Deduce which of Na+ and Mg2+ is the smaller ion. Explain your answer.
mg2+ would be the smaller ion this is because each ion has the same number of electrons however mg2+ has a greater number of protons and therefore is more charge dense and the outer electrons feel a greater pull from the nucleus.
MC
Related Chemistry A Level answers
All answers ▸How do buffer solutions work and how do you calculate the pH of a buffer solution?
Why do the atomic radii of the elements decrease across a period?
What is meant by the term salt? And how would you confirm if the salt had chloride ions in?
What is the trend in electronegativity of group 7?