q2) The following chemical reaction shows the addition of chlorine to methane in the presence of sunlight:
CH4 + Cl4 → X
What is likely to be the product of the reaction represented by “X”?
(a) CH4+ H2SO4
(b) CH3Cl + HCl
(c) CHCl3 + HCl
(d) CH3Cl + H2SO4
Correct Answer: Option (b)
Q3) The image represents the structure of a few hydrocarbon compounds.
Which of these compounds can be classified as alkynes?
(a) Only (A)
(b) Only (B)
(c) Both (A) and (D)
(d) Both (B) and (C)
Correct Answer: Option (c)
Q4) The below image represents a chemical reaction where ethanol is oxidised using potassium dichromate and sulphuric acid.
Which of the following option represents the product “X”?
(a) CH2O
(b) CH3CH
(c) CH3H2O
(d) CH3COOH
Correct Answer: Option (d)
Q5) The given image represents the structure of a carbon compound known as ethane.
Which of the following option explains the naming of ethane?
(a) The presence of a functional group connected with a single bond
(b) As it contains two carbon atoms, and a single bond connects the carbon atoms
(c) Carbon compound with a total number of eight atoms is named ethane
(d) As it contains six hydrogen atoms, and a single bond connects the carbon and hydrogen atom
Correct Answer: Option (b)
Q6) The following image represents a carbon compound.
Which functional group is present in the compound?
(a) Alcohol
(b) Aldehyde
(c) Carboxylic acid
(d) Ketone
Correct Answer: Option (d)
Q7) A carbon compound contains two atoms of carbon. Which name should the carbon compound bear?
(a) Butane
(b) Ethane
(c) Methane
(d) Propane
Correct Answer: Option (b)
Q8) The following chemical reaction shows the addition of chlorine gas to hydrocarbon in the presence of sunlight.
CHCl3 + Cl2 → CCl4 + HCl
How does chlorine react to a hydrocarbon compound in the presence of sunlight?
(a) It adds hydrogen to the compound
(b) It adds an oxygen atom to the compound
(c) It substitutes hydrogen atom from the compound
(d) It breaks double and triple bonds into a single bond
Correct Answer: Option (c)
Q9) Which of these functional groups can combine with carbon to produce alcohol?
Correct Answer: Option (b)
Q10) A student studies that vinegar, which is a diluted form of ethanoic acid, freezes during winter. What does this suggest about the physical properties of pure ethanoic acid?
(a) It has a low boiling point
(b) It has a low melting point
(c) It has a very high boiling point
(d) It has a very high melting point
Correct Answer: Option (b)
Q11) Which of the following is the molecular formula of cyclobutane?
a) C4H10
b) C4H6
c) C4H8
d) C4H4
Correct Answer: Option (c)
Q12) A student studies that a soap molecule has two ends, one of which is an ionic end, and the other is the carbonic chain. Which option explains the interaction of a soap molecule with oil?
(a) Ionic end of the soap interacts with the oil
(b) The closest end of the soap interacts with the oil
(c) Carbonic chain end of the soap interacts with the oil
(d) Ends of the soap randomly interact with the oil
Correct Answer: Option (c)
Q13) Methane, ethane and propane are said to form a homologous series because all are:
(a) Hydrocarbons
(b) Saturated compounds
(c) Aliphatic compounds
(d) Differ from each other by a CH2 group
Correct Answer: Option (d)
Q14) Which of the following belongs to a homologous series of alkynes?
(a) C6H6
(b) C2H6
(c) C2H4
(d) C3H4
Correct Answer: Option (d)
Q15) A student studies that soap solution results in micelle formation, which helps to remove dirt. It has a unique orientation which helps in keeping the dirt out of the water, as shown in the image.
What helps the dirt to rise away?
(a) Suspension of the dirt in the micelles
(b) A collection of water molecules in the centre of the micelle
(c) The attraction between the ionic end and the dirt to remove it
(d) Mixing of the soap molecules along with the dirt to make it heavier
Correct Answer: Option (a)
Q16) Choose the correct statement.
(a) The ethene molecule is made up of 2 carbon atoms and 4 hydrogen atoms
(b) Each carbon atom shares three electrons with three hydrogen atoms to form three carbon-hydrogen single covalent bonds
(c) In ethane, the two carbon atoms share one pair of electrons among themselves to form one carbon-carbon single covalent bond
(d) All of the above
Correct Answer: Option (d)
Q17) Which of the following is the property of ionic compounds?
(a) They have high melting and boiling points
(b) They conduct electricity in solution or in a molten state
(c) Both (a) and (b)
(d) None of the above
Correct Answer: Option (c)
Q18) Which of the following is not a characteristic of fullerenes?
(a) Of all the fullerene, the C60 allotrope is the most stable
(b) Its shape is similar to that of a soccer ball
(c) It contains only fused six-membered carbon-carbon rings
(d) Its hardness is lower than that of a diamond
Correct Answer: Option (c)
Q19) How many single bonds are present in methane?
(a) Four
(b) Five
(c) Six
(d) Three
Correct Answer: Option (a)
Q20) A hydrocarbon should have a minimum of ______ carbon atoms to show isomerism.
(a) Three
(b) Four
(c) Fived
(d) Six
Correct Answer: Option (b)
Frequently Asked Questions on Carbon and Its Compounds
How many covalent bonds are there in a molecule of ethane?
The molecule of ethane has 7 covalent bonds.
What is meant by saturated hydrocarbons?
The hydrocarbons in which the valency of carbon is satisfied by single bonds are called saturated hydrocarbons.
What is common in the members of a carbon family and its compounds?
They have a common functional group.
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