题文
下列式子属于水解反应,且溶液呈酸性是
A.碳酸氢钠溶于水:HCO3﹣+H2O H3O++CO32﹣ |
B.氯化铁溶于水Fe3++3H2O Fe(OH)3+3H+ |
C.硫氢化钠溶于水: HS﹣+H2O H2S+OH﹣ |
D.甲酸溶于水:HCOOH+H2O HCOO﹣+H3O+ |
下列式子属于水解反应,且溶液呈酸性是
A.碳酸氢钠溶于水:HCO3﹣+H2O H3O++CO32﹣ |
B.氯化铁溶于水Fe3++3H2O Fe(OH)3+3H+ |
C.硫氢化钠溶于水: HS﹣+H2O H2S+OH﹣ |
D.甲酸溶于水:HCOOH+H2O HCOO﹣+H3O+ |
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