Organic Chemistry I — Important Questions
ICSE · Class 10 · Chemistry
44 important questions from Organic Chemistry I for ICSE Class 10 Chemistry, with answers. Includes multiple choice and multiple correct questions.
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See them allImportant Questions from Organic Chemistry I
Which of the following are characteristics of organic compounds? (Select all correct answers)
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Covalent bonding, Low melting and boiling points, Usually combustible
Organic compounds typically have covalent bonding, low melting and boiling points, and are combustible. They do not have ionic bonding or high melting points like inorganic compounds.
Which functional group is present in alcohols?
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-OH
The hydroxyl group (-OH) is the characteristic functional group present in alcohols.
Butane and 2-methylpropane have the same molecular formula but different structures. What type of isomerism do they show?
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Chain isomerism
Chain isomerism occurs when compounds have the same molecular formula but different arrangements of carbon atoms in the main chain. Butane has a straight chain while 2-methylpropane has a branched chain.
Which of the following are unsaturated hydrocarbons? (Select all correct answers)
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Alkenes, Alkynes, Ethene, Propyne
Unsaturated hydrocarbons contain double or triple bonds. Alkenes have double bonds, alkynes have triple bonds. Ethene and propyne are specific examples of alkene and alkyne respectively.
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