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😫 Struggling with Competency-Based Questions?
✅ 50% Practice Papers Cover Them For You!
💥 Features:
🔹 111 Most Probable Questions
🔹 50% Competency-Based Practice
🔹 CBSE PYQs + Marking Scheme
🔹 Chapterwise Mind Maps & SOP
🔹 Answer Templates for Perfect Presentation
🧠 Designed as per latest CBSE 2025–26 syllabus
🚀 Get it now before stock runs out!
Buy Now on Amazon https://www.amazon.in/stores/page/45454208-63C2-4F12-A65D-D2BCCC10EDD2?channel=class10_SP_8oCT
Buy Now on Amazon https://www.amazon.in/stores/page/45454208-63C2-4F12-A65D-D2BCCC10EDD2?channel=class10_SP_8oCT
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📢 Today's Quiz Topic
Carbon and its Compounds
⏰ The quiz will start in 10 seconds! Get ready! 🧠
Carbon and its Compounds
⏰ The quiz will start in 10 seconds! Get ready! 🧠
❤1
The functional group present in propanol is:
Anonymous Quiz
12%
-CHO (Aldehyde)
15%
>C=O (Ketone)
21%
-COOH (Carboxylic acid)
52%
-OH (Alcohol)
❤2
The reaction between an alcohol and a carboxylic acid in the presence of an acid catalyst is called:
Anonymous Quiz
15%
Saponification
28%
Hydrogenation
47%
Esterification
10%
Dehydration
❤6
Which of the following statements is NOT true for a homologous series?
Anonymous Quiz
20%
All members have the same general formula.
31%
Successive members differ by a -CH2 group.
31%
They have identical physical properties.
17%
They show similar chemical properties.
❤3
When a saturated hydrocarbon is burned in an excess supply of air, what are the main products formed?
Anonymous Quiz
19%
Carbon monoxide and water
48%
Carbon dioxide and water
11%
Carbon and water
22%
Carbon dioxide and hydrogen
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Which of the following hydrocarbons is an alkyne?
Anonymous Quiz
16%
C2H6
25%
C3H6
44%
C4H6
14%
C5H12
❤1
❤2
Which of the following compounds contains a ketone functional group?
Anonymous Quiz
10%
CH3CH2OH
31%
CH3COOH
20%
CH3CHO
39%
CH3COCH2CH3
❤3
Why are detergents more effective cleansing agents than soaps in hard water?
Anonymous Quiz
47%
Detergents form soluble salts with calcium and magnesium ions.
28%
Soaps form soluble salts with calcium and magnesium ions.
17%
Detergents are natural products, while soaps are synthetic.
8%
Soaps are stronger acids than detergents.
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