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long hand: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p5

short hand: [Kr] 5s2 4d10 5p5

*remember the number after the letter is written as an exponent*

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Vergie Moen

Lvl 10
3y ago

What else can I help you with?