Question

Element X forms a chloride with formula XCl2 which is solid with a high melting point. X would be part in the periodic table of group
a. 1
b. 2
c. 15
d. 16
Please answer fast.... whoever will answer first i will mark him brainliest​

Answer 1

Answer:

2

Explanation:

the valence of the element must be positive 2, therefore it must be in the second group.

Answer 2

Explanation:

Elements of group Na form XCl halide.

Elements of group Mg form XCl

2

halide.

Elements of group Al form XCl

3

halide.

Elements of group Si form XCl

4

halide.

As an element, X forms a chloride with the formula XCl

2

, which is solid with a high melting point. X would most likely be in the same group of Mg.

2 is the answer