下列物质在常温时发生水解,对应的离子方程式正确的是( )
A.Na2CO3: CO32-+2H2OH2CO3+2OH- |
B.NH4Cl: NH4++H2ONH3↑+H2O+H+ |
C.CuSO4 Cu2++2H2O Cu(OH)2+2H+ |
D.NaF: F-+H2O = HF+OH- |
下列物质在常温时发生水解,对应的离子方程式正确的是( )
A.Na2CO3: CO32-+2H2OH2CO3+2OH- |
B.NH4Cl: NH4++H2ONH3↑+H2O+H+ |
C.CuSO4 Cu2++2H2O Cu(OH)2+2H+ |
D.NaF: F-+H2O = HF+OH- |