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Structural formula of ethyne is

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Important Questions on Carbon and its Compounds

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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 13
Chlorine reacts with saturated hydrocarbons at room temperature in the
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 14
In the soap micelles
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 16
Structural formula of benzene is 
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 17
Ethanol reacts with sodium and forms two products. These are 
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 18
The correct structural formula of Butanoic acid is
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 19
Vinegar is a solution of
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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 20

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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10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 4 - Carbon and its Compounds>Multiple Choice Questions (MCQs)>Q 21
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