Meaning Of The Word Hafnium
What's the definition of Hafnium? Find Hafnium meanings, definitions and more at the Real Dictionary online.
Hafnium Meaning
| Hafnium Definition |
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What's The Definition Of Hafnium?
hafnium in American English
a metallic chemical element found with, and similar to, zirconium: used in the manufacture of light-bulb filaments and in reactor control rods: symbol, Hf; at. no., 72 noun: a gray, toxic metallic element with a high melting point (over 2000°C), found in most zirconium minerals; at. wt.; 178.49; at. no.: 72; sp. gr.: 12.1 hafnium in British English noun: a bright metallic element found in zirconium ores: used in tungsten filaments and as a neutron absorber in nuclear reactors. Symbol: Hf; atomic no: 72; atomic wt: 178.49; valency: 4; relative density: 13.31; melting pt: 2231±20°C; boiling pt: 4603°C |
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