Hm, this could be more than one option, but gaining electrons makes a negative charge, so
If atoms of a halogen nonmetal (Group 17) gains one electron, the atoms the have "a negative one charge".
I agree with the person on top have a beautiful day:)
Answer:
The sum of the protons and neutrons.
Explanation:
protons + neutrons = atomic mass
Answer:
To answer your question use the code ICE on here to get your answer works every time for me hope this helps
Answer:Well-known examples are sodium hydroxide (NaOH) with OH- as the polyatomic anion, calcium carbonate (CaCO3), and ammonium nitrate (NH4NO3), which contains two polyatomic ions: NH+ and NO3-. ... The properties of compounds containing polyatomic ions are very similar to those of binary ionic compounds.
Explanation: