– can you unlock the grid? Functional groups Before you answer the puzzles below fill in the table of functional groups using: ester ketone R-O-R R-OH nitrile acid anhydride Functional group Name Functional group Name R-CN R-NH2 amine O O R C carboxylate ion - C R O R O O O O C C C amide R O R R NH2 O O R C aldehyde R C carboxylic acid H OH O C R-X haloalkane R R alcohol ether Gridlock 1 Each row, column and 2 x 2 box contains the functional groups ester, carboxylate ion, acid anhydride and aldehyde . Use your problem solving skills and the answers in the table above to fill in the blank boxes. functional group name O C R aldehyde R O O R C ester H acid anhydride O R C - O name functional group This resource was downloaded from https://rsc.li/3e3LvXs – can you unlock the grid? Gridlock 2 Each row, column and 2 x 2 box contains an amide, amine, ketone and nitrile. functional group name O C R NH2 nitrile O C R R amine name functional group Gridlock 3 Each row, column and 2 x 2 box contains an alcohol, carboxylic acid, haloalkane and ether. functional group name R-OH ether alcohol carboxylic acid R-X name functional group This resource was downloaded from https://rsc.li/3e3LvXs – can you unlock the grid? Functional groups – answers Functional group Name Functional group Name R-CN nitrile R-NH2 amine O O R C carboxylate ion ester - C R O R O O O O C C acid anhydride C amide R O R R NH2 O O R C aldehyde R C carboxylic acid H OH O C ketone R-X haloalkane R R R-OH alcohol R-O-R ether Gridlock 1 – answers functional group name O O R C acid anhydride aldehyde C R - R O O O O O C C R C ester carboxylate ion R O R H O O carboxylate ion acid anhydride R C C R H R O O O O aldehyde ester R C - C C O R O R name functional group This resource was downloaded from https://rsc.li/3e3LvXs – can you unlock the grid? Gridlock 2 – answers functional group name O C R-CN amine ketone R NH2 O R-NH2 C nitrile amide R R O nitrile amide C R-NH2 R R O ketone amine C R-CN R NH2 name functional group Gridlock 3 – answers functional group name R-X R-OH carboxylic acid ether O R-O-R R C haloalkane alcohol OH O alcohol haloalkane R-O-R R C OH carboxylic acid ether R-OH R-X name functional group This resource was downloaded from https://rsc.li/3e3LvXs .