Statement I : Fluorine atom has lesser magnitude of electron gain enthalpy than chlorine atomStatement II : Additional electrons are repelled more strongly by 3p electrons in ‘Cl’ atom than by 2p electrons in ‘F’ atom
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a
Statement I and Statement II are true.
b
Statement I is true and statement II is false.
c
Statement I is false and Statement II is true.
d
Statement I and Statement II are false.
answer is B.
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Detailed Solution
Additional electron are repelled more strongly by 2p electrons in 'F' atom than by '3p' electrons in 'Cl' atom;Due to small size of fluorine and inter electronic repulsions, fluorine repels the incoming electron;Its EGE is lesser than that of chlorine;
Statement I : Fluorine atom has lesser magnitude of electron gain enthalpy than chlorine atomStatement II : Additional electrons are repelled more strongly by 3p electrons in ‘Cl’ atom than by 2p electrons in ‘F’ atom