fluorines

1. 1.

   The chemical element (symbol F) with an atomic number of 9. It is the lightest of the halogens, a pale yellow-green, highly reactive gas that attacks all metals.

   化学元素,符号F,原子序数9,是最轻的卤素,呈淡黄绿色,是一种高反应性气体,能腐蚀所有金属。

2. 2.

   An atom of this element.

   氟元素的一个原子。

氟元素的一个原子。；氟；[化] 氟

Connections

Learner notes