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16/09/2020 8:18 pm
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In general, the property (magnitudes only) that shows an opposite trend in comparison to other properties across a period is :
(1) Electronegativity
(2) Electron gain enthalpy
(3) Ionization enthalpy
(4) Atomic radius
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16/09/2020 8:20 pm
Correct answer: (4) Atomic radius
Explanation:
On moving Left to Right along a period.
Atomic Radius → decreases.
Electronegativity → Increases.
Electron gainenthalpy → Increases.
Ionisation Enthalpy → Increases.