Ethane, with the molecular formula $\mathrm{C}_{2} \mathrm{H}_{6}$ has(a) 6 covalent bonds.(b) 7 covalent bonds.(c) 8 covalent bonds.(d) 9 covalent bonds.
Butanone is a four-carbon compound with the functional group(a) carboxylic acid.(b) aldehyde.(c) ketone.(d) alcohol.
While cooking, if the bottom of the vessel is getting blackened on the outside, it means that(a) the food is not cooked completely.(b) the fuel is not burning completely.(c) the fuel is wet.(d) the fuel is burning comnletelve
Explain the nature of the covalent bond using the bond formation in $\mathrm{CH}, \mathrm{Cl} .$
Draw the electron dot structures for(a) ethanoic acid.(b) $\mathrm{H}_{2} \mathrm{~S}$.(c) propanone.(d) $\quad F_{2}$.