1. Tardigrade
  2. Question
  3. Chemistry
  4. How many of the following compounds will be optically active? i. α-Methoxypropionaldehyde ii. 3-Hydroxybutanal iii. 4-Oxopentanal iv. 2-Methyl-4-oxopentanal v. 3-Methoxybutanal

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Q. How many of the following compounds will be optically active?
i. $\alpha$-Methoxypropionaldehyde
ii. $3$-Hydroxybutanal
iii. $4$-Oxopentanal
iv. $2$-Methyl-$4$-oxopentanal
v. $3$-Methoxybutanal

Aldehydes Ketones and Carboxylic Acids

Solution:

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Except, $4$-oxopentanal all other compounds contain chiral carbon atom, hence optically active.