Équations équilibrées la veille |
2 K2Cr2O7 + 3 CH2O + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O + 3 CO2
Ba(NO3)2 + (NH4)2CO3 = N2H4O3 + BaCO3 =>
Ba(NO3)2 + (NH4)2CO3 = 2 N2H4O3 + BaCO3
Ag(NO3) + Na3PO4 = AgPO4 + NO3Na3 =>
Ag(NO3) + Na3PO4 = AgPO4 + NO3Na3
CH3CH2OHNaCl = CH3CH2ONaHCl =>
CH3CH2OHNaCl = CH3CH2ONaHCl
CH3COH + KMnO4 + KOH = CH3CH2COOH + K2MnO4 + H2O =>
3 CH3COH + 2 KMnO4 + 2 KOH = 2 CH3CH2COOH + 2 K2MnO4 + H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
F2 + FeI2 = Fe2F + I2 =>
F2 + 4 FeI2 = 2 Fe2F + 4 I2
H2O + KCl = HCl + K2O =>
H2O + 2 KCl = 2 HCl + K2O
K2CO3 + MgCl2 = MgCO3 + KCl =>
K2CO3 + MgCl2 = MgCO3 + 2 KCl
Mn + NO2 = MnNO2 =>
Mn + NO2 = MnNO2
Na2CrO4(aq) + Cu(NO3)2(aq) = CuCrO4 + NaNO3 =>
Na2CrO4(aq) + Cu(NO3)2(aq) = CuCrO4 + 2 NaNO3
KMnO4 + H2SO4 + KI = MnSO4 + H2O + I2 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 8 H2O + 5 I2 + 6 K2SO4
Na + K2SO4 = NaK2SO4 =>
Na + K2SO4 = NaK2SO4
Zn + P = ZnP =>
Zn + P = ZnP
AlCl = Al + Cl2 =>
2 AlCl = 2 Al + Cl2
NH4Cl + D2O = ND4Cl + HOD =>
NH4Cl + 4 D2O = ND4Cl + 4 HOD
FeS + HCI = FeSHCI =>
FeS + HCI = FeSHCI
(FeS2) + O2 = Fe2O3 + SO2 =>
4(FeS2) + 11 O2 = 2 Fe2O3 + 8 SO2
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4 + NaNO3 =>
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4 + 2 NaNO3
SO4 + Ba(OH)2 = BaSO4 + OH =>
SO4 + Ba(OH)2 = BaSO4 + 2 OH
C6H10 = C + H =>
C6H10 = 6 C + 10 H
CH3COOKH2O = CH3COOHKOH =>
CH3COOKH2O = CH3COOHKOH
MgSO4 + PbCl2 = MgCl2 + PbSO4 =>
MgSO4 + PbCl2 = MgCl2 + PbSO4
KCl + AgC2H3O2 = AgCl + KC2H3O2 =>
KCl + AgC2H3O2 = AgCl + KC2H3O2
MnO2(s) + HCl(aq) = MnCl2(s) + Cl6(g) + H2O(l) =>
3 MnO2(s) + 12 HCl(aq) = 3 MnCl2(s) + Cl6(g) + 6 H2O(l)
CH2 + H2O + CO = CH3CH2CO2H =>
2 CH2 + H2O + CO = CH3CH2CO2H
CH3COOLi + H2O = CH3COOH + Li2O =>
2 CH3COOLi + H2O = 2 CH3COOH + Li2O
(NH4)OH + CO2 = (NH4)2CO3 + H2O =>
2(NH4)OH + CO2 = (NH4)2CO3 + H2O
CH3COOH + Zn = Zn(CH3COO)3 + H2 =>
6 CH3COOH + 2 Zn = 2 Zn(CH3COO)3 + 3 H2
Mg + Na2CO3 = MgCO3 + Na =>
Mg + Na2CO3 = MgCO3 + 2 Na
Ca2 + NH3 = Ca(NH3)2 =>
Ca2 + 4 NH3 = 2 Ca(NH3)2
QR3(g) + U2(g) = QU(g) + R2U(l) =>
4 QR3(g) + 5 U2(g) = 4 QU(g) + 6 R2U(l)
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
C17H3 + CuO = H2O + CO2 + Cu =>
2 C17H3 + 71 CuO = 3 H2O + 34 CO2 + 71 Cu
Ca(OH)2 + H2Cr2O7 = HOH + CaCr2O7 =>
Ca(OH)2 + H2Cr2O7 = 2 HOH + CaCr2O7
Ca(OH)2 + KHP = HOH + CaP + K2P =>
Ca(OH)2 + 2 KHP = 2 HOH + CaP + K2P
Li(s) + H2(g) = Li3H =>
6 Li(s) + H2(g) = 2 Li3H
C2H5NH2 + C2H5OH = (C2H5)2NH + H2O =>
C2H5NH2 + C2H5OH = (C2H5)2NH + H2O
HCO3 + Ag2(OH) = Ag2(CO3) + H2O =>
HCO3 + Ag2(OH) = Ag2(CO3) + H2O
K3PO4 = K{+} + PO4{3-} =>
K3PO4 = 3 K{+} + PO4{3-}
CHCHH2O = CH2CHOH =>
CHCHH2O = CH2CHOH
C3H + O2 = CO2 + H2O =>
4 C3H + 13 O2 = 12 CO2 + 2 H2O
KClO4 + H2SO4 + KI = I2 + H2O + KCl + K2SO4 =>
KClO4 + 4 H2SO4 + 8 KI = 4 I2 + 4 H2O + KCl + 4 K2SO4
MgSiO3 + H2CO3 = H2SiO3 + MgCO3 =>
MgSiO3 + H2CO3 = H2SiO3 + MgCO3
HIO3 + HCl = I2 + Cl2 + H2O =>
2 HIO3 + 10 HCl = I2 + 5 Cl2 + 6 H2O
KCO3(aq) + FeNO3(aq) = FeCO3(s) + KNO3 =>
KCO3(aq) + FeNO3(aq) = FeCO3(s) + KNO3
Carbon + ironoxide = iron + carbondioxide =>
3 C + 2 Fe2O3 = 4 Fe + 3 CO2
Cu + S = Cu1S =>
Cu + S = Cu1S
CaSO4 + Sr3P2 = Ca3P2 + SrSO4 =>
3 CaSO4 + Sr3P2 = Ca3P2 + 3 SrSO4
C8H18O + O2 = CO2 + H2O =>
C8H18O + 12 O2 = 8 CO2 + 9 H2O
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