A、H<sub>2sub>S和NH<sub>3sub> B、CO<sub>2sub>和CO C、CH<sub>4sub>和CO<sub>2sub> D、O<sub>3sub>和NH<sub>3sub>
A、H<sub>2sub>S和NH<sub>3sub> B、CO<sub>2sub>和CO C、CH<sub>4sub>和CO<sub>2sub> D、O<sub>3sub>和NH<sub>3sub>
A、CO、CO<sub>2sub> B、NH<sub>3sub>、CH<sub>4sub> C、H<sub>2sub>、O<sub>2sub> D、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub>
A、CO、CO<sub>2sub>、O<sub>2sub> B、CO<sub>2sub>、O<sub>2sub>、CO C、O<sub>2sub>、CO、CO<sub>2sub> D、O<sub>2sub>、CO<sub>2sub>、CO
A、碳酸钠(Na<sub>2sub>CO<sub>3sub>) B、大理石(主要成份是CaCO<sub>3sub>) C、碱式碳酸铜[Cu<sub>2sub>(OH)<sub>2sub>CO<sub>3sub>] D、氢氧化钠
A、CaCO<sub>3sub>(s)=CaO(s)+CO<sub>2sub>(g) B、N<sub>2sub>O<sub>4sub>(g)=2NO<sub>2sub>(g) C、2ZnS(s)+3O<sub>2sub>(g)=2ZnO(s)+2SO<sub>2sub>(g) D、CO(g)+H<sub>2sub>O(g)=CO<sub>2sub>(g)+H<sub>2sub>(g)
A、CCl<sub>4sub>和苯 B、CHCl<sub>3sub>和H<sub>2sub>O C、CO<sub>2sub>气体 D、CH<sub>2sub>Cl<sub>2sub>和CO<sub>2sub>
A、H<sub>2sub>、O<sub>2sub>、SO<sub>2sub> B、NH<sub>3sub>、O<sub>2sub>、HCI C、H<sub>2sub>、F<sub>2sub>、CO<sub>2sub> D、O<sub>2sub>、CO、NO
A、NO; B、C<sub>3sub>H<sub>6sub>; C、CO<sub>2sub>; D、N<sub>2sub>; E、CH<sub>3sub>-CH<sub>3sub>.