Get premium membership and access revision papers with marking schemes, video lessons and live classes.
Processing. Please wait.

 Form 2 Chemistry Questions and Answers on Chemical Families

An atom of an element A has mass number 39 and 19 protons.
(a) Write the electron arrangement of the atom.
(b) State the period and group to which element A belongs Group Period
(c) State whether the element is a metal or a non-metal.

 (0m 0s)
2097 Views     SHARE