Équations équilibrées la veille |
2 CH3COOC2H5 + CoCl2 = (CH3COO)2Co + 2 C2H5Cl
HCl + NaPo4 = HPo4 + NaCl =>
HCl + NaPo4 = HPo4 + NaCl
NC(CH2)5NH2 + H2O = C6H10NHO + NH3 =>
NC(CH2)5NH2 + H2O = C6H10NHO + NH3
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
Na + HF = NaF + H2 =>
2 Na + 2 HF = 2 NaF + H2
BCl3 + NaBH4 = B2H6 + NaCl =>
BCl3 + 3 NaBH4 = 2 B2H6 + 3 NaCl
CaH2 + HNO3 = H2 + Ca(NO3)2 =>
CaH2 + 2 HNO3 = 2 H2 + Ca(NO3)2
H2 + O2 + SiCl4 = SiO2 + HCl =>
2 H2 + O2 + SiCl4 = SiO2 + 4 HCl
HNO3(aq) + (NH4)BO3(aq) = H2BO3(aq) + NH4(NO3)2(s) =>
2 HNO3(aq) + (NH4)BO3(aq) = H2BO3(aq) + NH4(NO3)2(s)
AgNO3 + HCl + NH4OH = AgCl + H2O + NONH4 =>
AgNO3 + HCl + 3 NH4OH = AgCl + 4 H2O + 2 NONH4
KIO3 + KI + HCl = KCl + H2O + I2 =>
KIO3 + 5 KI + 6 HCl = 6 KCl + 3 H2O + 3 I2
CH3COOC2H5 + CoCl2 = (CH3COO)2Co + C2H5Cl =>
2 CH3COOC2H5 + CoCl2 = (CH3COO)2Co + 2 C2H5Cl
PbCl2 + HCl = PbCl4 + H =>
PbCl2 + 2 HCl = PbCl4 + 2 H
Na + AlO2 + SiO2 + H2O = [Na12(H2O)27]8[Al12Si12O48]8 =>
96 Na + 96 AlO2 + 96 SiO2 + 216 H2O = [Na12(H2O)27]8[Al12Si12O48]8
(PO4)3Si2 + H2Cu = (PO4)3H2 + Si4Cu2 =>
2(PO4)3Si2 + 2 H2Cu = 2(PO4)3H2 + Si4Cu2
H2O2 + SiO2 = H2SiO3 + O =>
H2O2 + SiO2 = H2SiO3 + O
(NH4)2S + CoCl3 = Co2S3 + NH4Cl =>
3(NH4)2S + 2 CoCl3 = Co2S3 + 6 NH4Cl
ZnO + KOH = Zn(OH)2 + K2O =>
ZnO + 2 KOH = Zn(OH)2 + K2O
Mg + HCl = MgCl2 + H2* =>
Mg + 2 HCl = MgCl2 + H2*
CH3COOC2H5 + CoCl2 = (CH3COO)2Co + C2H5Cl =>
2 CH3COOC2H5 + CoCl2 = (CH3COO)2Co + 2 C2H5Cl
NCl3 + H2O = NCl2OH + HCl =>
NCl3 + H2O = NCl2OH + HCl
N2 + S = N2S =>
N2 + S = N2S
C3H4 + KMnO4 = (COOK)2 + KOH + MnO2 + H2O =>
6 C3H4 + 26 KMnO4 = 9(COOK)2 + 8 KOH + 26 MnO2 + 8 H2O
CaCO3 + CO2(exces) + H2O = Ca(HCO3)2 =>
CaCO3 + CO2(exces) + H2O = Ca(HCO3)2
Na2SO4(aq) + CuCl2(aq) = CuSO4(s) + NaCl(aq) =>
Na2SO4(aq) + CuCl2(aq) = CuSO4(s) + 2 NaCl(aq)
S + O + Ba = BaSO4 =>
S + 4 O + Ba = BaSO4
KNO3 + K2S + H2O = S + NO + KOH =>
2 KNO3 + 3 K2S + 4 H2O = 3 S + 2 NO + 8 KOH
Ba(OH)2 + KHSO4 = BaSO4 + K2SO4 + H2O =>
Ba(OH)2 + 2 KHSO4 = BaSO4 + K2SO4 + 2 H2O
H{+} + CO3{-2} = CO2 + H2O =>
2 H{+} + CO3{-2} = CO2 + H2O
Na2(SO4) + AgNO3 = Ag2(SO4) + Na(NO3) =>
Na2(SO4) + 2 AgNO3 = Ag2(SO4) + 2 Na(NO3)
(NH4)2WS4 + HCl = NH4Cl + WS3 + H2S =>
(NH4)2WS4 + 2 HCl = 2 NH4Cl + WS3 + H2S
Na + HF = NaF + H =>
Na + HF = NaF + H
KNOOO = KNOO + OO =>
2 KNOOO = 2 KNOO + OO
N2 + S = N2S5 =>
N2 + 5 S = N2S5
CH3COOC2H5 + CoCl2 = (CH3COO)2Co + C2H5Cl =>
2 CH3COOC2H5 + CoCl2 = (CH3COO)2Co + 2 C2H5Cl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MoO3 + HCl = MoCl6 + H2O =>
MoO3 + 6 HCl = MoCl6 + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Os + O = OsO2 =>
Os + 2 O = OsO2
Na3(PO4) + Li2O = Na2O + Li3(PO4) =>
2 Na3(PO4) + 3 Li2O = 3 Na2O + 2 Li3(PO4)
KCl + LiF = KF + LiCl =>
KCl + LiF = KF + LiCl
iron(ii)oxide + hydrogen = water + iron =>
FeO + H2 = H2O + Fe
NaCIO3 = NaCI + O2(g) =>
2 NaCIO3 = 2 NaCI + 3 O2(g)
CuO + CH = Cu + CO + H2O =>
3 CuO + 2 CH = 3 Cu + 2 CO + H2O
AgNO3 + HSO4 = AgSO4 + HNO3 =>
AgNO3 + HSO4 = AgSO4 + HNO3
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
HOBr + H2O = H3O + OBr =>
HOBr + H2O = H3O + OBr
NaHCO3(aq) + H2S(a) = NaHS(aq) + H2O(l) + CO2(g) =>
NaHCO3(aq) + H2S(a) = NaHS(aq) + H2O(l) + CO2(g)
NaBr + H3PO4 = HBr + Na3PO4 =>
3 NaBr + H3PO4 = 3 HBr + Na3PO4
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