Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Alcohols, Phenols and Ethers

Long Answer Type

391. Discuss the Relative reactivity of alcohols towards Lucas reagent.

Primary alcohols on reaction with Lucas reagents (Conc. HCl/anhy.ZnCl₂) does not forms white cloudiness or turbidity at room temperature.

RCH₂OH + Lucas Regent -->No Reaction

Secondary alcohol : Secondary alcohol on reaction with locals reagent (Conc. HCl/anhy.ZnCl₂) forms white cloudiness or turbidity appears with in about 5 minutes.

R₂CHOH+ Lucas reagent --> R₂CHCl

Tertiary alcohol: Tertiary alcohol on reaction with Lucas Reagent (Conc. HCl/anhy.ZnCl2) forms white cloudiness or turbidity immediately.

R₃C-OH +lucas --> R₃CCl

391 Views

Short Answer Type

392.

How do you convert the following?

Phenol to anisole

5106 Views

393.

How do you convert the following?

Propan-2-ol to 2-methylpropan-2-ol

2160 Views

394.

How do you convert the following?

Aniline to Phenol

1676 Views

395.

Write the mechanism of the following reaction: 2CH₃-CH₂-OH --> CH₃-CH₂-O-CH₂-CH₃?

890 Views

Long Answer Type

396.

An aromatic compound 'A' of molecular formula C₇H₇ON undergoes a series of reactions as shown below. Write the structures of A, B, C, D and E in the following reactions: