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An element has electronic configuration ...

An element has electronic configuration 2, 8, 3. What is the atomic number of the element ? To which
(i) group and (ii) period does this element belong ?

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Atomic number of the element (Z) = 2 + 8 + 3 = 13
(i) The element belongs to group =13 (ii) The element belongs to period = 3.
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DINESH PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-Very Short Answer Questions
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