Justify the following:
'Ne' has positive value for electron gain enthalpy.

Assign reason for the following:- The negative Value of electron gain enthalpy of fluorine is less than that of CI.

Second electron gain enthalpy Is ͟ ͟ ͟͟͟

Account for the following: Noble gases have large positive electron gain enthalpies.

Which of the following has largest negative electron gain enthalpy?

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

X, Y and Z are three elements with atomic numbers (x-1), x and (x+1) respectively. If Y is a noble gas answer the following. Among X, Y and Z which would have positive value for electron gain enthalpy? Why?

Which of the following pairs would have more negative electron gain enthalpy ? O or F

Which of the following pairs would have more negative electron gain enthalpy ? F or Cl

Justify the following: The electron gain enthalpy of 'F' is lower than that of 'Cl .