物理性質(Physical property):狀態:固體密度(接近室溫):12.41 g·cm?3熔點時液體密度:10.7 g·cm?3熔點:2237 K,1964 °C,3567 °F沸點:3968 K,3695 °C,6683 °F熔化熱 :26.59 kJ·mol?1汽化熱:494 kJ·mol?1比熱容 :24.98 J·mol?1·K? | 原子性質(Atomic properties):氧化態: 6, 5, 4, 3, 2, 1, -1(兩性)電負性: 2.28(鮑林標度)原子半徑:134 pm共價半徑:142±7 pm |