Aldehydes Ketones Question 120
Question: Acetaldehyde cannot show
[AIIMS 1997]
Options:
A) Iodoform test
B) Lucas test
C) Benedict’s test
D) Tollen’s test
Show Answer
Answer:
Correct Answer: B
Solution:
$ 1^{o}Primaryalcohol\xrightarrow{ZnCl_2/HCl} $ White turbidity only heating $ 2^{o}Alcohol\xrightarrow{ZnCl_2/HCl} $ White turbidity after 5 min heating $ 3^{o}Alcohol\xrightarrow{ZnCl_2/HCl} $ easily in seconds