Chemistry, 16.12.2021 14:00 evarocks352

Given below are some elements of the modern periodic table: 4Be, 9Fe, 44Si, 19K, 20Ca(i) Select the element that has one electron in the outermost shell and write its electronic configuration

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Given below are some elements of the modern periodic table: 4Be, 9Fe, 44Si, 19K, 20Ca(i) Select the...

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