Which of the Following Spontaneously Ignites with a Green Glow

Question

Which of the following spontaneously ignites with a green glow as it emanates from the ground?
A) pyrite
B) nitrous oxide
C) dimethyl sulfide
D) phosphine
E) dimethylmercury

Accepted Answer

Phosphine spontaneously ignites with a green glow as it emanates from the ground.