The positions of three elements A, B and C in the periodic table are indicated below:
|Group 16||Group 17|
|—||— (First Period)|
|—||A (Second Period)|
|—||— (Third Period)|
|B||C (Fourth Period)|
1.State whether element C would be a metal or non-metal and why?
2. Which is the more active element, A or C ? Why?
3. Which type of ion (cation or anion) will be formed by the element? Why?