Oxidation of Aldehydes and Chemistry of Carbohydrates

Chemistry

An overview of the chemical oxidation of aldehydes using acidified dichromate and Tollens' reagent, followed by the structural classification and properties of carbohydrates including monosaccharides and disaccharides.

Organic Chemistry Biochemistry Oxidation

13 Questions Medium Ages 16+ Jun 24, 2026

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About this Study Set

This study set covers Chemistry through 13 practice questions. An overview of the chemical oxidation of aldehydes using acidified dichromate and Tollens' reagent, followed by the structural classification and properties of carbohydrates including monosaccharides and disaccharides. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 13 questions from the Oxidation of Aldehydes and Chemistry of Carbohydrates study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which reagent can oxidize both aldehydes and alcohols?

A Tollens' reagent
B Acidified dichromate
C Water
D Ammonia

2 What is the color change when an aldehyde is oxidized by acidified dichromate?

A Blue to clear
B Orange to green
C Clear to pink
D Green to yellow

3 What forms on the reaction vessel surface when Tollens' reagent oxidizes an aldehyde?

A Green precipitate
B Bubbles of gas
C Silver mirror
D White powder

4 Which functional group cannot be easily oxidized?

A Aldehyde
B Primary alcohol
C Secondary alcohol
D Ketone

5 What is the general formula for carbohydrates?

A CnH2n+2
B (CH2O)n
C CnH2n
D CnHnO

6 What is a polyhydroxyaldehyde or polyhydroxyketone commonly called?

A Protein
B Lipid
C Carbohydrate
D Nucleotide

7 In aqueous solution, what form of glucose is most abundant?

A Chain form
B Cyclic form
C Linear form
D Gas form

8 What is the process of breaking down a disaccharide into monosaccharides using water called?

A Condensation
B Oxidation
C Hydrolysis
D Polymerization

9 What type of bond links two monosaccharides together?

A Ionic bond
B Glycosidic bond
C Metallic bond
D Hydrogen bond

10 What is the byproduct released during the condensation reaction of two monosaccharides?

A Oxygen
B Carbon dioxide
C Water
D Hydrogen

11 Which of the following is a common monosaccharide?

A Maltose
B Glucose
C Sucrose
D Starch

12 What causes carbohydrates to be highly soluble in water?

A Non-polar chains
B Polar hydroxyl groups
C High molar mass
D Crystalline structure

13 What is the molecular formula of the disaccharide maltose?

A C6H12O6
B C12H22O11
C C6H10O5
D C12H24O12

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