A、NH<sub>3sub>和H<sub>2sub>O B、NH<sub>3sub>和OH- C、NH<sub>4sub>+和OH- D、H<sub>2sub>O和NH<sub>4sub>+
A、NH<sub>3sub>和H<sub>2sub>O B、NH<sub>3sub>和OH- C、NH<sub>4sub>+和OH- D、H<sub>2sub>O和NH<sub>4sub>+
A、H<sub>2sub>S、 C<sub>2sub>O<sub>4sub>2-、 HCO<sub>3sub>- B、HPO<sub>4sub>2-、 NH<sub>4sub>+、 [Fe(H<sub>2sub>O)<sub>6sub>]3+ C、Na(S)、BF<sub>3sub>、H<sub>2sub>O D、NH<sub>4sub>+、CO<sub>3sub>2-、H<sub>2sub>O
A、(NH<sub>4sub>)Fe(SO<sub>4sub>)<sub>2sub> B、(NH<sub>4sub>)2Fe(SO<sub>4sub>)<sub>2sub> C、(NH<sub>4sub>)Fe(SO<sub>3sub>)<sub>2sub> D、(NH<sub>4sub>)2Fe(SO<sub>3sub>)<sub>2sub>
A、(NH<sub>4sub>)<sub>3sub>PO<sub>4sub> B、(NH<sub>4sub>)<sub>2sub>HPO<sub>4sub> C、NH<sub>4sub>H<sub>2sub>PO<sub>4sub>
A、NH<sub>3sub>的K<sub>bsub>太小 B、(NH<sub>4sub>)<sub>2sub>SO<sub>4sub>不是酸 C、(NH<sub>4sub>)<sub>2sub>SO<sub>4sub>中不含游离H<sub>2sub>SO<sub>4sub> D、NH4+的K<sub>asub>太小
A、AgNO<sub>3sub>,NH<sub>4sub>SCN,酸性, (NH<sub>4sub>)2Fe(SO<sub>4sub>)2 B、AgNO<sub>3sub>,NH<sub>4sub>SCN,中性,K<sub>2sub>CrO<sub>4sub> C、AgNO<sub>3sub>,KC<sub>lsub>, 酸性, K<sub>2sub>Cr<sub>2sub>O<sub>7sub> D、AgNO<sub>3sub>,NH<sub>4sub>SCN,碱性, (NH<sub>4sub>)2Fe(SO<sub>4sub>)2
A、NH<sub>3sub>>H<sub>2sub>O>CH<sub>4sub> B、H<sub>2sub>O>NH<sub>3sub>>CH<sub>4sub> C、H<sub>2sub>O>CH<sub>4sub>>NH<sub>3sub> D、CH<sub>4sub>>NH<sub>3sub>>H<sub>2sub>O
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、NH<sub>4sub>SCN见光易分解 B、NH<sub>4sub>SCN常含有硫酸盐、硫化物等杂质 C、NH<sub>4sub>SCN易潮解 D、NH<sub>4sub>SCN溶液不稳定
A、HCl、HAc、NH<sub>3sub>、CH<sub>3sub>OH B、HI、HClO、NH<sub>4sub>+、Ac- C、HNO<sub>3sub>、NaOH、Ba(OH)<sub>2sub>、H<sub>3sub>PO<sub>4sub> D、NH<sub>3sub>、N<sub>2sub>H<sub>4sub>、CH<sub>3sub>NH<sub>2sub>、NH<sub>2sub>OH