Atomic number 14, atomic weight 28.086. Nickel (Ni): Nickel is a hard, metallic element that found in igneous rocks. Without nickel, stainless steel would be less resistant to heat and corrosion.

Scientific research has discovered some elements that stand out due to their exceptional density and atomic weight. They make up the heaviest metals on earth and are used in various fields.

IN a paper on the absorption of Röntgen rays (Journal de Physique, p. 653, 1901) M. Benoist shows the connection between the transparency to X-rays of elementary substances and the atomic weight ...

All the latest science news on atomic mass from Phys.org. Find the latest news, advancements, and breakthroughs.

THAT the intra-atomic charge of an element is determined by its place in the periodic table rather than by its atomic weight, as concluded by A. van der Broek (NATURE, November 27, p. 372), is ...

For example, a helium atom has an atomic mass of 4, but an atomic number (or positive charge) of 2. Since electrons have almost no mass, it seemed that something besides the protons in the nucleus ...