The correct order of the first ionization enthalpy is (Jee Main 2024)

Chemistry · JEE Main · NTA Exams — Classification of Elements and Periodicity in Properties

1. Al > Ga > Tl
2. Ga > Al > B
3. Tl > Ga > Al
4. B > Al > Ga

Answer

(C) Tl > Ga > Al

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