Give an example of an ion which is mono-atomic.
Monoatomic Ion
Therefore, the example of a monoatomic ion is sodium (Na+), as sodium chloride (NaCl) dissociates into Na+andCl- ions.
(a) What is an atom ? How do atoms usually exist?
(b) What is a molecule? Explain with an example.
(c) What is the difference between the molecule of an element and the molecule of a compound ? Give an example of each.
Which of the following ions is mono-atomic?