|
A．浓盐酸\(\rm{\overset{MnO_{2}}{——→}Cl_{2}\overset{石灰乳}{——→}}\)漂白粉 |
|
B．\(\rm{MgCl_{2}}\)溶液\(\rm{\overset{加热蒸干}{——→}}\)无水\(\rm{MgCl_{2}\underset{电解}{\overset{熔融}{——→}}Mg}\) |
|
C．\(\rm{FeS_{2}\overset{空气}{——→}SO_{2}\overset{溴水}{——→}H_{2}SO_{4}}\) |
|
D．饱和\(\rm{NaCl}\)溶液\(\rm{ \dfrac{NH_{3}和CO_{2}}{}NaHCO_{3}}\)悬浊液\(\rm{\overset{过滤后加热}{——→}Na_{2}CO_{3}}\) |