Cobalt contains exactly 32 neutrons. The element has an atomic number of 27 and an atomic symbol of Co. Cobalt's atomic mass is 58.9332 atomic mass units, or amu, notes Chemical Elements. More »

An atom of cobalt always has exactly 27 protons. The number of protons in an atom can be found in the upper-left corner of its entry on the periodic table, listed as the element's atomic number. Cobalt's atomic number is... More »

Gallium has 39 neutrons, which is determined by subtracting its atomic number (31) from its atomic weight (70). It also has 31 electrons and 31 protons. Three of gallium's electrons are in its outermost shell and have th... More »

Cobalt reacts with a sodium hydroxide solution to form a complex that has no charge. The hydroxide ions remove the hydrogen ion from the cobalt, leading to this reaction. More »

Cobalt sulfide is a mineral that combines atoms of cobalt and sulfur. Its general chemical formula is CoxSx, and its most commonly found compounds are CoS2, Co3S4 and Co9S8. More » Science Chemistry Atoms & Molecules

Cobalt, specifically the isotope cobalt-60, creates precise bursts of gamma radiation used to treat otherwise inoperable cancer tumors in patients that have deformities in blood vessels or within the brain, according to ... More » Science Chemistry Atoms & Molecules

Cobalt glass insulators, paint pigment, drills, milling bits and steel alloy are all products made with cobalt. Cobalt steel is tough, strong and heat-resistant enough to be made into parts for jet engines and propellers... More »