问题
选择题
Al2(SO4)3的电离方程式为( )
A.Al2(SO4)3=Al6++SO46-
B.Al2(SO4)3=Al23++(SO42-)3
C.Al2(SO4)3=2Al3++3SO42-
D.Al2(SO4)3=2Al3++3S6++12O2-
答案
Al2(SO4)3属于盐,它的电离方程式为:Al2(SO4)3=2Al3++3SO42-.
故选C.
Al2(SO4)3的电离方程式为( )
A.Al2(SO4)3=Al6++SO46-
B.Al2(SO4)3=Al23++(SO42-)3
C.Al2(SO4)3=2Al3++3SO42-
D.Al2(SO4)3=2Al3++3S6++12O2-
Al2(SO4)3属于盐,它的电离方程式为:Al2(SO4)3=2Al3++3SO42-.
故选C.