A、C<sub>2sub>H<sub>5sub>OH B、C<sub>5sub>H<sub>6sub>OCH<sub>3sub> C、C<sub>2sub>H<sub>5sub>OCH<sub>3sub> D、C<sub>5sub>H<sub>6sub>OH
A、C<sub>2sub>H<sub>5sub>OH B、C<sub>5sub>H<sub>6sub>OCH<sub>3sub> C、C<sub>2sub>H<sub>5sub>OCH<sub>3sub> D、C<sub>5sub>H<sub>6sub>OH
A、Al(H<sub>2sub>O)<sub>6sub>]3+是碱,而 H<sub>2sub>O是它的共轭酸. B、Al(H<sub>2sub>O)<sub>6sub>]3+是碱,而[Al(H<sub>2sub>O)<sub>5sub>(OH)]2+是它的共轭酸. C、Al(H<sub>2sub>O)<sub>6sub>]3+是酸,而 H<sub>2sub>O是它的共轭碱 D、[Al(H<sub>2sub>O)<sub>6sub>]3+是酸,而[Al(H<sub>2sub>O)<sub>5sub>(OH)]2+是它的共轭碱
A、CH<sub>3sub>CH=CHCl B、CH≡CCl C、C<sub>6sub>H<sub>5sub>Cl D、C<sub>6sub>H<sub>5sub>CH<sub>2sub>Cl E、C<sub>6sub>H<sub>5sub>CH<sub>2sub>CH<sub>2sub>Cl
A、NH<sub>3sub> B、N<sub>2sub>H<sub>4sub> C、N<sub>2sub>H<sub>6sub>2+ D、N<sub>2sub>H<sub>5sub>OH
A、NH<sub>3sub>.H<sub>2sub>O B、NH<sub>4sub>.H<sub>2sub>O C、NH<sub>3sub>OH D、NH<sub>4sub>OH
A、CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>OH B、CH<sub>3sub>CH<sub>2sub>OH C、C<sub>6sub>H<sub>5sub>OH D、