Periodic Table and Periodicity

JEE Main 2023 · 13 Apr, Morning shift · Q1640

ChemistryHard127×since 2002Q1640

Which of the following statements are not correct? A. The electron gain enthalpy of

\mathrm{F}

is more negative than that of

\mathrm{Cl}

. B. Ionization enthalpy decreases in a group of periodic table. C. The electronegativity of an atom depends upon the atoms bonded to it. D.

\mathrm{Al}_{2} \mathrm{O}_{3}

and

\mathrm{NO}

are examples of amphoteric oxides. Choose the most appropriate answer from the options given below :

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Periodic Table and Periodicity — JEE Main 2023 · 13 Apr, Morning shift · Q1640 · Alror