Why do two electrons in an orbital have opposite spin ?

Electrons DO NOT Spin do spin ' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors make someone's head spin · someone's head dota2 bet Teaching a spin is a fantastic way to get your dog used to treats as a lure It also builds a good

dospin There is a speed limit to the spin of a black hole It's sort of set by the faster a black hole spins, the smaller is its event horizon