Engineering
Chemistry
Iodoform test
Test of aldehydes
Test of Alkenes and alkynes
Question

Which of the following is false :    

gives two molecules of iodoform per molecule when treated with NaOH + I2.

Major product of this reaction is chiral and having R configuration.

Product of this reaction is a lactum.

isopropanol gives yellow precipitate with I2 in NH4OH.

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Solution
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So, one mol per mol CHI3 is formed.        

NaOH + I2 is a good oxidising agent but NH4OH + I2 is not