Explain why Magnesium has a greater second ionisation energy than strontium

Magnesium is a smaller atom with a smaller radius than strontium, this means the electron has a greater attraction to the nucleus. Also as strontium has more orbitals the electron has more shielding from the nucleus from the lower orbitals.

Answered by Kelvin W. Chemistry tutor

12610 Views

See similar Chemistry A Level tutors

Related Chemistry A Level answers

All answers ▸

Q2. Calculate the pH of the solution formed after 50.0 cm^3 of 0.0108 mol/dm^3 aqueous sodium hydroxide are added to beaker B. Give your answer to 2 decimal places


What is a mole?


Describe the trend in the reactivity of group 2 elements with chlorine as you descend down the group.


Please give the definition of Le Chatilier's principle. Use this to explain what would happen if you increased the temperature of an equilibrium in which the forwards reaction is exothermic.


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences