Write dash, condensed, and bond line structural formulae for the isomers of the molecular formula.

${\mathrm{C}}_3{\mathrm{H}}_6{\mathrm{O}}_3$

Write dash, condensed, and bond line structural formulas for the isomers of the molecular formula.

${\mathrm{C}}_3{\mathrm{H}}_6\mathrm{O}$

Give the structure of each of the following compounds:

$2, 3-\mathrm{dibromo}-3-\mathrm{ethylheptane}$

Give the structure of each of the following compounds:

$1-\mathrm{bromo}-2-\mathrm{iodocyclobutene}$

Classify the following pairs as position, chain, functional isomers or metamers.

Ethanol and dimethyl ether