Faʻafefea ona fausiaina acid, faʻavae ma masima

Tusitala: Laura McKinney
Aso O Foafoaga: 10 Apelila 2021
Faafouga Aso: 14 Mae 2024
Anonim
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Ata: Home facial treatment after 50 years. Beautician advice. Anti-aging care for mature skin.

Anotusi

O le vailaʻau e manatu o se mea e tuʻufaʻatasia, peʻa faʻateʻaina i se vai vaʻavaʻaia, e faʻasaʻolotoina ai hydrone ions (H+) ma tali atu ma vai mole mole fauina hydronium ions (H3PO O LE+). O vailaʻau e maua mai i le tuʻufaʻatasia o le oxide ma le vai, ma o le iʻuga o le iʻuga faʻaiuga mauaina se acid pH, o lona uiga, maualalo ifo i le 7.

O faʻavae, i leisi itu, e fausia e vaega o loʻo i totonu o le vai vai faʻasologa faʻasaʻolotoina hydroxyl ions (OH '') ma mafua ai le PH o le tali e sili atu i le PH 7.

Talaʻaga

Lenei auala o le faʻauigaina o acid ma faʻavae e sili ona tuai ma o se vaega o le Arrhenius teori, lea e amata mai i le faʻaiuga o le sefuluiva seneturi. I ni nai tausaga mulimuli ane, Brönsted ma Lowry faʻamatalaina acid o na mea e mafai ona tuʻuina ai le proton (H+) ma faʻavae e pei o na e mafai ona taliaina le proton (H+) foaʻi mai e se acid. Ua uma ona ulufale i le luasefulu seneturi, Lewis fuafuaina o le acid o se vailaʻau mafai ona tufatufaina pe taliaina se pea electrons, ae o se faʻavae mafai faʻasoa pe tuʻuina atu i se pea electrons.


Uiga o uiga

O vailaʻau e masani ona oona ma matautia; o faavae e mataʻutia foi, ma le tofoina o le caustic ma le fasimoli tago. O le masani a le acid e faʻateʻa ma tuʻu i lalo le pH e masani ona taua o le "acid acid." O ni faʻataʻitaʻiga o malosi acid perchloric, sulfuric, hydroiodic, hydrobromic, hydrochloric ma nitric.

E faʻapena foi, e mafai ona avea i latou ma faavae malosi potassium, sodium, lithium ma le magnesium hydroxide. Acetic, citric, ma benzoic acid, i leisi itu, o vaivaiga vaivai; o le amonia o se faʻavae vaivai.

Faʻafefea ona fausiaina masima?

O le e te alu i fafo o ionic compound o eseesega faigata, e tele i le natura ma e fausia e le tuʻufaʻatasia o acid ma faʻavae, faʻatupuina se faʻasaʻolotoina o le vai. O masima e mafai ona faʻaletonu, oona pe faʻavae. I taimi muamua, o hydrogen atoms uma i le acid ua suia e a uʻamea uʻamea. I le isi itu, masima oona, faʻasao se tasi poʻo le sili atu foi o le hydrogen atoms.


I le isi itu, masima mafai ona faalua pe tolu pe afai latou te aofia ai sili atu ma le tasi cation pe sili atu ma le tasi anion. Mo se faʻataʻitaʻiga, o le calcium potassium fluoride o se masima faʻaletasi lua (CaKF3), aua o loʻo iai ni faʻavae eseese se lua. I le iuga, e taua le taʻua o masima masani, lea e le itiiti ifo ma le tasi le anion o le hydroxide anion, pei o, mo se faʻataʻitaʻiga, i le kopa chloride trihydroxide (Cu2Cl (OH)3).

I leisi itu, ua lauiloa latou o masima maualuluga poʻo le tertiary ia i latou na mauaina e ala i le tuʻufaʻatasia o se uʻamea ma se radical, pei o le sulfate, carbonate poʻo le dichromate, ma pei o le quaternary ammonium masima ia i latou na uma hydrogen atoms o le ammonium ua suia e radicals, e pei o le tulaga o tetramethylammonium chloride .

Tufatufaina ma le taua

O le acid E sili ona taua uma i alamanuia ma i le natura. Mo se faʻataʻitaʻiga, o le hydrochloric acid o se vaega o le tatou digestive system ma e manaʻomia mo tatou e gagau ai i lalo meaʻai o loʻo iai i meaʻai. Deoxyribonucleic acid, sili atu ona lauiloa o DNA, fausiaina ai le chromosome, o iina e faʻamaʻaina ai faʻamatalaga o gafa e manaʻomia mo meaola e olaola ma atiaʻe. Boric acid o se lauiloa vaega i le tioata alamanuia.


O le kalisiu kalate O se tele masima tele i ituaiga maʻa papaʻamu. I le gaioiga o le maualuga o le vevela (900 ° C), calcium carbonate e maua ai calcium oxide poʻo le quicklime. O le faʻaopopoina o le vai i le quicklime e maua ai le calcium hydroxide, e taʻua o le slime lime, o lona faʻavae. O nei mea e faʻaaogaina i le fausiaina.


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