IUPAC Name of formaldehyde is
Correct answer: B. Methanal
- A. Ethanal
- B. Methanal
- C. Ethanol
- D. Methyl alcohol
Explanation
Formaldehyde is the simplest aldehyde, with the formula HCHO. Its IUPAC name is methanal. It's formed from a single carbon atom (meth-) with an aldehyde group (-al).
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About Aldehydes and Ketones
Aldehydes and ketones contain the polar carbonyl group, but aldehydes are generally more readily oxidised and more reactive than ketones. Coverage includes preparation by oxidation or reduction routes, nucleophilic addition of reagents such as hydrogen cyanide and bisulfite, and tests that distinguish aldehydes from ketones.
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