题目内容
下列离子方程式错误的是
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A.Ba(OH)2溶液中滴加足量硫酸:Ba2++2OH-+2H++SO42-=BaSO4↓+2H2O
B.Ba(OH)2溶液中滴加少量硫酸:Ba2++OH-+H++SO42-=BaSO4↓+H2O
C.Ba(OH)2溶液中加足量NaHSO4溶液:Ba2++2OH-+2H++SO42-=BaSO4↓+2H2O
D.Ba(OH)2溶液中加少量NaHSO4溶液:Ba2++OH-+H++SO42-=BaSO4↓+H2O
B.Ba(OH)2溶液中滴加少量硫酸:Ba2++OH-+H++SO42-=BaSO4↓+H2O
C.Ba(OH)2溶液中加足量NaHSO4溶液:Ba2++2OH-+2H++SO42-=BaSO4↓+2H2O
D.Ba(OH)2溶液中加少量NaHSO4溶液:Ba2++OH-+H++SO42-=BaSO4↓+H2O
B
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