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
A pendant is a piece of jewelry that hangs from a chain worn around the neck. Pendent means hanging or suspended. Occasionally, there is confusion over the words pendant and pendent. The word pendant is usually a noun which means a piece of jewelry that hangs from a chain worn around the neck. For example: