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n等于1,Y.是卤族元素 n等于1,YO3n-中Y.元素的化合价为+7 n等于2,Y.可能是硫元素 n等于2,Y.元素的最高化合价为+6
YO3-体现了还原性 若Y.为短周期元素,则Y.对应的元素有2种可能 Y.可能位于ⅤA.族 Y.最外层有7个电子
Yo/△-11;Y/Y-12;Y/△-11 Yo/△-11;Y/Yo-12;Y/△-11 Y/△-11;Yo/Y-12;Y/Y-12 Y/△-11;Y/Y-12;Y/Yo-12
Y 侧故障相电流等于 Yo 侧故障相电流 Y 侧故障相电流等于 Yo 侧故障相电流的 2/3 Y 侧非故障相电流等于 Yo 侧故障相电流的 1/3 Y 侧故障相电流等于 Yo 侧故障相电流的 3/2
Yo/△-11;Y/Y-12;Y/△-11 Yo/△-11;Y/Yo-12;Y/ △-11 Y/△一ll;Yo/Y-12;Y/Y-12 Y/△-11;Y/Y-12;Y/Yo-12