Which ONE of the following is the structural formula of the functional group of the KETONES?
A
C
B
H
C
C
C
C
C
D
C
O
H
Which ONE of the formulae below represents an ALKANE?
A
C
H
B
C
H
C
C
H
D
C
H
Consider the organic compound below - NSC Physical Sciences - Question 1 - 2018 - Paper 2
Question 1
Which ONE of the following is the structural formula of the functional group of the KETONES?
A
C
B
H
C
C
C
C
C
D
C
O
H
Which ONE of th... show full transcript
Worked Solution & Example Answer:Which ONE of the following is the structural formula of the functional group of the KETONES?
A
C
B
H
C
C
C
C
C
D
C
O
H
Which ONE of the formulae below represents an ALKANE?
A
C
H
B
C
H
C
C
H
D
C
H
Consider the organic compound below - NSC Physical Sciences - Question 1 - 2018 - Paper 2
Step 1
Which ONE of the following is the structural formula of the functional group of the KETONES?
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
The structural formula of the functional group of the ketones is represented by option B. Ketones are characterized by the presence of a carbonyl group (C=O) in which the carbon atom is attached to two other carbon atoms.
Step 2
Which ONE of the formulae below represents an ALKANE?
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
The alkane is represented by option A, C₂H₄. Alkanes are saturated hydrocarbons with only single bonds between carbon atoms.
Step 3
The IUPAC name of this compound is ...
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The IUPAC name of the compound is 2,3-dimethyl butane (option A). The structure includes two methyl groups attached to the second and third carbon of the butane chain.
