JEE Main 2023 · 13 April · morning · Single correct · +4 / −1

Which of the following statements are not correct?
A. The electron gain enthalpy of F is more negative than that of 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. Al₂ O₃ and NO are examples of amphoteric oxides.
Choose the most appropriate answer from the options given below :

  1. (a) A, B, C and D
  2. (b) A, C and D Only
  3. (c) A, B and D Only
  4. (d) B and D Only
Answer and solution

Answer (b) A, C and D Only

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Asked about 120 times in JEE Main since 2020. This question is from 2023.