No Zeus never married Hades. In fact the two were brothers and Zeus only ever married Hera(his sister) even though he slept with many mortal women, goddess and nymphs.
If you are asking 'did Zeus allow Hades to marry Persephone', then yes, he did.
Persephone, the daughter of Zeus and Demeter.
Demeter gained from Zeus half the year with Persephone.
Hades is Zeus' older brother.
Yes, Zeus and Hades are brothers.
Hades wasn't betrayed by Zeus.
Yes. Hades is Zeus' older brother.
Yes, Hades is Zeus' older brother.
Rhea and Cronos are the parents of Zeus and Hades.
Hades, in Greek mythology, was the god of riches, ruler of the dead and god of the Underworld. The Underworld was where all the dead people went, according to the Ancient Greeks. Hades' Roman name was Pluto, or Dis. He was the brother of Zeus and Poseidon. His wife was his niece Persephone (daughter of Zeus and Demeter) and he kidnapped her to marry him.
Zeus is the father of Hercules, and Hades is the elder brother of Zeus. In short, Hades was the uncle of Hercules.
Hades married Persephone because she was very beautiful. He tricked her into eating a pomegranate from the underworld, thus, ensuring she is never allowed to leave. But every spring, Persephone is allowed to spend Spring and Summer with her mother, then return to the underworld in Fall.