Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions



Removing one electron from a lithium atom produces:

Li (1s22s1) ⇒ Li+ (1s2)

Removing two electrons from an iron atom produces:

Fe ([Ar]3d64s2) ⇒ Fe+2 ([Ar]3d6)

Removing a third electron from iron produces:

Fe+2 ([Ar]3d6) ⇒ Fe+3 ([Ar]3d5)

0 0 0
Sodium---1s2 2s2 2p6 3s1
calcuim--- 1s2 2s2 2p6 3s2 3p6 4s2
neon--- 1s2 2s2 2p6
oxygen--- 1s2 2s2 2p4
fluorine--- 1s2 2s2 2p5
nitrogen--- 1s2 2s2 2p3
0 0 0
plzzz mark it as brainliest
hope it helps u :)^_^
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts