an element y has a total of three shells with six electrons in its valence shell of this element? In which periid Will you find this element? Name another element which belongs to the same group as this element​
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the element is sulphur.
as the element's 3rd shell has 6 electrons ie the first 2 shells are already filled thus the total electron are 2+8+6 = 16.
the other element can be oxygen
as the element's 3rd shell has 6 electrons ie the first 2 shells are already filled thus the total electron are 2+8+6 = 16.
the other element can be oxygen
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4
the answer is sulphur because it has 3shells and 16 th period we find this
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