# Which of this Element Belong to the Period 3? Write Their Electronic Configuration - Science and Technology 1

Which of this element belong to the period 3? Write their electronic configuration

3^(Li) , 14^(Si) , 2^(He) , 15^(P)

#### Solution

i. Elements in period 3: 14^S , 15^P

ii. electronic configuration 14^S : 2,8,4

 15^P : 2 ,8 , 5

Concept: Modern Periodic Table and Electronic Configuration of Elements
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