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nadezhdakonone
@nadezhdakonone
August 2022
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определить степени окисления в таких ионах:CrO4(2-),BO3(3-),NH4(+),AlOH(2+),P2O7(4-)
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TonyaFi
Сr=+6 O=-2 (+6 +(-2*4)=6-8=-2
B=+3 O=-2 (+3+(-3*3)=-3
N=-3 H=+1 (-3+(1*4)=+1
Al=+3 Oh=-1 (3+(-1)=2
P=+5 O=-2 (5*2+(-2*7)=-4
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Answers & Comments
B=+3 O=-2 (+3+(-3*3)=-3
N=-3 H=+1 (-3+(1*4)=+1
Al=+3 Oh=-1 (3+(-1)=2
P=+5 O=-2 (5*2+(-2*7)=-4