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Science (English Medium) Class 12 - CBSE Question Bank Solutions for Chemistry

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Write the names and structures of the monomers of the following polymers: Buna-S

[15] Polymers
Chapter: [15] Polymers
Concept: undefined >> undefined

Write the names and structures of the monomers of the following polymers: Dacron 

 

[15] Polymers
Chapter: [15] Polymers
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How do you explain the absence of the aldehyde group in the pentaacetate of D-glucose?

[10] Biomolecules
Chapter: [10] Biomolecules
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Convert 3-Methylaniline into 3-nitrotoluene.

[9] Amines
Chapter: [9] Amines
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Convert aniline into 1, 3, 5-tribromobenzene.

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

(CH3)2CHNH2

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

CH3(CH2)2NH2

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

CH3NHCH(CH3)2

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

(CH3)3CNH2

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

C6H5NHCH3

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

(CH3CH2)2NCH3

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

m−BrC6H4NH2

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Give one chemical test to distinguish between the following pair of compounds.

Methylamine and dimethylamine

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Give one chemical test to distinguish between the following pair of compounds.

Secondary and tertiary amines

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Give one chemical test to distinguish between the following pair of compounds.

Ethylamine and aniline

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Give one chemical test to distinguish between the following pair of compounds.

Aniline and benzylamine

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Give one chemical test to distinguish between the following pair of compounds.

Aniline and N-methylaniline

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Account for the following:

pKb of aniline is more than that of methylamine.

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Account for the following:

Ethylamine is soluble in water, whereas aniline is not.

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined

Account for the following:

Methylamine in water reacts with ferric chloride to precipitate hydrated ferric oxide.

[9] Amines
Chapter: [9] Amines
Concept: undefined >> undefined
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