11th Chemistry Monthly Test - 3 ( Hydrocarbons )

MABS Institution

11th Chemistry Monthly Test - 3 ( Hydrocarbons )-Aug 2020

Time : 2.00 Hours

Part - A

Generic 2 - Answer All Question

Mention the uses of alkenes.

Cis-isomers are less stable than trans-isomers?

How does Huckel rule help to decide the aromatic character of a compound.

Write notes on isomerisation.

Classify the following compounds by using aromaticity concepts

How will you distinguish 1 – butyne and 2 – butyne?

What is isomerism? Mention the types of isomerism?

(i) What will be the product formed in the following reaction?
(ii) How can propane be oxidised to propionic acid?

Why are alkanes called paraffins?

Suggest a simple chemical test to distinguish propane and propene.

Write a note on Kolbe's electrolytic method?

Mention the uses of Acetylene.

How will you prepare methane from grignard reagent?

What is aromatisation?

Part - B

Generic 3 - Answer All Question

Explain the carcinogenity and toxicity of aromatic hydrocarbons.

Write the structural formula, bond line formula common and IUPAC name of C₅H₁₂ .

Complete the following reactions.
(a) \(CH\equiv CH+{ H }_{ 2 }\overset { pt }{ \longrightarrow } ?\overset { { H }_{ 2 } }{ \longrightarrow } ?\)
(b) \({ CH }_{ 3 }-C\equiv CH+{ Br }_{ 2 }\longrightarrow ?\overset { { { Br }_{ 2 } } }{ \longrightarrow } ?\)
(c) \({ CH }_{ 3 }-C\equiv C-{ { CH }_{ 3 }\overset { HCl }{ \longrightarrow } ?\overset { HCl }{ \longrightarrow } ? }\)

In alkane compounds with same number of carbon atoms, straight chain isomers have higher boiling point as compared to branched chain isomers-justify statement.

In aryl halides, halogen group is a ortho-para director and a deactivator towards electrophilic substitution reactions, why?

Why benzene undergoes substitution reaction rather than addition reactions under normal conditions?

Predict the product for the following.
(i) Benzene + H₂ \(\rightarrow\) ?
(ii) Benzene + CI₂ \(\rightarrow\) ?
(iii) Benzene + O₂\(\rightarrow\) ?
(iv) Benzene + Ch₃Cl \(\rightarrow\) ?
(v) C₆H₅COONa + NaOH \(\rightarrow\)?

Explain the industrial preparation of benzene from coal tar.

Write a note on the following reactions.
(i) Dehydration of ethanol
(ii) Electrolysis of potassium succinate
(iii) Chlorination of ethene

InstaQB

Institutions

12th Standard English Medium

12th Standard Tamil Medium

11th Standard English Medium

11th Standard Tamil Medium

10th Standard English Medium

9th Standard English Medium

8th Standard English Medium

7th Standard English Medium

Class XII

Class XI

12Th Standard

11Th Standard

10Th Standard

9Th Standard

11th Chemistry Monthly Test - 3 ( Hydrocarbons )

MABS Institution

11th Chemistry Monthly Test - 3 ( Hydrocarbons )-Aug 2020

Part - A

Generic 2 - Answer All Question

Mention the uses of alkenes.

Cis-isomers are less stable than trans-isomers?

How does Huckel rule help to decide the aromatic character of a compound.

Write notes on isomerisation.

Classify the following compounds by using aromaticity concepts

How will you distinguish 1 – butyne and 2 – butyne?

What is isomerism? Mention the types of isomerism?

(i) What will be the product formed in the following reaction? (ii) How can propane be oxidised to propionic acid?

Why are alkanes called paraffins?

Suggest a simple chemical test to distinguish propane and propene.

Write a note on Kolbe's electrolytic method?

Mention the uses of Acetylene.

How will you prepare methane from grignard reagent?

What is aromatisation?

Part - B

Generic 3 - Answer All Question

Explain the carcinogenity and toxicity of aromatic hydrocarbons.

Write the structural formula, bond line formula common and IUPAC name of C5H12 .

In alkane compounds with same number of carbon atoms, straight chain isomers have higher boiling point as compared to branched chain isomers-justify statement.

In aryl halides, halogen group is a ortho-para director and a deactivator towards electrophilic substitution reactions, why?

Why benzene undergoes substitution reaction rather than addition reactions under normal conditions?

Predict the product for the following. (i) Benzene + H2 \(\rightarrow\) ? (ii) Benzene + CI2 \(\rightarrow\) ? (iii) Benzene + O2\(\rightarrow\) ? (iv) Benzene + Ch3Cl \(\rightarrow\) ? (v) C6H5COONa + NaOH \(\rightarrow\)?

Explain the industrial preparation of benzene from coal tar.

Write a note on the following reactions. (i) Dehydration of ethanol (ii) Electrolysis of potassium succinate (iii) Chlorination of ethene

Explain the molecular orbirtal structure of benzene.

How many types of polymerisation are·possible in alkynes?

Explain the polymerisation of acetylene molecules.

How to write the possible isomers of C5H12?

Explain the ozonolysis of (a) Ethene and (b) propene

Comment

Other Study material

11th Chemistry Monthly Test - 3 ( Solutions )

11th Chemistry Monthly Test - 4 ( Environmental Ch

11th Chemistry Weekly Test - 2 ( Chemical bonding

11th Chemistry Weekly Test - 1 ( Chemical bonding

11th Chemistry Monthly Test - 4 ( Solutions )

11th Chemistry Weekly Test - 4 ( Physical and Chem

11th Chemistry Monthly Test - 1 ( Physical and Che

11th Chemistry Monthly Test - 2 ( Physical and Che

11th Chemistry Monthly Test - 3 ( Physical and Che

11th Chemistry Monthly Test - 4 ( Physical and Che

11th Chemistry Weekly Test - 1 ( Solutions )

11th Chemistry Weekly Test - 2 ( Solutions )

11th Chemistry Weekly Test - 3 ( Solutions )

11th Chemistry Weekly Test - 4 ( Solutions )

11th Chemistry Monthly Test - 1 ( Solutions )

Tamilnadu Stateboardszs - Class

(i) What will be the product formed in the following reaction?
(ii) How can propane be oxidised to propionic acid?

Write the structural formula, bond line formula common and IUPAC name of C₅H₁₂ .

Predict the product for the following.
(i) Benzene + H₂ \(\rightarrow\) ?
(ii) Benzene + CI₂ \(\rightarrow\) ?
(iii) Benzene + O₂\(\rightarrow\) ?
(iv) Benzene + Ch₃Cl \(\rightarrow\) ?
(v) C₆H₅COONa + NaOH \(\rightarrow\)?

Write a note on the following reactions.
(i) Dehydration of ethanol
(ii) Electrolysis of potassium succinate
(iii) Chlorination of ethene

How to write the possible isomers of C₅H₁₂?