July 2022 1 9 Report
В каком ряду хим.эл. усиливается металические свойства?
а) Cu > Zn > Fe > Sn > Hg
б) Li > Be > B > C > F
в) Co > Ni > Fe > Mg > Ag
г) Be > Mn > Sr > Au
д) Fe > Al > Na > K

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