Which structural formula represents pentan-2-one?
A - HSC - SSCE Chemistry - Question 1 - 2019 - Paper 1
Question 1
Which structural formula represents pentan-2-one?
A.
H H O H
H—C—C—C—C—H
H H H
B.
H H O H
H—C—C—C— —H
H H H
C.
H H H O H
H—C—C—C—C—... show full transcript
Worked Solution & Example Answer:Which structural formula represents pentan-2-one?
A - HSC - SSCE Chemistry - Question 1 - 2019 - Paper 1
Step 1
Identify the structure for pentan-2-one
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Pentan-2-one is a ketone with a five-carbon chain, with a carbonyl (C=O) group on the second carbon. The general structure can be represented as:
H H O H
H—C—C—C—C—H
H H H
To differentiate between the options provided, look for the one that matches this pattern.
Step 2
Choose the correct option
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Upon reviewing the structural formulas, option D represents pentan-2-one accurately:
