miapackard
miapackard miapackard
  • 02-10-2017
  • Chemistry
contestada

Which of the following represents an ion?
Ca
Na^+
Mg
^4He

Respuesta :

ahmedishaal ahmedishaal
  • 09-10-2017
The correct option Na⁺.
Na⁺ is an ion because it has a charge. An atom or molecule with a charge of either positive or negative is an ion. there are two types of ions: Cations that are positively charged ions and they get positive charge as a result of losing electrons, and the second type is anion that are negatively charged ions and they negative charge as a result of gaining electrons.
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