Объяснение:
C, Pb - 0
Si - +4
O - -2
Sn - +4
Cl - -1
Ge - +4
C - -4
H - +1
Si - -4
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Объяснение:
C, Pb - 0
Si - +4
O - -2
Sn - +4
Cl - -1
Ge - +4
C - -4
H - +1
Si - -4
H - +1