Which of the following options is incorrecr?

Options

A. Ist ionisation potential `: Na lt Mg lt Si lt P`
B. Electron affinity: `N lt C lt O lt F lt CI`
C. Hydrated radius `: Ba^(2+)(aq) lt Sr^(2+)(aq) lt Mg^(2+)(aq)`
D. Polarity order: `N-H lt Sb -H lt As-H lt P -H`

Answer

D