Chemistry, asked by shammas43, 1 year ago

on the basis of electronic configeration how can we identify the first and last element of period​

Answers

Answered by gunjangupta112007
1
Hi hope it helps
We could find the period by finding the number of shells in electronic configuration
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gunjangupta112007: Please mark it brainliest
shammas43: I need a more detailed answer
gunjangupta112007: The element is said to be first element of a period if the no of valence electron is 1
gunjangupta112007: If the number of valence electron is 8 the element is said to be the last element of period
gunjangupta112007: Please mark it brainliest
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