An element has its electron configuration as2,8,8,2. Now answer the following questions. A)What is the atomic number of this element? B)What is the group of this element? C)To which period does this element belong?
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Answered by
9
Answer:
Atomic number : 20
Group 2
Period 4
Explanation:
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Answered by
5
Answer:
atomic no = no of electron =20
its a group 2 element
it belongs to 4th period
its calcium
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