Chemistry, asked by ridhimarajesharora, 2 days ago

Write symbols of Metals and non metals present in Period 3 of the Periodic Table.

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Answered by Rajlaxmiamolholkar

Explanation:

Solution

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Metal present in group 1 and period 3 is sodium. The symbol for sodim is Na. Its electronic configuration is 2,8,1. As it has 1 valence electron it belongs to group 1 and it has 3 electronic shells filled hence belongs to period 3.

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