Ho okumu, 'epekema
Pohihihi keia honua i eliiaʻi
Pohihihi keia earths - he kŘpa a uuku pūʻulu o keena, a i ka huina o 17 laʻelaʻe 'ia. I mai la lakou a pau imua o kekahi mau kumuhana silvery-keʻokeʻo waihoʻoluʻu.
Pohihihi keia honua hehee wale, a me ka mōʻaukala o ko lākou loaʻa
Kēia pūʻulu o nā waiwai i wale nei weheia. Eia kekahi laʻana i mua i loaa i ka 1794. Oiai ka Pinilana chemist Johan Gadolin aʻo na mea i eliia Eia kekahi laʻana kokoke i ka wahi i kapaʻia Ytterby. Here oia i ike i ka ike ole ia "wai a ka honua", i i laila, kapa hope o ka henua - yttrium. Ma hope o kekahi manawa, hou i nā Eia kekahi laʻana hookolokolo aku la ia Martin Klaport, a i anao? Aou i nā waiwai, i kapaʻia ma hope o ka Honua Ceres cerium.
A ma ka 1907, ua 14 o na oihana mua i loaʻa.
Ua hoʻolauna o ka loa e like me ka inoa o "pohihihi keia earths" i loko o ka hopena o 18th kenekulia. Eia, ke kūlana hoʻokaniʻia e ka mea i na kumu a pau o nā pūʻulu kuahene refractory oxides i mea kokoke insoluble i loko o ka wai. Eia hou, nā kānakaʻepekema o ka manawa hewa manaoio ia mau mea hiki ke hooheheeia mea pohihihi keia i loko o ka honua o ka pńpa.
Pohihihi keia honua ke hooheheeia: ka poeikohoia o ka pae
E like me ua oleloia, keia pae ninoieo o 17 Nine Inch hehee wale. Mau nā:
- Lanthanum.
- Cerium (i kapaʻia ma ka hanohano o Ceres, he Honua).
- Neodymium.
- Pradeozim.
- Samarium.
- Promethium.
- Gadolinium.
- ʻEulopa.
- Terbium.
- Holmium.
- Dysprosium.
- Erbium.
- Ytterbium.
- Lutetium.
- Thulium.
Interestingly, ka mea mawaho huina'ine pae o nā'ātoma i Kokoke'ālike. Kēia wehewehe i ka Nine Inch, a physical waiwai o ka mea hiki ke hooheheeia.
Ka pohihihi keia honua i eliiaʻi a me kā lākou Nine Inch ka waiwai
Me ka Poeikohoia o keia pae i kŘpa a kiʻekiʻe reactivity, i mea pakahi aku la ia kiʻekiʻe ka wā enaena. No ka laʻana, ma ka ke kiekie wela kekahi mea hiki ke hooheheeia e hiki ke reacting me ka hydrogenous.
Eia kekahi, ma ka paio hahana maoli nō kēia mau kumu mua pane koke me ka o oxygen, ho okumu i ka pilina paʻa, wai-insoluble oxides. Incidentally, ka wā e puhi ana i eliiaʻi i loko o ka lewa i oxygen ua malama evolution o nui ka wela. Ia mea no keia pae ua wehewehe aku ma ka pyrophoricity - waiwai sparkle i loko o ka lewa.
Pohihihi keia honua ke hooheheeia e kekahi kuahene hydroxides i mea poorly wailana i ka wai a me kekahi i amphoteric waiwai.
Kokoke hoa a pau o ka pūʻulu ua wehewehe aku ma ka'okesaside moku'āina o +3. Hana oihana mua loli aʻe. Ua Ua noʻonoʻo pono i ka K'lauea lanthanum.
Pōʻalo o pohihihi keia honua i eliiaʻi
Ma ka hapanui o hoopii, pohihihi keia earths ana i kahi hookahi. Kekahi pohaku hāpana he mau lālā o ka pae. I ka lā, he mea oi aku mamua o 250 nā minelala hao, a mea i kekahi hapa o ka mea pohihihi keia honua hehee wale. Ua nui nā minelala hao nā monazite, Parisi Księte, orthite.
Ka loa, he pono ole ka waiwai i loko o ka honua o ka pńpa Ua noʻonoʻo pono cerium. Akā, thulium a lutetium ma ka aoao maoli he ka liʻiliʻi loa dala.
I ka makahiki 2008, i ke ao nei i koʻu mau ma kahi o 124 tausani na tona o ka pohihihi keia honua ke hooheheeia. Nā alakaʻi o kēia? Iecaianoaaiiie ua manaoia i ka'āina e like me Inia, Kina a me Brazil.
Ua ike kekahi wahi o ka nui hoʻokomo kālā o ka pohihihi keia honua ke hooheheeia ma ka 2011. Mau wahi i aia ma ka lalo o ka Moana Pākīpika, kokoke i Hawaii, French Polynesia a Tahiti.
Ka pohihihi keia honua i eliiaʻi a me kā lākou hoʻohana
e hoʻohana 'ia kēia mau kumu ma muli o kona kulanaʻokoʻa nāʻoihana. No ka laʻana, ka mea, e hoʻomanoʻia ia i loko o ke aniani oihana puolo. Mua, e hoomahuahua i ka translucency o ke aniani. Ka lua, e hoʻohana i kēia mau mea hiki ke hooheheeia no keia aniani? Iecaianoaaiiuo - aniani o ke kemu ultraviolet kukuna a me ka welaʻula transmissive daimonio. Me ke kōkua o pohihihi keia honua lako paka wela-hoʻopale aniani.
Ma hoohehee maemae au ia mau kumu hana e like catalysts. Ka mea, i kekahi hana i loko o ka Nine Inch hana no ka? Iecaianoaaiiie o kbps pena, varnishes a me pigments.
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