PakQuizHub

Aldehydes and Ketones MCQs

Free 37+ Aldehydes and Ketones MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Practise below with answers and explanations.

37 MCQs available← Back to Aldehydes and Ketones

37 questions in this list. Select an option to practice, or open a question for the full page with explanation.

Aldehydes and Ketones — MCQs for Pakistan government job tests

About this subject

Aldehydes and Ketones

Correct options are highlighted when revealed.

1.In a base-catalyzed reaction involving a carbonyl compound, what role does the catalyst play?

2.Identify the ketone that is symmetrical from the options below:

3.Which compound is capable of undergoing aldol condensation?

4.What is the product formed when acetaldehyde cyanohydrin undergoes acid hydrolysis?

5.In the industrial production of ethanal via air oxidation of ethylene, palladium chloride is used as the catalyst. Which compound acts as the promoter in this process?

6.What is the general formula shared by the homologous series of aldehydes and ketones?

7.What is the color of the precipitate formed when aldehydes are heated with Fehling's solution?

8.What is the percentage of water present in formalin, which is a solution containing formaldehyde, methyl alcohol, and water?

9.What is the general chemical formula for a haloform compound?

10.What is the name of the throat lozenges made by combining formaldehyde and lactose?

11.Which compound among the following does not undergo aldol condensation?

12.Which reagent is capable of reacting with both aldehydes and ketones?

13.Which of the following processes can occur with both aldehydes and ketones?

14.When acetone reacts with hydrogen cyanide (HCN) to produce a cyanohydrin, what type of reaction is this an example of?

15.What is the concentration of formaldehyde in a formalin solution when dissolved in water?

16.What type of hybridization does the carbon atom in a carbonyl group exhibit?

17.Among the following compounds, which one exhibits the highest boiling temperature?

18.Which of the following pairs can be differentiated using the iodoform test?

19.In the Cannizzaro reaction, which species is transferred from the complex anion?

20.What compound is produced when calcium acetate undergoes dry distillation?

More on PakQuizHub