The covalent radius (a measure of how large individual atoms are) shows different trends if you are moving across a period or down a group. A comparison of the relative covalent radii of atoms is ...
Magnesium is metal in group IIA of the periodic table with the atomic number 12, an atomic weight of 24.312, a density of 1.74 Mg/m 3, and a melting temperature of 650 C. The electronic configuration ...
Palladium is a metal in group VIII of the periodic table with atomic number 46, an atomic weight of 106.4, and a density of 12 Mg/m 3. Its melting point is 1552 C, and it boils at 3980 C. The ...