Aspartame is a widely used sweetener - VCE - SSCE Chemistry - Question 2 - 2018 - Paper 1
Question 2
Aspartame is a widely used sweetener.
Aspartame
A. contains a glycosidic link.
B. is a naturally occurring sugar.
C. has an energy content similar to that of suc... show full transcript
Worked Solution & Example Answer:Aspartame is a widely used sweetener - VCE - SSCE Chemistry - Question 2 - 2018 - Paper 1
Step 1
A. contains a glycosidic link.
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Answer
Aspartame does not contain a glycosidic link. Glycosidic links are characteristic of carbohydrates, whereas aspartame is a dipeptide composed of two amino acids.
Step 2
B. is a naturally occurring sugar.
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Answer
Aspartame is not a naturally occurring sugar; it is an artificial sweetener synthesized from amino acids. Therefore, this statement is incorrect.
Step 3
C. has an energy content similar to that of sucrose.
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Answer
This statement is true. Aspartame has an energy content that is similar to that of sucrose, providing approximately 4 calories per gram.
Step 4
D. contains two amino groups in its chemical structure.
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Answer
This statement is accurate. Aspartame is composed of two amino acids, aspartic acid and phenylalanine, which means it contains two amino groups in its chemical structure.
