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Match the entries listed in Column I with appropriate properties listed in Column II
(A) $He$ (I) High electron affinity
(B) $Cl$ (II) Most electropositive element
(C) Ca (III) Strongest reducing agent
(D) Li (IV) Highest ionization energy

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A-iii. B-i, C-ii. D-iv

A-iv. B-iii. C-ii. D-i

A-i. B-ii. C-iii. D-iv

A-iv. B-i. C-ii. D-iii

answer is D.

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Detailed Solution

$He$ has highest ionization energy due to inert gas configuration $Cl$ has highest electron affinity, $Li$ is strongest reducing agent and $Ca$ is the most electropositive element. among the given species

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