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Periodic Table and Periodicity question

2019 · 9 Jan · Shift 2 · Q14
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Periodic Table and Periodicity question

2019 · 9 Jan · Shift 2 · Q14

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1
When the first electron gain enthalpy (ΔegH)\left( {{\Delta _{eg}}H} \right)(Δeg​H) of oxygen is −-− 141 kJ/mol, its second electron gain enthalpy is :
  1. A
    a more negative value than the first
  2. B
    almost the same as that of the first
  3. C
    negative, but less negative than the first
  4. D
    a positive value
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