Chemistry, 02.01.2022 07:20 eelebron0905

Some properties of four elements, P, Q, R and S, are shown in the table. Two of these elements are in Group I of the Periodic Table and two are in Group VII.

Some properties of four elements, P, Q, R and S, are shown in the table.

Two of these elements ar

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Some properties of four elements, P, Q, R and S, are shown in the table. Two of these elements are...