Match each pair by selecting correct answer from the dropdown menu.
Then click the Check button to see your result.

The part of the alkane remaining after one hydrogen has been removed	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group
A compound in which a hydroxyl group (‒OH) is attached to a saturated carbon atom	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group
A compound in which the carbon atom attached to the hydroxyl group (-OH) is also attached to two other carbon atoms by single bonds	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group
Oxygen atom joined to a carbon atom by a double polar covalent bond	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group
Homologous series of compounds represented by R1COR2, where R1 and R2 are alkyl groups	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group
Homologous series of compounds whose functional group is COOH	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group
Compound derived from a carboxylic acid whose formula is R1COOR2, R2 derived from an alcohol and R1COO derived from a carboxylic acid	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group
An organic compound containing the -CHO group	??? Primary alcohol Ketone Ester Carboxylic acid Alkyl group Secondary alcohol Aldehyde Carbonyl group