Question

An element y with electronic configuration 2,6

Answer 1

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YOUR ANSWER...

Electronic configuration: 2,6

Therefore, atomic number = 8

Oxygen is the element with electronic configuration as 2,6

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Answer 2

element name is oxygen and it's valency is 2 ,as it requires 2 electron to complete it's octate . it is a non metal. because in its outer most shell have 6 Valence electron, so it's group is 10+6=16