Question

An atomic anion with a charge of -1 has the following electron configuration: [Ne] 3s23p? What is the chemical symbol for the
0 0
Add a comment Improve this question Transcribed image text
Answer #1

1)
Number of electron in Ne = 10
Ion has 5 more electrons than Ne.
So, number of electron in ion = 15
Since it has -1 charge, number of electron in element = 14
This is atomic number of Si.
So, ion is Si-
Answer: Si-

2)
Number of electron in Ne = 10
Ion has 5 more electrons than Ne.
So, number of electron in ion = 15
Answer: 15

3)
3p has 3 electrons
Answer: 3

Add a comment
Know the answer?
Add Answer to:
An atomic anion with a charge of -1 has the following electron configuration: [Ne] 3s23p? What...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT