An element has the following electron configuration.
1s2,2s2,2p6,3s2,3p6,3d10,4s2,4p4
Magnesium can be ionised to form a cation, Mg+.
Define the term ‘first ionisation energy’ in relation to magnesium.
The periodic table and its elements are arranged in an order.
State what factor determines the order of elements in the periodic table.
The periodic table can be divided into blocks.
State why are silicon, carbon, oxygen and chlorine all classified as p-block elements.
Did this page help you?