Yes:
Zagreus (from Zeus)
Melinoe (from Hades)
The Furies were also called the children of Hades and Persephone.
The boy Adonis was loved by both Persephone and Aphrodite, Aphrodite when the baby was born hid him with Persephone, who glimpsed him and loved him, when he died on a hunt by Artemis' wrath - the goddesses had to share him each for half the year.
Demeter the god of the seasons because she had lost Persephone to Hades so she tried to take baby Demophoon
She was was grieving over the loss of her daughter, Persephone, after she was taken by Hades to the Underworld. She attempted to turn Demphoon into her champion to fill the void Persephone left.
Persephone enemy was Methane because she slept with Persephone's husband, Hades.
Persephone's mother was Demeter. Persephone's brother was Zeus, who was also Persephone's father (confusing but is correct in the myth)
Persephone's mother was Demeter. Persephone's brother was Zeus, who was also Persephone's father (confusing but is correct in the myth)
Persephone has no children.
No, Persephone is not single.
In the myth of Persephone, the climax is when Persephone is abducted by Hades and taken to the Underworld against her will. This event triggers the conflict between Demeter and Hades, leading to the negotiation for Persephone's return.
Persephone's spouse is Hades.
Persephone is married to Hades.
Persephone is honest.