Assertion :First ionization energy is lower than oxygen. Reason :Acros – InterviewSolution

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1.	Assertion :First ionization energy is lower than oxygen. Reason :Across a period effective charge decreases.A. If both assertion and reason are true and the reason is the correct explanation of the assertionB. If both assertion and reason are true but reason is not a correct explanation of the assertionC. If assertion is true but reason is falseD. If the assertion and reason both are false
Answer» Correct Answer - D First ionisation energy for N is more than oxygen. Nuclear charge increases across the period.

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