- 看过 halogen 的人也看了 :
- bleach
- disinfectant
halogen 的定义
Chemistry.
- any of the electronegative elements, fluorine, chlorine, iodine, bromine, and astatine, that form binary salts by direct union with metals.
halogen 近义词
等同于 chlorine
halogen 的近义词 2 个
更多halogen例句
- New, long-lasting LED bulbs and smartphone controls have carried traditional halogen floodlights into the 21st century, while additional built-in cameras and alarms add a new layer to create security lighting.
- That’s roughly equal to a 300W halogen floodlight, which is plenty for outdoor security use.
- The light of halogen lamps is slightly more “whiteish” than incandescent lamps.
- There is a group of closely allied elements to which the name halogen (salt-producer) has been given.
- Compounds containing oxides and fluorides, &c., do not lend themselves to the method of determining the halogen by difference.
- We may, in fact, consider that the descriptive study of the various halogen compounds dates from about this time.
- The same absorbent quantitatively takes up any halogen and sulphur which may be present.
- The same as Method 1, except that after ignition of the saponified mixture the halogen was determined by weighing as silver iodid.