Équations équilibrées la veille |
KOH + HCl = OHH + KCl
C3H8(a) + O2(a) = CO2(a) + H2O(v) =>
C3H8(a) + 5 O2(a) = 3 CO2(a) + 4 H2O(v)
Co + HF = CoH + F2 =>
2 Co + 2 HF = 2 CoH + F2
CrBr3 + Cl = CrCl3 + Br =>
CrBr3 + 3 Cl = CrCl3 + 3 Br
C18H16O2 + C3H6O = C21H18O + H2O =>
C18H16O2 + C3H6O = C21H18O + 2 H2O
H2CO3 + Au(OH)3 = Au2(CO3)3 + H2O =>
3 H2CO3 + 2 Au(OH)3 = Au2(CO3)3 + 6 H2O
CO2 + H2O + HF = C2H3F + O2 =>
4 CO2 + 2 H2O + 2 HF = 2 C2H3F + 5 O2
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
CuSO4 + CaOH = CaSO4 + CuOH =>
CuSO4 + CaOH = CaSO4 + CuOH
Ru + H2SO4 = Ru2(SO4)3 + H2O + SO2 =>
2 Ru + 6 H2SO4 = Ru2(SO4)3 + 6 H2O + 3 SO2
K2CrO7 + NH3 + H2SO4 = K2SO4 + Cr(SO4)3 + N2 + H2O =>
K2CrO7 + 2 NH3 + 4 H2SO4 = K2SO4 + Cr(SO4)3 + N2 + 7 H2O
FeS + HNO3 = FeO + S + H2O + NO2 =>
FeS + 2 HNO3 = FeO + S + H2O + 2 NO2
BaCl2 + Na2O4S = Na2Cl2 + BaSO4 =>
BaCl2 + Na2O4S = Na2Cl2 + BaSO4
Na + HOH = NaOH + H2 =>
2 Na + 2 HOH = 2 NaOH + H2
C3H6O2 + H2O2 = CO2 + H2O =>
C3H6O2 + 7 H2O2 = 3 CO2 + 10 H2O
C44H39O3 + O2 = CO2 + H2O =>
4 C44H39O3 + 209 O2 = 176 CO2 + 78 H2O
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + K3(NO3)3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 2 K3(NO3)3
CrBr3 + Na2S = Cr2S3 + BrNa =>
2 CrBr3 + 3 Na2S = Cr2S3 + 6 BrNa
H2SO4 + KBr = Br + K2SO4 + S02 + H2O =>
8 H2SO4 + 12 KBr = 12 Br + 6 K2SO4 + S02 + 8 H2O
Ba + CuS = BaS + Cu =>
Ba + CuS = BaS + Cu
HIO + HI + Na2S = S + NaI + H2O =>
HIO + HI + Na2S = S + 2 NaI + H2O
CH2O + MnO2 = HCOOH + MnO =>
CH2O + MnO2 = HCOOH + MnO
FeO + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeO + 2 KMnO4 + 18 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 18 H2O
Al + H2SO4 = Al2(SO4)3 + H2* =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2*
CH3COOC5H11 + H2O = C3H7COO + C2H5OH =>
10 CH3COOC5H11 + 15 H2O = 8 C3H7COO + 19 C2H5OH
NaI(aq) + Ca(NO3)2(aq) = Na(NO3)(aq) + CaI2(s) =>
2 NaI(aq) + Ca(NO3)2(aq) = 2 Na(NO3)(aq) + CaI2(s)
Na + NH4Br = NaBr + NH3 + H2 =>
2 Na + 2 NH4Br = 2 NaBr + 2 NH3 + H2
COCl2 + Cl2O6 = CO2 + Cl2 =>
6 COCl2 + Cl2O6 = 6 CO2 + 7 Cl2
Ca2Al3Si3O12(OH) = Ca3Al2Si3O12 + Ca2Al2Si3O10(OH)2 + CaAl2Si2O8 + CaAl4Si2O10(OH)2 =>
4 Ca2Al3Si3O12(OH) = Ca3Al2Si3O12 + Ca2Al2Si3O10(OH)2 + 2 CaAl2Si2O8 + CaAl4Si2O10(OH)2
Pd(No3)2 + KI = KNo3 + PdI2 =>
Pd(No3)2 + 2 KI = 2 KNo3 + PdI2
Fe2OH + KI = Fe + KOH + I =>
Fe2OH + KI = 2 Fe + KOH + I
Fe(OH)2 + H2SO4 = Fe(SHO4)2 + H2O =>
Fe(OH)2 + 2 H2SO4 = Fe(SHO4)2 + 2 H2O
K2Cr2O7 + H2SO4 + CH4 = Cr2(SO4)3 + K2SO4 + H2O + CH3CO2H =>
4 K2Cr2O7 + 16 H2SO4 + 6 CH4 = 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O + 3 CH3CO2H
KBr + BaI2 = KI + Ba + Br =>
2 KBr + BaI2 = 2 KI + Ba + 2 Br
SiO4H4 + C6H15O4P = SiPO4 + C2H5OH + OH =>
SiO4H4 + C6H15O4P = SiPO4 + 3 C2H5OH + OH
NaCl + H2SO4 + MnO2 = Na2SO4 + MnCl2 + H2O + Cl2 =>
4 NaCl + 2 H2SO4 + MnO2 = 2 Na2SO4 + MnCl2 + 2 H2O + Cl2
PtBr + Cl2 = PtCl4 + Br =>
PtBr + 2 Cl2 = PtCl4 + Br
CCl4 + H2CCHCl = CH3CCl2CCl3 =>
CCl4 + H2CCHCl = CH3CCl2CCl3
V2O5 + H2SO4 + C2H5OH = C2H4O + VOSO4 + H2O =>
V2O5 + 2 H2SO4 + C2H5OH = C2H4O + 2 VOSO4 + 3 H2O
HCO2H + KOH = H2O + HCO2K =>
HCO2H + KOH = H2O + HCO2K
Na + S = Na2S3 =>
2 Na + 3 S = Na2S3
C6H5NH2 + H2SO4 + K2CrO7 = C6H5NH2O + K2SO4 + Cr(SO4)3 + H2 =>
7 C6H5NH2 + 4 H2SO4 + K2CrO7 = 7 C6H5NH2O + K2SO4 + Cr(SO4)3 + 4 H2
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
Ca(HCO3)2(aq) + Ba(OH)2(aq) = BaCO3(s) + CaCO3(s) + H2O(l) =>
Ca(HCO3)2(aq) + Ba(OH)2(aq) = BaCO3(s) + CaCO3(s) + 2 H2O(l)
HCNS + KMnO4 + H2SO4 = MnSO4 + K2SO4 + HCN + H2O =>
5 HCNS + 6 KMnO4 + 4 H2SO4 = 6 MnSO4 + 3 K2SO4 + 5 HCN + 4 H2O
C3H8 + KMnO4 + H2O = C2H4(OH)2 + MnO2 + KOH =>
6 C3H8 + 10 KMnO4 + 8 H2O = 9 C2H4(OH)2 + 10 MnO2 + 10 KOH
C6H5CO2H(aq) + NaOH(s) = NaC6H5CO2 + H2O =>
C6H5CO2H(aq) + NaOH(s) = NaC6H5CO2 + H2O
Zn(OH)2 + H2(SO4) = Zn(SO4) + HOH =>
Zn(OH)2 + H2(SO4) = Zn(SO4) + 2 HOH
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
*Al + C2 = Al4C =>
8*Al + C2 = 2 Al4C
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