Question

Molecular formula of chloride of element y of group 13

Answer 1

The formula of a compound between any group 13 element, M, and any group 17 element, X, will be MX

3

. An example is aluminum chloride AlCl

3

. M will lose three electrons to complete its octet. It will form M

3+

ion. X will gain one electron to complete its octet. It will form X

−

ion. One M

3+

ion will combine with three X

−

ions.

Answer 2

Answer:

ycl3

Explanation:

All the elements of Group 13 form trihalides of the general formula MX3 where X = F, Cl, Br and I.

Here chloride of element y,

Hence ycl3