Class 10 - Carbon and Its Compounds
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Q1. What is next homologue of C3H7OH is called?
Answer: The next homologue of C3H7OH is called butanol C4H9OH.
Q2. What is the molecular formula of the alcohol which can be derived from propane?
Answer: Propane: CH3-CH2-CH3 or C3H8
Alcohol obtained from propane is C3H7OH.
Q3. What is meant by the term functional group?
Answer: An atom or a group of atoms, which makes a carbon compound reactive and decides its
properties. is called a functional group.
Q4. Give the names of the functional groups: (CBSE 2007)
i) -CHO (ii -C=O
Answer: (i) Aldehydic group (ii) Ketonic group.
Q5. Give the names of the following functional groups: (CBSE 2007)
i) —OH (ii) —COOH
Answer: (i) Alcoholic (ii) Carhoxylic.