挑战习题
1/4单选题
难度:

1.

下列离子方程式书写正确的是()


A

过量的SO2通入到NaOH溶液中:

B

Fe(NO3)3溶液中加入过量的HI溶液:


C

NaHCO3溶液中加入过量的Ba(OH)2溶液:

D

向Ca(HCO3)2中加入少量Ca(OH)2溶液:

提示1:
PHA+5byE5riF6LCB5piv6L+H6YeP77yM6LCB5piv5bCR6YePPC9wPg==
提示2:
PHA+5oqK5bCR6YeP55qE54mp6LSo55qE57O75pWw55yL5L2cMTwvcD4=
正确答案:Qw==
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