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【单选题】
KBrO3 是一种强氧化剂,在酸性溶液中与还原物质作用,其半反应为( )A.
BrO3-+6H+ +5e==1/2Br2+3H2O
B.
BrO3 +6H +6e== Br +3H2O
C.
BrO3 +3H2O+6e== Br +6OH
D.
BrO3 +6H +e== Br +3H2O
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