The correct order of electron gain enthalpies of Cl, F, Te and Po is
← JEE Main 2022 · 25 Jun · Shift 2
ChemistrySingle correct+4 / -1Question 66 of 90
JEE Main 2022 · 25 Jun · Shift 2, Chemistry question 66
Answer and worked solution
Official answer: D
Electron gain enthalpies (kJ mol): Cl −349, F −328 (small, crowded 2p), Te about −190, Po about −174.
Order (most negative first): Cl < F < Te < Po.
(D)
Topics:Electron gain enthalpy