What chemical elements predominantly constitute the inert core of a white dwarf formed from a star like our Sun?

Answer

Carbon and oxygen

The interior of a white dwarf formed from a solar-mass progenitor is composed of the ash of previous fusion stages, which is mostly carbon and oxygen.

What chemical elements predominantly constitute the inert core of a white dwarf formed from a star like our Sun?
stellar evolutionastrophysicsFusionwhite dwarfDegeneracy pressure