Unit#11: Carboxylic Compounds

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1. Which salt is formed when ethanoic acid reacts with sodium metal?

A Sodium acetate

B Sodium carbonate

C Sodium bicarbonate

D Sodium hydroxide

2. Which compound has sour taste?

A Ester

B Alcohol

C Carboxylic acid

D Ether

3. The process of ester formation is called:

A Hydrogenation

B Esterification

C Saponification

D Neutralization

4. Esters are commonly used in:

A Fertilizers

B Perfumes

C Cement

D Glass making

5. Which functional group is responsible for acidity in carboxylic acids?

A –OH

B –CO

C –COOH

D –CHO

6. Which bacteria are responsible for conversion of ethanol into vinegar?

A Lactobacillus

B Acetobacter

C Rhizobium

D E. coli

7. Which catalyst is commonly used in esterification?

A NaOH

B H2SO4

C NH3

D HCl

8. Which reaction confirms acidic nature of carboxylic acids?

A Reaction with alcohol

B Reaction with ester

C Reaction with sodium bicarbonate

D Reaction with aldehyde

9. Reaction involving H-atom of carboxylic acid shows its:

A Basic nature

B Acidic nature

C Neutral nature

D Oxidizing nature

10. Carboxylic acids react with carbonates to produce:

A Salt only

B Salt, water and CO2

C Salt and hydrogen

D Ester and CO2

Unit#11: Carboxylic Compounds

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