An element X combines with chlorine to form a compound XCI. The element X is placed on the left side of the periodic table. Which of the following statements are correct for element X
i) Has one valance electron
ii) Is a metal and is solid
iii) Is a non-metal and is a gas
iv) Have five valance electron
1
Only (ii) and (iv)
2
Only (i) and (ii)
3
Only (iv)
4
Only (iii)