The most abundant isotope of hydrogen, H-1, having one proton in the nucleus.
One of two or more atoms whose nuclei have the same number of neutrons but different numbers of protons.
Any of two or more forms of an element having the same or very closely related chemical properties and the same atomic number but different atomic weights (or mass numbers)
Find another word for isobar. In this page you can discover 3 synonyms, antonyms, idiomatic expressions, and related words for isobar, like: protium, isotone and isotope.