A section of the Periodic Table is displayed. W, X, Y and Z are not the actual symbols for the elements. Which statement is correct?
- AThe compound formed between X and W has covalent bonds.
- BW and Y are both gases at r.t.p. that contain covalent bonds.
- CX and Y react together more vigorously than Z and Y at r.t.p.
- DX and Z both have two outer-shell electrons.