From the following elements: ""_4Be, ""_9F, ""_19K, ""_20Ca(i)Select t – InterviewSolution

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1.	From the following elements: ""_4Be, ""_9F, ""_19K, ""_20Ca(i)Select the element having one electron in the outermost shell.(ii) Two elements of the same group. Write the formula and mention the nature the compound formed by the union of 19K and element X (2,8, 7).
Answer» SOLUTION : IONIC or ELECTROVALENT BOND is FORMED.

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