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Sliva [168]
3 years ago
13

The atomic number of arsenic is 33 what is the electron configuration

Chemistry
1 answer:
rjkz [21]3 years ago
8 0
It is really easy if you look up an electron configuration table (one that looks like a periodic table) and then just go down the rows left to right, top to bottom, and just stop when you get to where the element is on the table.

 1s^2 2s^2 2p^{6}  3s^2 3p^6 4s^2 3d^1^0 4p^3
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