a) Explain why the metals magnesium and aluminium are good conductors of electricity b) Other than cost, give two reasons why aluminium is used for making electric cables while magnesium is not.

      

a) Explain why the metals magnesium and aluminium are good conductors of electricity
b) Other than cost, give two reasons why aluminium is used for making electric cables while magnesium is not.

  

Answers


John
a) They have delocalized valency electrons

b) Aluminium has three delocalized electrons hence better conductor than magnesium which has two

- It is resistant to corrosion unlike magnesium
johnmulu answered the question on February 21, 2017 at 07:49


Next: In the industrial extraction of lead metal, the ore is first roasted in a furnace.
Previous: Aluminium is both malleable and ductile....

View More Chemistry Questions and Answers | Return to Questions Index


Exams With Marking Schemes

Related Questions