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
Occasionally, there is confusion over the words pendant and pendent. Pendant. The word pendant is usually a noun which means a piece of jewelry that hangs from a chain worn around the neck. Custom has it that wearing the Buddha pendant below the chest is a sign of disrespect.