Question

molecular formula of the chloride of an element X is XCl. This compound is a solid having high melting point. which of these following elements be present in the same group
a. Na
b. Mg
c. Al
d. Si

Answer 1

It's C
Al is the one in the metal activity series which is comparitable to these conditions

Answer 2

Hey Ur answer is here...

Na is the answer.
Nacl is a solid and it has high melting point..

hope it helps uuuu..