From the reaction P(White) `rarr` P(Red) `Delta H =-18.4KJ`, it follows that :-

Options

A. Red P is readily formed from white P
B. White P is readily formed from red P
C. White P cannot be canverted into red P and red P is more stable.
D. White P can be converted into red P and red P is more stable.

Answer

D

Explanation

Energy of red P is lesser than white P and thus red P is more stable.