Question

B) Y is the ion of an element X Y contains 13 protons, 14 neutrons and 10 electrons.


a) What is the nucleon number of Y?


b) Give schematic representation to show how the electrons are arranged in an atom of x.​

Answer 1

Answer:

B) a) 27 is the nucleon or mass number of Y

   b) This is an atom of Aluminium and therefore will have the following electronic configuration