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Periodic Table and Periodicity question

2019 · 12 Apr · Shift 2 · Q6
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Periodic Table and Periodicity question

2019 · 12 Apr · Shift 2 · Q6

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1
In comparison to boron, berylium has :
  1. A
    lesser nuclear charge and greater first ionisation enthalpy
  2. B
    greater nuclear charge and greater first ionisation enthalpy
  3. C
    greater nuclear charge and lesser first ionisation enthalpy
  4. D
    lesser nuclear charge and lesser first ionisation ethalpy
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