1.

An element X with the electronic configuration 1s^(2),2s^(2)2p^(6), 3s^(2) would be expected to form the chloride with the formula

Answer»

`XCl_(3)`
`XCl_(2)`
XCl
`X_(2)CL`

SOLUTION :This X element is a second GROUP element so its CHLORIDE will be `XCl_(2)`


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