the electronic configuration of an element is 2 ,8 ,6 to which group and period does this element belong .state its valency and justify the answer in each case
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it's valency is 2 it will take two electrons to fill its optate
16th group
3 period because number of shells is 3
16th group
3 period because number of shells is 3
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Answer:
1 . Since ‘X’ has three energy shells and period number of an element is equal to the number of energy shells, X belongs to 3rd period.
2 . X has 6 valence electrons it belongs to group 16.
3. Valency will be 2. To acquire noble gas configuration it will gain 2 electrons.
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