Which of the following statements is not correct?

  • A
    First ionization enthalpy of nitrogen is greater than that of carbon
  • B
    Electron gain enthalpy of oxygen is greater than that of sulphur
  • C
    Ionic radius of $Mg^{2+}$ is greater than that of $Al^{3+}$
  • D
    Electronegativity of fluorine is greater than that of oxygen

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Similar Questions

Identify the incorrect order.

Which of the following order$(s)$ is/are correct?
$(1) Li < Be < B < C$ $(IE_1)$
$(2) Li < Na < K < Rb < Cs$ (Reducing power in gaseous state)
$(3) Li^{+} < Na^{+} < K^{+} < Rb^{+} < Cs^{+}$ (Ionic mobility in aqueous solution)
$(4) S > Se > Te > O$ $(EA)$

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State whether the following statements are true or false:
$(i)$ As the atomic number increases in a period,the nuclear charge increases,therefore the ionization enthalpy increases.
$(ii)$ As the metallic character of elements increases,the atomic radius generally increases.
$(iii)$ $Mn$ $(Z = 25)$ is a transition element. Although it is a $3d$-orbital element,its position in the periodic table is in the $4^{th}$ period.

Represent different types of periodic properties in the periodic table.

Which of the following does not depend on stable electronic configuration?

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