Which of the following increases with the number of valence electrons in the molecule and is often attributed to $π$ bonding?

Electronegativity

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Electron affinity

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Polarizability

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Ionizability

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Solution

The correct option is C Electronegativity
With increase in valence $e^{-}$ electronegativity increases nucleus - $e^{-}$ attraction increases which also results in formation of $π -$ bonding sometimes.

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is______________

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Which of the following increases with the number of valence electrons in the molecule and is often attributed to π bonding?

The correct option is C ElectronegativityWith increase in valence e− electronegativity increases nucleus -e− attraction increases which also results in formation of π−bonding sometimes.

Which of the following increases with the number of valence electrons in the molecule and is often attributed to $π$ bonding?

The correct option is C Electronegativity
With increase in valence $e^{-}$ electronegativity increases nucleus - $e^{-}$ attraction increases which also results in formation of $π -$ bonding sometimes.