Cov ntsiab lus
H2O | + | HCl | + | KCrO2 | → | KCl | + | Cr (OH)3 | |
dej | hydrogen tshuaj dawb | Qab Zib potassium Chromate (III) | poov tshuaj tshuaj dawb | ||||||
(loj) | (loj) | (loj) | (Rắn) | ||||||
(khuv xim) | (khuv xim) | (khuv xim) | (xanh loj) | ||||||
1 | 1 | 1 | 1 | 1 | Hws | ||||
Nguyên - Phân tử khối (g / mol) | |||||||||
Sib mol | |||||||||
Qhov hnyav (g) |
Tsis muaj cov ntaub ntawv pom rau qhov sib tshooj chemical no
Kev piav qhia: Qhov zoo tagnrho ib puag ncig rau cov tshuaj tiv thaiv, xws li kub, siab, catalysts, thiab hnyav. Catalysts yog cov khoom uas ua kom nrawm nrawm (ceev) ntawm cov tshuaj tiv thaiv tshuaj tsis tau noj lossis ua ib feem ntawm cov khoom kawg. Catalysts tsis cuam tshuam rau cov xwm txheej sib npaug.
Hauv kab lus tag nrho, koj tuaj yeem hais tias H2O (dej) reacts nrog HCl (hydrogen chloride) reacts nrog KCrO2 (Potassium Chromate (III)) thiab tsim KCl (potassium chloride) thiab Cr (OH) 3 ()
Cov kab zauv no tsis muaj cov ntaub ntawv tshwj xeeb hais txog qhov tshwm sim.
Hauv qhov no, koj tsuas yog xav kom soj ntsuam seb cov khoom puas muaj nuj nqi Cr (OH) 3, tshwm sim thaum kawg los ntawm cov tshuaj tiv thaiv.
Lossis yog ib yam hauv qab no cov tshuaj txhaum cai KCrO2 (Cov Paab Nrov Chromate (III)), ploj mus
Peb tsis muaj ntaub ntawv ntxiv txog cov tshuaj tiv thaiv no.
dej
3H2O + P2O5 → 2 H3PO4 Br2 + H2O + (NWS4)2SO3 → (NH4)2SO4 + 2 HLB 2H2O + 2 NaCl → Cl2 + H2 + 2 NaOH Saib txhua qhov sib npaug nrog H2O raws li reactanthydrogen tshuaj dawb
Fe + 2 HCl → FeCl2 + H2 HCl + NaOH → H2O + NaCl 2HCl ib + Zn → H2 + ZnCl2 Saib txhua qhov sib npaug nrog HCl ua reactantQab Zib potassium Chromate (III)
H2O + HCl + KCrO2 → KCl + Cr (OH)3 3br ua2 + 8 KOJ + 2 KCrO2 → 4 H2O + 2K2CRO4 + 6 NaBr 3T2 + 8 KOJ + 2 KCrO2 → 4 H2O + 6KCl ib + 2K2CRO4 Saib txhua qhov sib npaug nrog KCrO2 raws li reactant
Qab Zib potassium Chromate (III)
2 KOJ + Cr2O3 → H2O + 2 KCrO2 KOJ + Cr (OH)3 → 2 H2O + KCrO2 Saib txhua qhov sib npaug nrog KCrO2 ua cov khoom
Qab Zib potassium Chromate (III)
2 KOJ + Cr2O3 → H2O + 2 KCrO2 KOJ + Cr (OH)3 → 2 H2O + KCrO2 Saib txhua qhov sib npaug nrog KCrO2 ua cov khoom
Cov ntaub ntawv txaus siab tsuas yog ob peb tus neeg paub
Cov ntawv tshaj tawm cov nyiaj tau los pab peb khaws cov ntsiab lus nrog qhov zoo tshaj plaws vim li cas peb yuav tsum tso adverts? : D
Kuv tsis xav txhawb lub vev xaib (kaw) - :(