
Which of the following reacts fastest with a mixture of anhydrous and concentrated ?

Important Questions on Alcohols, Phenols and Ethers

Which of following alcohols gives white turbidity almost immediately with the Lucas reagent at room temperature?
(i) -Butanol
(ii) tertiary-Butanol
(iii) Benzyl alcohol
(iv) Allylic alcohol

Which of the following would give iodoform test?


Consider the following reaction:
The productgives positive ceric ammonium nitrate test. This is because of the presence of which of these group(s)?



Column-1 Compound/ reagent |
Column-2 Other name / Chemical / Name of the process |
||
A | Methanol | I | Lucas reagent |
B | II | Baeyer's reagent | |
C | Rectified spirit | III | Wood spirit |
D | Dil. | IV | |
V | |||
VI |
The correct match is

Two compounds and with same molecular formula undergo Grignard reaction with methylmagnesium bromide to give products and . Products and show following chemical tests.
Test | C | D |
Ceric ammonium nitrate Test | Positive | Positive |
Lucas Test | Turbidity obtained after five minutes | Turbidity obtained Immediately |
Iodoform Test | Positive | Negative |
and respectively are

Match the following :
Test/Method | Reagent | ||
(i) | Lucas Test | (a) | |
(ii) | Dumas method | (b) | |
(iii) | Kjeldahl's method | (c) | |
(iv) | Hinsberg Test | (d) | Conc. and |
(e) |


Which of the following reaction(s) can be used for the preparation of alkyl halides?
I.
II.
III.
IV.





What are and compounds?



