Question

if x is an element with valency 2 what will be the formula of X with oxygen hydrogen and chlorine​

Answer 1

Answer:

XO

XH2

XCl2

these are answer for the above question

Answer 2

Answer:

With Oxygen    - XO

        Hydrogen - XH$_{2}$

        Chlorine    - XCl$_{2}$

Please mark my answer as brainliest if you think it is perfect.  

Thank you !!!!