The positions of three elements A, B and C in the Periodic Table are shown below:
Giving reasons, explain the following:
(i) Element A is a nonmetal.
Reason why element A is a non-metal
Element B has a valency of 3.
The positions of three elements A,Band C in the Periodic Table are shown below:
Giving reasons, explain the following :
Element A is a metal.
The positions of three elementsA,Band C in the Periodic Table are shown below:
Element C has a larger size than element B