a 金属铝加入到硝酸铜溶液中,得到金属铜和铝离子
b 金属铜加入稀硝酸中得到一氧化氮和铜离子
c 高锰酸钾遇到二价铁离子变色
d 二氧化硫通入到重铬酸离子变为铬三价离子
e 二氧化硫还原碘酸根离子为碘离子,自身被氧化为硫酸根离子
f 硫化氢通过硝酸铁溶液有淡黄色沉淀形成.
Write a balenced ionic equation for the reaction occurring w
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