Rajasthan Board Class 10 (RBSE) Carbon and its Compounds — practice questions — page 3

Explore 68 free Carbon and its Compounds questions in Rajasthan Board Class 10 (RBSE) Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Carbon and its Compounds questions and exercises with answers

Showing questions 61–68 of 68.

Worked practice questions

The name of the compound $\mathrm{CH}_3 - \mathrm{CH}_2 - \mathrm{CHO}$ is

Propanal
Propanone
Ethanol
Ethanal

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Correct answer: A. Propanal

This Carbon and its Compounds item tests a core Chemistry concept. Correct answer: Propanal. _Source: syllabus Exemplar Science Class 10_

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The first member of alkyne homologous series is

ethene
ethyne
propyne
methane

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Correct answer: B. ethyne

This Carbon and its Compounds item tests a core Chemistry concept. Correct answer: ethyne. _Source: syllabus Exemplar Science Class 10_

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Which one boils at the higher temperature?

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Questions

A
Acetic acid, CH3COOH
B
Methane, CH4
Higher value
Acetic acid, CH3COOH
A
Chloroform, CHCl3
B
Ethanol, CH3CH2OH
Higher value
Ethanol, CH3CH2OH
A
Methane, CH4
B
Chloroform, CHCl3
Higher value
Chloroform, CHCl3
A
Acetic acid, CH3COOH
B
Ethanol, CH3CH2OH
Higher value
Acetic acid, CH3COOH

Instructions

Tap the compound with the higher boiling point.

_Source: syllabus Science Ch4 Carbon and its Compounds, 4.1 BONDING IN CARBON_

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