1.

The correct order of electron gain enthalphy with negative sigh of F, Cl , Br and I having atomic number 9,17 ,35 and 53 respectively is

Answer»

`IgtBrgtCIF`
`FgtCIgtBrgtI`
`CIgtFgtBrgtl`
`BrgtIgtCIgtF`

ANSWER :C


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