147,821 views
40 votes
40 votes
An ion has 56 protons, 54 electrons, and 81 neutrons. What is the
element's symbol?

User Jason Boyd
by
2.6k points

2 Answers

9 votes
9 votes
The barium has 56 protons, 54 electrons and 81 neutrons!
User Alexander Fadeev
by
3.2k points
10 votes
10 votes

Step-by-step explanation:

The barium – 137 cation would have 56 protons, 54 electrons and 81 neutrons.

User Atra Azami
by
2.6k points