The functional group in esters is . $\left(\mathrm{RCOOR}\text{'}/\mathrm{RCHO}\right)$

Give the names of the functional group.

Give the names of the functional group.

$-\mathrm{COOH}$

Based on the diagram, answer the following.

Write the name of the functional group in the structure.

Nominate following compounds on the basis of organic compound nomenclature system.

Which of the functional groups are present in this organic compound?

What is the chemical formula for acetone?

The molecular formula of the first member of a certain group of organic compounds is ${\mathrm{CH}}_2\mathrm{O}\left(\mathrm{HCHO}\right)$. Determine the name and the molecular formula of the third member of this group if the members of this group are in homologous series. What is the general name for this group of organic compounds? 

Name the functional group present in the given compound :

${\mathrm{CH}}_3{\mathrm{COCH}}_2{\mathrm{CH}}_2{\mathrm{CH}}_2{\mathrm{CH}}_3$

Observe the correlation in the first pair and complete the second pair.

${\mathrm{CH}}_3\mathrm{OH}$ : Methanol. : :${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{COOH}$ : _____.