JEE · NEET Previous Year Question
Which one of the following arrangements represents the correct order of electron gain enthalpy (with negative sign) of the given atomic species ?
Topic: NEET PYQ
Answer: C. Full step-by-step solution below.
- AF < Cl < O < S
- BS < O < Cl < F
- CO < S < F < Cl
- DCl < F < S < O
Correct answer: C
Solution
(c) The correct order of electron gain enthalpy(electron affinity) is O < S < F < Cl
(electron affinity in eV) O < S < F < Cl
1.48 2.07 3.45 3.61
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