Question

see the picture and solve the questions​

Answer 1

Yo

number of electrons=atomic number=11

electronic configuration= 1s²2s²2p⁶3s²3p⁶4s²3d³

Hope this helps

Answer 2

Answer:

Explanation:

sodium atomic no. 11 so it has 2, 8, 1 as configuration and it has i electron in last shell.electronic configuration is 1s2 2s2 2p6 3s1.

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