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Periodic Table and Periodicity question

2022 · 25 Jul · Shift 2 · Q5
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  5. /2022 · 25 Jul · Shift 2 · Q5

Periodic Table and Periodicity question

2022 · 25 Jul · Shift 2 · Q5

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1
The first ionization enthalpies of Be, B, N and O follow the order
  1. A
    O < N < B < Be
  2. B
    Be < B < N < O
  3. C
    B < Be < N < O
  4. D
    B < Be < O < N
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