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Question
Which of the following have no unit?
(i) Electronegativity
(ii) Electron gain enthalpy
(iii) Ionisation enthalpy
(iv) Metallic character
Solution
(i) Electronegativity
(iv) Metallic character
Explanation:
Both electronegativity and metallic character do not possess units as they both are qualitative properties not a quantitative property.
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