Qhov txawv ntawm Acetic Acid thiab Ethanoic Acid

2024 Tus sau: Alex Aldridge | [email protected]. Kawg hloov kho: 2023-12-17 13:40

Qhov sib txawv tseem ceeb ntawm acetic acid thiab ethanoic acid yog acetic acid yog lub npe nrov, whereas ethanoic acid yog cov tshuaj npe muab los ntawm IUPAC rau tib lub compound.

Acetic acid thiab ethanoic acid yog ob lub npe rau tib lub ntsiab lus. Nws yog ib qho organic compound uas muaj cov tshuaj formula CH_{3COOH. Tsis tas li ntawd, nws yog carboxylic acid tsim los ntawm fermentation thiab oxidation ntawm natural carbohydrates.}

YAcetic Acid yog dab tsi?

Acetic acid yog cov organic compound uas muaj cov tshuaj formula CH_{3COOH. Nws yog lub npe nrov rau cov compound no. Tsis tas li ntawd, nws yog carboxylic acid, thiab peb tuaj yeem tsim nws los ntawm fermentation thiab oxidation ntawm carbohydrates. Peb hu cov khoom ntawm no fermentation li "vinegar". Txawm li cas los xij, vinegar muaj 4% ntawm acetic acid nrog rau qee yam khoom.}

Daim duab 01: Ib Lub raj mis ntawm Acetic Acid

Ntxiv mus, acetic acid yog cov kua qaub tsis muaj zog vim tias nws cuam tshuam ib nrab hauv cov tshuaj aqueous. Txawm li cas los xij, concentrated acid yog corrosive, piv txwv li nws tuaj yeem tua peb cov tawv nqaij. Saib ntawm lawv cov khoom, nws muaj pungent tsw thiab qaub saj. Tsis tas li ntawd, nws zoo li cov kua tsis muaj xim thiab yog miscible nrog dej. Tsis tas li ntawd, cov molar loj ntawm cov tshuaj no yog 60.052 g / mol. Tsis tas li ntawd, lub melting point ntawm no compound yuav txawv ntawm 16 mus rau 17 ° C thaum boiling point ntawm 118 mus rau 119 ° C.

Thaum xav txog kev siv cov kua qaub no, nws yog ib qho tseem ceeb uas yog vinyl acetate monomer hauv kev tsim cov khoom siv polyvinyl acetate. Tsis tas li ntawd, nws yog ib qho tseem ceeb hauv kev tsim cov esters, acetic anhydride, thiab lwm yam. Tsis tas li ntawd, nws yog ib qho tseem ceeb ua cov kuab tshuaj rau cov hom phiaj recrystallization.

YEthanoic Acid yog dab tsi?

Lub sij hawm ethanoic acid yog lub npe IUPAC systematic rau cov compound uas muaj cov tshuaj formula CH_{3COOH. Lub npe los ntawm nws cov carboxylic acid functional pawg.}

Daim duab 02: Cov Qauv Tshuaj ntawm Acetic Acid

Ntawm no, pawg ua haujlwm tau txuas nrog methyl pawg, tab sis nws muaj ob lub atoms carbon. Yog li ntawd, lub compound tau txais prefix "eth-". Txij li nws yog carboxylic acid, nws tau txais cov lus "-oic acid". Yog li, nrog kev sib xyaw ntawm cov ntsiab lus no, peb tau txais lub npe "ethanoic acid".

Qhov txawv ntawm Acetic Acid thiab Ethanoic Acid yog dab tsi?

Acetic acid lossis ethanoic acid yog cov organic compound uas muaj cov tshuaj formula CH _{3 COOH, thiab acetic acid yog lub npe nrov rau cov tshuaj no. Yog li, qhov sib txawv tseem ceeb ntawm acetic acid thiab ethanoic acid yog acetic acid yog lub npe nrov, whereas ethanoic acid yog cov tshuaj npe muab los ntawm IUPAC rau tib qho chaw.}

Summary – Acetic Acid vs Ethanoic Acid

Acetic acid yog ib qho organic compound uas muaj cov tshuaj formula CH_{3COOH. Qhov sib txawv tseem ceeb ntawm acetic acid thiab ethanoic acid yog acetic acid yog lub npe nrov, whereas ethanoic acid yog cov tshuaj npe muab los ntawm IUPAC rau tib qho chaw.}