Can a white dwarf explode?
A) Only if another star collides with it;stars are so far apart in space that this is unlikely ever to have happened in our Galaxy.
B) Yes,but only if nuclear reactions in the white dwarf core reach the stage of silicon burning,producing iron.
C) No,white dwarfs are held up by electron degeneracy pressure,and this configuration is stable against collapse or explosion.
D) Yes,but only if it is in a binary star system.

Question

Quizplus · Accepted Answer

White dwarfs can explode as a Type Ia supernova if they are in a binary star system and accumulate enough material from a companion star to reach the Chandrasekhar limit, leading to a runaway thermonuclear explosion.

Can a White Dwarf Explode