Nā huahana
Silika, 14S
Ka nana aku | he aniani, he mea hoʻomanaʻo me nā maka ʻulaʻula |
Kaumaha atomika maʻamau Ar°(Si) | [28.084, 28.086] 28.085±0.001 (hōʻoki ʻia) |
Hana ma STP | paa |
Lae hehee | 1687 K (1414 °C, 2577 °F) |
Lae paila | 3538 K (3265 °C, 5909 °F) |
ʻO ka mānoanoa (kokoke rt) | 2.3290 g/cm3 |
ʻO ka mānoanoa i ka wai (ma mp) | 2.57 g/cm3 |
Ka wela o ka hui ʻana | 50.21 kJ/mol |
Ka wela o ka mahu | 383 kJ/mol |
Ka hiki wela molar | 19.789 J/(mol·K) |
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Metala Silika
ʻIke mau ʻia ka metala silikoni ma ke ʻano he silikoni kila kila a i ʻole ka silika metala ma muli o kona waihoʻoluʻu ʻālohilohi. I ka ʻoihana, hoʻohana nui ʻia ia ma ke ʻano he alulumi alumina a i ʻole he mea semiconductor. Hoʻohana ʻia ʻo Silicon metala i ka ʻoihana kemika e hana i nā siloxanes a me nā silicones. Manaʻo ʻia ʻo ia he mea waiwai maka ma nā wahi he nui o ka honua. Ke hoʻomau nei ka ulu ʻana o ka hoʻokele waiwai a me ka hoʻohana ʻana o ka metala silika ma ka pae honua. ʻO ka ʻāpana o ka noi mākeke no kēia mea maka e hoʻokō ʻia e ka mea hana a me ka mea hāʻawi i ka metala silika - UrbanMines.