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AP EAMCET201726 Apr 2017Evening ShiftChemistryClassification of Elements and Periodicity in PropertiesActual

Which of the following statements is not correct?

Options

  1. AFirst ionization enthalpy of nitrogen is greater than that of carbon
  2. BElectron gain enthalpy of oxygen is greater than that of sulphur
  3. CIonic radius of Mg ⁺² is greater than that of Al ³⁺
  4. DElectronegitivity of fluorine is greater than that of oxygen 4.

Correct answer

B. Electron gain enthalpy of oxygen is greater than that of sulphur

Step-by-step solution

No solution. Refer to answer key.

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