Self-test 1E.2B

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Self-test 1E.2B

Postby AnvitaaAnandkumar_1B » Wed Oct 23, 2019 12:25 pm

Write the ground-state configuration of an arsenic atom.

Jocelyn Thorp 1A
Posts: 103
Joined: Wed Sep 18, 2019 12:20 am

Re: Self-test 1E.2B

Postby Jocelyn Thorp 1A » Wed Oct 23, 2019 2:27 pm

[Ar]3d104s24p3, remembering to write 3d10 before 4s even though it comes after, because 3d10 is a lower energy level.

Emily Chirila 2E
Posts: 112
Joined: Sat Jul 20, 2019 12:16 am

Re: Self-test 1E.2B

Postby Emily Chirila 2E » Wed Oct 23, 2019 2:40 pm

The full electron configuration would be 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3 :) It helps me to write it by just going in order on the PT and writing it as I go.

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