Chemistry, asked by sejalmirgal2188, 1 year ago

How would distinguish between ethanal to methanal

Answers

Answered by krishnayadav78oxyjgr
7
eth= 2 carbon ...meth= 1 carbon
Answered by Anonymous
12
Ethanal contains CH3CO group.So, it gives positive iodoform test whereas methanal doesnot give iodoform test.
CH3CHO + 3I2 + 4NaOH →CHI3 + HCOONa + 3NaI + 3H2O Ethanal  Yellow ppt.HCHO + I2 + NaOH →no reactionMethanal

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