Which allotrope of carbon is known for its hardness and is a poor conductor of electricity?
Anonymous Quiz
13%
Graphite
74%
Diamond
11%
Fullerene (C-60)
1%
Graphene
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What is the IUPAC name for the compound CH3COCH3?
Anonymous Quiz
11%
Propanal
51%
Propanone
33%
Ethanoic acid
5%
Propanol
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The process of making soap by hydrolyzing fats or oils with an alkali is known as:
Anonymous Quiz
15%
Esterification
23%
Neutralization
57%
Saponification
5%
Polymerization
❤4
Methane reacts with chlorine in the presence of sunlight. This reaction is an example of:
Anonymous Quiz
19%
Addition reaction
48%
Substitution reaction
27%
Oxidation reaction
6%
Elimination reaction
❤5
Why is graphite a good conductor of electricity, unlike other non-metals?
Anonymous Quiz
15%
It has a rigid three-dimensional structure.
24%
It has strong ionic bonds.
51%
It has free, delocalized electrons between its layers.
10%
It is very soft and slippery.
❤5
Why does carbon form covalent bonds rather than ionic bonds?
Anonymous Quiz
9%
It can easily lose 4 electrons to form a C4+ cation.
16%
It can easily gain 4 electrons to form a C4- anion.
71%
Losing or gaining 4 electrons requires a large amount of energy, so it shares electrons.
3%
It has a very low electronegativity.
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A 5-8% solution of ethanoic acid in water is commonly known as:
Anonymous Quiz
18%
Tincture of iodine
16%
Formalin
59%
Vinegar
7%
Rectified spirit
❤1
The ability of carbon to form long chains with itself is called:
Anonymous Quiz
19%
Tetravalency
58%
Catenation
14%
Isomerism
8%
Polymerization
❤2
An addition reaction is a characteristic property of:
Anonymous Quiz
20%
Alkanes
65%
Unsaturated hydrocarbons
9%
Alcohols
5%
Carboxylic acids
❤4🐳1
To satisfy the valency of all atoms, a molecule of ethene (C2H4) must contain:
Anonymous Quiz
17%
Only carbon-carbon single bonds.
65%
One carbon-carbon double bond.
8%
One carbon-carbon triple bond.
10%
A cyclic structure of carbon atoms.
❤2
The cleansing action of soap is due to the formation of structures called:
Anonymous Quiz
53%
Micelles
18%
Esters
16%
Salts
13%
Precipitates
❤1
When ethanol is heated with excess concentrated sulphuric acid at 443 K, the major product is:
Anonymous Quiz
16%
Ethane
26%
Ethene
47%
Ethanoic acid
11%
Ethoxyethane
❤2
✨ Quote of the Day
Well done. Every challenge you complete makes your mind stronger.
Well done. Every challenge you complete makes your mind stronger.
❤4
✅ Today's quiz on Carbon and its Compounds is complete! Well done! 🎉
❤3
➡️ Tomorrow's Topic
Life Processes
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See you tomorrow! 👋
NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
Life Processes
📍 Channel: @class_10_science_notes
See you tomorrow! 👋
NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
❤5👍3
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📢 Today's Quiz Topic
Control and Coordination
⏰ The quiz will start in 10 seconds! Get ready! 🧠
Control and Coordination
⏰ The quiz will start in 10 seconds! Get ready! 🧠
❤1
The bending of a plant shoot towards light is an example of phototropism, which is caused by the hormone:
Anonymous Quiz
18%
Gibberellin
23%
Cytokinin
50%
Auxin
9%
Abscisic acid
❤5👍3
The growth of a pollen tube towards the ovule is an example of:
Anonymous Quiz
24%
Geotropism
12%
Hydrotropism
13%
Phototropism
51%
Chemotropism
❤2