Would you expect the second electron gain enthalpy of a O as positive, more or less negative than the first. Justify you answer.

Would you expect the second electron-gain enthalpy of O as positive,more negative or less negative than the first justify your answer.

Electron gain enthalpy of N is less than that of O. explain.

Would you expect the first ionisation enthalpies for two isotopes of the same element to he the same or different? Justify your answer.

Second ionisation enthalpy of Mg is sufficiently high and second electron-gain enthalpy of O has a positive value. How do you explain the existence of Mg^(2+)O^(2-) rather than Mg^(+)O^(-) ?

Why is the electron gain enthalpy of oxygen is less than that of sulphur?

Which of the following will have the most negative electron gain enthalpy and which has the least negative? P, S, Cl, F. Explain your answer.

The negative electron gain enthalpy of oxgyen in less than that of sulphur . Explain

Electron gain enthalpy of Cl is more negative than F though electronegativity of F is greater than 'Cl'- Explain.

Electron-gain enthalpy value of Cu is negative while that of Zn is positive explain?

This question has statement I and statement II of the four choices given after the statements choose the one that best describes the two statements Statement -I: electron gain enthalpy of oxygen is less negative than that of flourine but more -ve than that of nitrogen Statement-II:ionization enthalpy is as follows N>O>F