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Learning Task 4: Write the electronic configuration of the following elements.
1. Helium
2. Aluminum
3. Silicon
4. Chlorine
5. Oxygen​

Sagot :

NHICHYIN

1.) 1s2

2.) [Ne] 3s² 3p¹

3.) [Ne] 3s² 3p²

4.) [Ne] 3s² 3p⁵

5.) [He] 2s² 2p⁴

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