You are given an organic compound having the molecular formula C3H8. Give the name and formula of the compound formed:

(a) when one H atom of C3H8 is replaced by a Cl atom.
(b) when one H atom of C3H8 is replaced by OH group.
(c) when one H atom of C3H8 is replaced by a CHO group.
(d) when one H atom of C3H8 is replaced by a COOH group.
(e) when two H atoms joined to the middle carbon atom of C3H8 are replaced by one O atom.


(a) When one H atom of C3H8 is replaced by a Cl atom, the compound formed is chloropropane. Its molecular formula is CH3-CH2-CH2-Cl.

(b) When one H atom of C3H8 is replaced by an OH group, the compound formed is propanol. Its molecular formula is CH3-CH2-CH2-OH.

(c) When one H atom of C3H8 is replaced by a CHO group, the compound formed is butanal. Its molecular formula is  CH3-CH2-CH2-CHO.

(d) When one H atom of C3H8 is replaced by a COOH group, the compound formed is butanoic acid. Its molecular formula is CH3-CH2-CH2-COOH.

(e) When two H atoms, joined to the middle carbon atom of C3H8, are replaced by one O atom, the compound formed is propanone. Its molecular formula is CH3-CO-CH3.

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Updated on: 10-Oct-2022

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