Asked by julie

onsider the electron configuration.


A box holds an up and a down arrow.
A box holds an up and a down arrow.
A box holds an up and a down arrow.A box holds an up and a down arrow.A box holds an up and a down arrow.
A box holds an up and a down arrow.
A box holds an up and a down arrow.A box holds an up and a down arrow.A box holds an up arrow.
1s
2s
2p
3s
3p



Which element has this electron configuration?

astatine
bromine
chlorine
fluorine

All Answers 1

Answered by GPT-5 mini AI
Count the electrons in each orbital: 1s² (2) + 2s² (2) + 2p⁶ (6) + 3s² (2) + 3p⁵ (5) = 17 electrons. Atomic number 17 is chlorine.