I really hope this helps I’ve been there too and I’m just doing this so I get the 20 words and I have the picture
D. 6 protons and 7 neutrons
As proton remains constant
Neon is an element and elements are pure oxygen is. Or it is a gas
Answer:
I thinks its they grow longer explaination: I have a massive brain
While the number nuclear protons as given is 34, and therefore we deal with the element selenium, there are 2 more electrons than protons, and therefore this species has an overall
2
−
charge.
We represent this selenide ion as
S
e
2
−
. Do I win 5 pounds?
Z= 34, therefore the atom is selenium
