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各是上述何溶液(已知Ag2SO4是微溶物,看作沉淀):
|
A |
B |
C |
D |
E |
F |
A |
|
↓ |
↓ |
- |
↓ |
↓ |
B |
↓ |
|
- |
- |
↑ |
- |
C |
↓ |
- |
|
- |
- |
↓ |
D |
- |
- |
- |
|
- |
- |
E |
↓ |
↑ |
- |
- |
|
↓ |
F |
↓ |
- |
↓ |
- |
↓ |
| A______,B______,C______,D______,E______,F______. |