Magnesium was first discovered by an English chemist named Sir Humphry Davy. In 1808, he successfully isolated magnesium through the electrolysis of a combination of mercuric oxide and magnesium oxide. In modern times, m... More » Science Chemistry Atoms & Molecules

Magnesium is for proper bone growth and maintenance, neutralization of stomach acid, movement of stools through the intestine, and the proper functioning of numerous components of the body, explains WebMD. It is an impor... More » Health Medications & Vitamins Vitamins & Supplements

Magnesium oxide is a dietary supplement that is used as an antacid, a laxative or a nutritional supplement, according to MedlinePlus. Magnesium is an element that the human body must have to function in a normal capacity... More » Health Medical Ranges & Levels

Discovered in 1808 by Sir Humphry Davy, barium is a silvery-white element with an atomic number of 56. It was identified in 1774 by Carl Scheele, but the technology of the time did not allow him to isolate it. Barium was... More »

A neutral atom containing 12 protons is of the element magnesium. If the atom had a positive or negative charge, it would still be of the element magnesium; however, it would then be classified as an ion. More »

Bromine is a highly reactive element that can form bonds with many different elements, including magnesium, silver, oxygen, chlorine and zinc. Most bromine found in the world is in the form of salts, such as potassium br... More »

There are 12 protons in the element magnesium. Its atomic number is twelve, which means that there are 12 protons and 12 electrons in the element. More » Science Chemistry Atoms & Molecules