MapangidweSayansi

Chilinganizo umagwirira boric asidi

Nkhaniyi itithandiza kuganizira asidi boric, amene chimagwiritsidwa ntchito zosiyanasiyana ntchito ndi amadziwika kuti pafupifupi aliyense. Chilinganizo boric asidi ndi losavuta kwambiri sitolo. Nkhaniyi tidzakambirana katundu khalidwe ndi asidi boric kazembe, ndipo munda wake wa ntchito kukhala mu chikhalidwe.

ali ndi asidi boric Kodi

Chilinganizo boric asidi umagwirira ambiri adziwe. Ndi m'malo ofooka poyerekeza ndi "akuluakulu abomawo." Iwo mwakhama ntchito zatsopano mankhwala sukulu. Chilinganizo boric asidi - H 3 Bo 3.

Boric asidi - ndi crystalline ufa, umene uli colorless ndi odorless. Mamolekyulu triclinic latisi magawo cholukanalukana mwa maunyolo hydrogen ndi kupanga zigawo mosabisa. Choncho anamanga molekyulu ndi asidi boric.

Nkhani pano ali katundu asidi wofatsa - bwino sungunuka m'madzi. Chinthu chimodzi n'chakuti chuma cha asidi H 3 Bo 3 Ufumuyo inalowa anion wa gulu hydroxyl. Mu zidulo ena anati luso unagawanika kuchokera H + pulotoni.

Mu mapangidwe boron wa hydrogen B (HSO 4) 3, ndiwo slaboustoychiv ndithu, asidi boric mwina m'malo ofooka zizindikiro amphoteric. Ngati pawiri ukuvutika ndi maganizo ikukhudzana asidi boric amatha Kutha kwa oxides zitsulo, chifukwa mu mapangidwe salt. chilinganizo athu pawiri mankhwala pamaso pa asidi sulfuric mu mawonekedwe wambiri, akhoza kupanga esters:

H 3 Bo 3 + 3CH 3 HA → 3H 2 O + B (OCH 3) 3

M'kati mwa ndondomeko neutralization ndi alkalis mu njira madzi, orthoborates munali (Bo 3) 3, sumangoyambika. zodabwitsazi anafotokoza chifukwa chakuti pafupifupi kwathunthu pa neutralization hydrolyzed chifukwa cha kuchuluka kwambiri ka zokhazikika [B (o 3) -. Chifukwa cha linachepa mu njira kuyambira kupanga salt polibornoy asidi, mwachitsanzo, metaborates, tetraborates ndi ena:

2NaOH + 3H 3 Bo 3 → Na 2 B 4 O 7 + 7H 2 O

Ngati alipo soda owonjezera, iwo akhoza kupita ku metaborates:

2NaOH + Na 2 B 4 O 7 → 4NaBO 2 + H 2 O

Ndipo tetra- ndi metaborates amatha hydrolysis, koma poyerekeza ndi orthoborate amakhala aang'ono a ndingaliro.

asidi Boric m'chilengedwe

Boric asidi, amene mankhwala chilinganizo H 3 Bo 3, amapezeka chikhalidwe mu mkhalidwe zayamba mfulu - ndi sassoline mchere. Komanso, gawo ili asidi wa madzi otentha wa pafupifupi aliyense gwero achilengedwe. Ndithu wambirimbiri H 3 Bo 3 zili madzi mchere mobisa amene ali othandiza kwambiri thanzi.

Kugwiritsa H3Bo3 munthu

Monga kudafotokozedwa pamwamba, boric asidi chilinganizo amadziwika kuti pafupifupi aliyense. Ichi ndi chifukwa osiyanasiyana mwachilungamo lonse la ntchito tsiku ndi tsiku, sayansi ya nyukiliya jewelers, zamagetsi, madotolo ndi nzika wamba - zonse ntchito asidi boric. Izo ntchito monga antiseptic ndi lawi wamtundu uliwonse. Boric asidi amateteza nkhuni, kuwonjezera kwa dziko la fetereza.

Chemical ndalama ntchito ngati nyutironi absorber mu riyakitala nyukiliya mankhwala H 3 Bo 3 njira munali peresenti awiri mankhwala ntchito monga antiseptic khungu disinfection pamwamba.

Ojambula ntchito monga mtundu mapulogalamu abwino. Ndi izo amalenga malo acidic kwa fixer lapansi.

Casters asidi boric ntchito monga binder pa akalowa ng'anjo.

Tsiku lililonse anthu ntchito pofuna tizilombo.

Acid chimagwiritsidwa ntchito zodzoladzola amasamalidwa khungu vuto.

Makampani chakudya amadziwika monga boric asidi zowonjezera E284, ndipo maziko ake Laboratories kukonzekera njira gawo lotetezedwa.

Chilinganizo H3Bo3 asidi boric ntchito kupanga ziwiya zadothi, galasi, ulusi galasi ndi CHIKWANGWANI.

A kuchuluka kukonzekera ophatikizana a ATX D08AD chimodzi ndi asidi boric.

Jewelers ntchito pa brazing kasakaniza wazitsulo, monga golide, monga maziko flyusof soldering.

Kodi asidi boric ndi oopsa?

Boric asidi si owopsa ndipo akhoza kuwononga kokha pamene ntchito mosasamala. Woopsa ndende mu thupi la mwana ndi pa 4 ndi 5 ga, ndipo mu thupi la munthu wamkulu ndi za 15-20 ga H 3 Popeza Bo 3 si excreted nthawi mokwanira yaitali, mwina pang'onopang'ono kudziunjikira mpaka Mlingo woopsa pa pafupipafupi ndi zonse yosayenera ntchito.

Pomaliza tinganene kuti H 3 Bo 3 ndi chinthu chofunika mu moyo wa munthu ndi ntchito.

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