Chemistry · 2019
JEE Main · 12 April 2019, Shift 2 · Q41
In comparison to boron, berylium has:
In comparison to boron, berylium has :
Official answer
(2)
lesser nuclear charge and greater first ionisation enthalpy.
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.