现有失去标签的6种无色溶液,分别为盐酸、氯化钡、硝酸银、硫酸钠、碳酸钠、硝酸钾溶液。将上述6种溶液两两反应,现象如下表所示(↓表示产生沉淀,↑表示产生气体),试推断A、B、C、D、E、F各是上述何种溶液。(已知Ag2SO4是微溶物,看作沉淀)
0 86740 86748 86754 86758 86764 86766 86770 86776 86778 86784 86790 86794 86796 86800 86806 86808 86814 86818 86820 86824 86826 86830 86832 86834 86835 86836 86838 86839 86840 86842 86844 86848 86850 86854 86856 86860 86866 86868 86874 86878 86880 86884 86890 86896 86898 86904 86908 86910 86916 86920 86926 86934 203614
|
|
A |
B |
C |
D |
E |
F |
|
A |
|
↓ |
↓ |
— |
↓ |
↓ |
|
B |
↓ |
|
— |
— |
↑ |
— |
|
C |
↓ |
|
|
|
— |
↓ |
|
D |
— |
— |
— |
|
— |
— |
|
E |
↓ |
↑ |
— |
— |
|
↓ |
|
F |
↓ |
— |
↓ |
— |
↓ |
|
A ,B ,C ,D ,E ,F 。