Why does an ordinary atom have no charge?

Which of these conditions most likely produces an unstable isotope?

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

If a molecule is polar, what kind of bonds will it have