The position of three elements A, B and C in the Periodic Table are shown below –
Group 16 Group 17
(a) State whether A is a metal or non-metal.
(b) State whether C is more reactive or less reactive than A.
(c) Will C be larger or smaller in size than B?
(d) Which type of ion, cation or anion, will be formed by element A?
(c) Will C be larger or smaller in size than B