A polyatomic ion, also known as a molecular ion, is a charged chemical species (ion) composed of two or more atoms covalently bonded or of a metal complex that can be considered to be acting as a single unit. The prefix poly- means many, in Greek, but even ions of two atoms are commonly referred to as polyatomic.
619. San Diego, CA is currently using one area code which is area code 619. In addition to San Diego, CA area code information read more about area code 619 details and California area codes. San Diego, CA is located in San Diego County and observes the Pacific Time Zone. View our Times by Area Code tool.
MCRD SAN DIEGO Zip Code (CA) The Zipcode for Mcrd San Diego is . Mcrd San Diego is in San Diego, California in the Pacific West region of the USA. It is located about 470 miles south-southeast of CA's capital city of Sacramento. Mcrd San Diego.