下列不能正确表示盐类水解反应的离子方程式是(    )A.NaHS的水解:

下列不能正确表示盐类水解反应的离子方程式是(    )

A.NaHS的水解:HS-+H2SH2S+OH-

B.NaAlO2的水解:+2H2OAl(OH)3+OH-

C.NaHCO3的水解:+H2OH3O++

D.CH3COONH4的水解:CH3COO-++H2OCH3COOH+NH3·H2O

答案

解析:的水解为+H2OH2CO3+OH-,而+H2OH3O++,是的电离。

答案:C

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