Carbon and its Compounds — Important Questions
Telangana Board · Class 10 · Physical Sciences
44 important questions from Carbon and its Compounds for Telangana Board Class 10 Physical Sciences, with answers. Written for the board exams 2027.
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Important Questions from Carbon and its Compounds
Which of the following are allotropes of carbon?
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Diamond, Graphite, Buckminsterfullerene
Diamond, graphite, and buckminsterfullerene are crystalline allotropes of carbon. Methane is a compound and coal is an amorphous form.
Which of the following compounds can show isomerism?
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C₄H₁₀, C₅H₁₂
Isomerism starts from C₄H₁₀ (butane) which can exist as n-butane and iso-butane. C₅H₁₂ has three isomers. Smaller hydrocarbons don't show isomerism.
What is the IUPAC name of CH₃-CH₂-CH₂-CH₃?
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Butane
This compound has 4 carbon atoms in a straight chain with only single bonds, so it is butane (but- for 4 carbons, -ane for single bonds).
Which type of reaction do saturated hydrocarbons typically undergo?
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Substitution reactions
Saturated hydrocarbons (alkanes) undergo substitution reactions where hydrogen atoms are replaced by other atoms like chlorine in the presence of sunlight.
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