Potrzebuje na szybko napisz wzór sumaryczny strukturalny i reakcje otrzymywania
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1. Cr2O3
O=Cr-O-Cr=O
4Cr+3O2--->2Cr2O3
2. Mn2O7
O O
II II
O=Mn-O-Mn=O
II II
O O
4Mn+7O2--->2Mn2O7
3. Bi2O3
O=Bi-O-Bi=O
4Bi+3O2--->2Bi2O3
4. I2O5
O=I-O-I=O
II II
O O
2 I2+5 O2--->2 I2O5
5. BaO
Ba=O
2Ba+O2--->2BaO
6. Ag2O
Ag-O-Ag
4Ag+O2--->2Ag2O