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Tardigrade
Question
Chemistry
Formaldehyde can be distinguished from acetaldehyde by the use of :
Q. Formaldehyde can be distinguished from acetaldehyde by the use of :
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JEE Main
JEE Main 2013
Aldehydes Ketones and Carboxylic Acids
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A
Schiff s reagent
14%
B
Tollen’s reagent
31%
C
I
2
/Alkali
43%
D
Fehling’s solution
12%
Solution:
Only acetaldehyde and methyl ketones give iodoform test.