Register

When an atom is charged, it is called an ion. How many electrons are in O^2-?

When an atom is charged, it is called an ion. How many electrons are in O^2-?
asked 226k views
18 votes
When an atom is charged, it is called an ion. How many electrons are in O^2-?

When an atom is charged, it is called an ion. How many electrons are in O^2-?-example-1
asked
User Thedethfox
by
7.5k points

2 Answers

7 votes
O2- indicates an ion of oxygen having two extra electrons. I.e., since an oxygen atom normally has 8 protons and 8 electrons, this ion has 10 electrons (-10 charge) and 8 protons (+8 charge) giving it a charge of -2 (-10 + 8 = -2).
answered
User Qevo
by
8.5k points
1 vote

Answer:

10 electrons

Step-by-step explanation:

answered
User Pankajagarwal
by
8.4k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

How do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
Why is gold preferred as a superior metal over silver and bronze?
What is the evidence of a chemical reaction when the fireworks go off
Link Copied!