Carbon and its Compounds (10 Science)
Carbon is a unique element that forms millions of compounds due to its ability to bond with other atoms, including hydrogen, oxygen, and nitrogen. Understa
TL;DR: Carbon is a unique element that forms millions of compounds due to its ability to bond with other atoms, including hydrogen, oxygen, and nitrogen. Und…
Written & reviewed by the Syllab.in Academic Team (CBSE/NCERT subject experts) · Updated
Carbon is a unique element that forms millions of compounds due to its ability to bond with other atoms, including hydrogen, oxygen, and nitrogen. Understa
Carbon and its Compounds MCQs with Answers & Explanations
Q1. The simplest organic compound is:
- Ethane
- Methane ✓ (correct)
- Ethene
- Ethyne
Q2. How many covalent bonds can a carbon atom form?
- 1
- 2
- 3
- 4 ✓ (correct)
Q3. Which of the following is a saturated hydrocarbon?
- Ethene
- Ethyne
- Ethane ✓ (correct)
- Benzene
Q4. The general formula for alkanes is:
- CnH2n
- CnH2n+2 ✓ (correct)
- CnH2n-2
- CnHn
Q5. Which of the following is an ester?
- Ethyl alcohol
- Acetic acid
- Ethyl acetate ✓ (correct)
- Acetone
Q6. The process of burning hydrocarbons to produce carbon dioxide and water is called:
- Combustion ✓ (correct)
- Oxidation
- Dehydration
- Hydrogenation
Q7. Which functional group is present in alcohols?
- -CHO
- -OH ✓ (correct)
- -COOH
- -CO
Q8. Denaturation of proteins occurs due to:
- Increase in pH only
- Increase in temperature only
- Change in pH and temperature ✓ (correct)
- Decrease in light
Q9. The chemical formula of benzene is:
- C5H10
- C6H6 ✓ (correct)
- C7H8
- C8H10
Q10. Which of the following is a reducing sugar?
- Sucrose
- Glucose
- Lactose
- Both glucose and lactose ✓ (correct)
Frequently Asked Questions
Why is carbon called the backbone of all organic compounds?
Carbon can form four covalent bonds and chains with itself, making it the foundation of almost all organic molecules.
What is the difference between saturated and unsaturated hydrocarbons?
Saturated hydrocarbons contain only single bonds, while unsaturated hydrocarbons contain double or triple bonds between carbon atoms.
More 10 Science MCQs
- Light Reflection and Refraction
- Electricity
- Acids Bases and Salts
- Life Processes
- Metals and Non-metals
- Matter in Our Surroundings
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