Which of the ions in the table below would have the largest value of enthalpy of hydration?
Ionic radius in nm Charge of ion

Options

A. `{:("Ionic radius in nm","Charge of ion"),("(a) 0.0065",+2):}`
B. `{:("Ionic radius in nm","Charge of ion"),("(b) 0.095",+1):}`
C. `{:("Ionic radius in nm","Charge of ion"),("(c) 0.135",+2):}`
D. `{:("Ionic radius in nm","Charge of ion"),("(d) 0.169",+1):}`

Answer

A