Alcohols and ethers are structural isomers of each other, as are aldehydes and ketones. Give an example of each to illustrate. Which functional group in Table can be structural isomers of carboxylic acids?

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The Common Functional Groups Functional Group General Formula Example CHjl Iodomethane (methyl iodide) CH3OH Methanol Class HalohydrocarbonsX(F, CI, Br,I R-X Alcohols -OH R-OH methyl alcohol) CH3OCH Dimethyl ether CH2O Methanal (formaldehyde) Ethers R-O-R Aldehydes CH3COCH Propanone (dimethyl ketone or acetone CH COOH Ethanoic acid (acetic acid) Ketones R-C-R Carboxylic acids -OH он CH,COOCH2CH R-C-O-R Ethyl acetate R-NH2 Esters -NH CH,NH2 Aminomethane (methylamine) Amines