Faavaeina, Saienisi
Fua Faatatau kemisi acid boric
O lenei mataupu o le a taulai atu i acid boric, ua lautele faaaogaina i fanua eseese o gaoioiga ma ua lauiloa e toetoe lava o tagata uma. Fua Faatatau acid boric e matua faigofie e faleoloa. O le mataupu o le a iloiloina se aoao meatotino uiga ma acid boric, ma lona fanua o talosaga i ai i le natura.
O le a acid boric
Fua Faatatau kemisi acid boric iloa i le toatele. O nai vaivai faatusatusa atu i le "uo." O loo faaaogaina le malosi mo suesuega o vailaau i totonu o aoga. Fua Faatatau acid boric - H 3 Bo 3.
O mea nei ua i meatotino acid agamalu - leaga soluble i le vai. O se tasi vaega e faapea o le meatotino a acid H 3 Bo 3 faapipii anion accession o le vaega hydroxyl. I se isi acids matauina gafatia e vaeluaina ese H + proton.
I le faavaega o hydrogen boron B (HSO 4) e 3, lea o si slaboustoychiv, e mafai ona acid boric nai faailoga vaivai amphoteric. Afai o le lotoa noatia i mafatiaga vevela, acid boric e mafai ona o le faataapeina o le oxides uamea, e mafua i le faavaega o masima. Tatou fua faatatau mo le lotoa vailaau i le afioaga o le acid sulfuric i se faiga faasagatonu, e mafai ona avea o esters:
| H 3 Bo 3 + 3CH 3 Oi → 3H 2 Le + B (OCH 3) 3 |
I le taimi o le faagasologa o le neutralization ma alkalis i fofo vai, orthoborates o loo i ai (Bo 3) 3, e le o faia. Lenei aafiaga matautia o loo faamatalaina e ala i le mea moni e toetoe lava a atoatoa i latou i le taimi o neutralization hydrolyzed ona o le soona laiti aofaiga o constants [B (Oi 3) -. O se taunuuga o lenei tali i fofo amata ona fausia masima acid polibornoy, f.t.t., metaborates, tetraborates ma isi:
| 2NaOH + 3H 3 Bo 3 → NA 2 B 4 Le 7 + 7H 2 Le |
Afai o le taimi nei alkali e sili atu, e mafai ona latou o atu i metaborates:
| 2NaOH + NA 2 B 4 Le 7 → 4NaBO 2 + H 2 Le |
Ma tetra- ma metaborates mafai ona hydrolysis, ae a faatusatusa atu i orthoborate maua se tikeri itiiti o faanaunauga.
acid Boric i le natura
Boric acid, lea fua faatatau vailaau H 3 Bo 3, e masani ona maua i le natura i se tulaga saoloto tele - a sassoline minerale. Lē gata i lea, o lenei vaega acid o le vai vevela o toetoe lava puna faalenatura uma. Lava se aofaiga tele o H 3 Bo 3 loo i ai i lalo o le eleele vai minerale lea e matua aoga mo le soifua maloloina.
Faaaogaina o tagata H3Bo3
faaaogaina vailaau comp o se e ui neutron i se reakita faaniukilia i vailaau H 3 Bo 3 fofo o loo i ai mea e lua pasene o loo faaaogaina e avea o se vaimanuʻa mo luga disinfection paʻu.
Puʻe ata faaaogaina o atinae lelei ituaiga. Faatasi ai ma se siosiomaga acidic mo le fixer.
o loo faaaogaina Casters acid boric o se faila i le taimi o ie e ufiufi ai ogaumu.
I tagata olaga i aso uma faaaoga e pulea iniseti.
ua lautele faaaogaina oʻona i cosmetics mo le tausiga o le paʻu faafitauli.
I le gaosiga o meaai ua taʻua o faʻaopoopoga acid boric E284, ma i luga o ana suʻesuʻega faavae saunia fofo buffer.
Fua Faatatau o loo faaaogaina H3Bo3 acid boric i le gaosia o ceramics, tioata, alava tioata ma alafua.
A plurality o sauniuniga tuufaatasi a D08AD ATX se tasi o le vaega o acid boric.
Jewelers faaaoga i le taimi brazing alloys, lea e aofia ai le auro, e avea o se faavae soldering flyusof.
Pe acid boric e matautia?
I le faaiuga e mafai ona tatou fai mai H 3 Bo 3 o se mea taua i le olaga ma le gaoioiga o tagata.
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