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प्रश्न
The correct order of electron gain enthalpy with negative sign of F, Cl, Br and I having atomic number 9, 17, 35 and 53 respectively is
विकल्प
I > Br > Cl > F
F > Cl > Br > I
Cl > F > Br > I
Br > I > Cl > F
उत्तर
Cl > F > Br > I
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