What is the correct symbol of an ion containing 17 protons,20 neutrons and 18 electrons
1 answer:
Answer:
The symbol of the ion is A^-
Explanation:
Let A be the symbol of the element.
Proton = 17
Electron = 18
Neutron = 20
Since the element has more electrons than protons, it means it has gain electrons.
From the question given,
The difference between the electron and proton = 18 — 17 = 1
So, the element has gain 1 electron.
Therefore the symbol of the ion is A^-
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I tried, hope this helps :)
I cannot see your question to help you... sorry
<span>Elements are matter made of one kind of atom.</span>
