The electrical charge of the hydrogen atom is thought to be exactly zero. This is a consequence of the apparent equality of the magnitude of the electrical charges of the electron and the proton, and their opposite sign.
Necklace definition, a piece of jewelry consisting of a string of stones, beads, jewels, or the like, or a chain of gold, silver, or other metal, for wearing around the neck. See more. Dictionary.com
bead. n. 1. a. A small, often round piece of material, such as glass, plastic, or wood, that is pierced for stringing or threading. b. beads A necklace made of such pieces. c. beads Roman Catholic Church A rosary. d. often beads Obsolete A prayer. 2.