Video: Dab tsi yog N yam ntawm na2co3?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
N yam yuav yog 2. Rau ntsev nws yog xam los ntawm tus nqi tam sim no ntawm cov electropositive cation ntawm no nws cov sodium. Na2Co3 N factor yog 2.
Yog li ntawd, dab tsi yog N yam ntawm nahco3?
n yam rau acids yog nws cov hauv paus, piv txwv li, tus naj npawb ntawm hloov tau hydrogen ion ib molecule. Piv txwv li, HCl muaj nfactor 1 H2SO4 muaj 2 H3PO3 muaj n yam 2vim tias thaum H3PO3 dissociates tsim H+ thiab HPO3^-2. Tib txoj kev rau hauv paus nws n yam yog nws cov acidity los yog tsis muaj hloov tau OH ions ib molecule.
Yuav ua li cas koj xam qhov N factor ntawm ntsev? Rau xam n - yam ntawm a ntsev ntawm xws li, peb muab ib tug mole ntawm lub reactant thiab nrhiav tus naj npawb ntawm mole ntawm lub caij uas nws oxidation lub xeev hloov.
Piv txwv li ,
- n-factor of NaOH = 1.
- n-factor ntawm Zn (OH)2 = 1 lub 2.
- n factor of Ca (OH)2 = 1 lub 2.
- n factor ntawm AI (OH)3 = 1 or 2 or 3.
- n factor of NH4(OH) = 1.
Ntxiv mus, dab tsi yog N yam ntawm N 8203?
Cov- yam rau yog 2 whereas - yam rau yog 1 n yam yog tus naj npawb ntawm H ions uas tuaj yeem hloov pauv hauv cov tshuaj lom neeg. Raws li ntsev - yam yog txiav txim los ntawm tus naj npawb ntawm qhov zoo lossis tsis zoo ions uas muaj nyob rau hauv ntsev.
Qhov Valency ntawm Na2CO3 yog dab tsi?
Na(+) muaj " valency "ntawm +1 thiab CO3(2-) muaj " valency ” of -2, so the compoundis Na2(++) + CO3(2-) = Na2CO3 uas tsis muaj hluav taws xob.
Pom zoo:
Yuav ua li cas koj thiaj paub tias ib yam dab tsi yog ib yam khoom dawb huv los yog sib tov?
1. Cov tshuaj dawb huv tsis tuaj yeem muab cais ua lwm yam teeb meem, thaum sib xyaw yog sib xyaw ntawm ob lossis ntau dua cov khoom ntshiab. 2. Cov khoom ntshiab muaj lub cev tsis tu ncua thiab tshuaj lom neeg, thaum cov khoom sib xyaw muaj qhov sib txawv ntawm lub cev thiab tshuaj lom neeg (piv txwv li, qhov kub thiab txias)
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