标出下列元素的化合价,紧急,SO2的S_______ SO3的S_______ H2SO4的S_________ NO的N_________ NO2的N____________N2O5的N________ NH4NO3的两个N________ KClO3的Cl __________ Fe2O3的S_________ CuO的Cu___________Cu2O的Cu________ K2MnO4
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标出下列元素的化合价,紧急,SO2的S_______ SO3的S_______ H2SO4的S_________ NO的N_________ NO2的N____________N2O5的N________ NH4NO3的两个N________ KClO3的Cl __________ Fe2O3的S_________ CuO的Cu___________Cu2O的Cu________ K2MnO4
标出下列元素的化合价,紧急,
SO2的S_______ SO3的S_______ H2SO4的S_________ NO的N_________ NO2的N____________
N2O5的N________ NH4NO3的两个N________ KClO3的Cl __________ Fe2O3的S_________ CuO的Cu___________
Cu2O的Cu________ K2MnO4的Mn_________
还有FeSO4的S______ K2MnO4的Mn_______
标出下列元素的化合价,紧急,SO2的S_______ SO3的S_______ H2SO4的S_________ NO的N_________ NO2的N____________N2O5的N________ NH4NO3的两个N________ KClO3的Cl __________ Fe2O3的S_________ CuO的Cu___________Cu2O的Cu________ K2MnO4
SO2的S____+4__ SO3的S___+6____ H2SO4的S______+6___ NO的N______+2___ NO2的N_____+4_______
N2O5的N____+5____ NH4NO3的两个N_____ -3和+5____ KClO3的Cl _____+5_____ Fe2O3的S____铁是+3,O是-2_____ CuO的Cu____+2______
Cu2O的Cu___+1_____ K2MnO4的Mn____+6_____
+4，+6，+6，+2，+4，+5。，-3和+5，+5，+3，+2，+1，+6.按顺序填写
+4 +6 +6 +2 +4 +5 +5 +5 +3 +2 +1 +6
SO2的S___+4____ SO3的S___+6____ H2SO4的S___+6______ NO的N___+2______ NO2的N_____+4_______
N2O5的N__+5______ NH4NO3的两个N...
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SO2的S___+4____ SO3的S___+6____ H2SO4的S___+6______ NO的N___+2______ NO2的N_____+4_______
N2O5的N__+5______ NH4NO3的两个N__-3___+5___ KClO3的Cl ____+5______ Fe2O3的S___没有S啊，Fe是+3______ CuO的Cu____+2_______
Cu2O的Cu___+1_____ K2MnO4的Mn____+6_____
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