1) вгаб
a) Br2(V)O5
б) Br2(VII)O7
в) HBr(I)
г) Br2(III)O3
2) K2O
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Verified answer
1) вгаб
a) Br2(V)O5
б) Br2(VII)O7
в) HBr(I)
г) Br2(III)O3
2) K2O