Chemistry MCQ: If the electronic configuration of an element is 2, 8, 2, to which period of the Modern Periodic Table does it belong ?

If the electronic configuration of an element is 2, 8, 2, to which period of the Modern Periodic Table does it belong ?

Correct Answer: 3

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Chemistry MCQ: If the electronic configuration of an element is 2, 8, 2, to which period of the Modern Periodic Table does it belong ? | Extra Education