EASY
10th ICSE
IMPORTANT
Earn 100

Mineral acids are stronger acids than carboxylic acids because

(i) mineral acids are completely ionised.

(ii) carboxylic acids are completely ionised.

(iii) mineral acids are partially ionised.

(iv) carboxylic acids are partially ionised.

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Important Questions on Carbon and Its Compounds

EASY
10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 14
Carbon forms four covalent bonds by sharing its four valence electrons with four univalent atoms, e.g., hydrogen. After the formation of four bonds, carbon attains the electronic configuration of
MEDIUM
10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 15
Which of the following is not a straight chain hydrocarbon?
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10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 16
Which of the following does not belong to the same homologous series?
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10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 17
The name of the compound CH3—CH2—CHO is
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10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 18
Which of the following represents saponification reaction?
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10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 19
The first member of alkyne homologous series is
MEDIUM
10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 20

The correct electron dot structure of a water molecule is

EASY
10th ICSE
IMPORTANT
Science Chemistry>Chapter 4 - Carbon and Its Compounds>ASSESSTMENT>Q 21
The property of carbon atom by virtue of which it forms bond with other carbon atoms is called