Équations équilibrées la veille |
Li2S + 2 HBr = H2S + 2 LiBr
Ca + (PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
3 Ca + (PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Ag + H3PO4 = Ag3(PO4)2 + H2 =>
3 Ag + 2 H3PO4 = Ag3(PO4)2 + 3 H2
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaIO + Cr(OH)2 + NaOH = NaI + Na2CrO4 + H2O =>
2 NaIO + Cr(OH)2 + 2 NaOH = 2 NaI + Na2CrO4 + 2 H2O
Zn(Na3)2 + NaOH = ZnNa + OH(Na3)2 =>
Zn(Na3)2 + NaOH = ZnNa + OH(Na3)2
CaCO3 + HCl = CaCl + CO2 + H2 + O2 =>
2 CaCO3 + 2 HCl = 2 CaCl + 2 CO2 + H2 + O2
HPO3 + NaOH = Na3(PO4) + H2O =>
HPO3 + 3 NaOH = Na3(PO4) + 2 H2O
KCO3 + H2SO4 = H2CO3 + KSO4 =>
KCO3 + H2SO4 = H2CO3 + KSO4
Sr(OH)2 + H2SO4 = H2O + SrSO4 =>
Sr(OH)2 + H2SO4 = 2 H2O + SrSO4
Co2(SO4)3 + KOH = Co(OH)3 + K2SO4 =>
Co2(SO4)3 + 6 KOH = 2 Co(OH)3 + 3 K2SO4
SiO2 + C + Cl2 = SiCl4 + COC =>
SiO2 + 4 C + 2 Cl2 = SiCl4 + 2 COC
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
NH3 + H3PO4 = NH4PO4 + H2 =>
NH3 + H3PO4 = NH4PO4 + H2
C27H46O + CH2Cl2 + C7H5ClO3 = C27H46O2 + C8H7Cl3O2 =>
C27H46O + CH2Cl2 + C7H5ClO3 = C27H46O2 + C8H7Cl3O2
C6H12O + H2SO4 = C6H10 + H3O + HSO4 =>
C6H12O + H2SO4 = C6H10 + H3O + HSO4
H2S + HClO = S + HCl + H2O =>
H2S + HClO = S + HCl + H2O
Co(NO3)2 + Rb3PO4 = Co3(PO4)2 + Rb(NO3) =>
3 Co(NO3)2 + 2 Rb3PO4 = Co3(PO4)2 + 6 Rb(NO3)
NaCHO3 + H6C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
21 NaCHO3 + 6 H6C6H5O7 = 15 CO2 + 26 H2O + 7 Na3C6H5O7
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Mg(OH)2 + Na2HPO4 = MgHPO4 + NaOH =>
Mg(OH)2 + Na2HPO4 = MgHPO4 + 2 NaOH
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Ba(NO3)2 + H2SO4 = BaSO4 + (NO3)2 + H2 =>
Ba(NO3)2 + H2SO4 = BaSO4 + (NO3)2 + H2
Fe(CO)5 + Na = Na2[Fe(CO)4] + CO =>
Fe(CO)5 + 2 Na = Na2[Fe(CO)4] + CO
Ba(IO3)2 + KI = I2 + K(IO3) + Ba =>
Ba(IO3)2 + 2 KI = I2 + 2 K(IO3) + Ba
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
RbCl + H2SO4 = HCl + Rb2SO4 =>
2 RbCl + H2SO4 = 2 HCl + Rb2SO4
H2CO3 + LiOH + NaOH = LiNaCO3 + H2O =>
H2CO3 + LiOH + NaOH = LiNaCO3 + 2 H2O
Na2CO3(s) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 CH3COOH(aq) = 2 CH3COONa(aq) + CO2(g) + H2O(l)
Cl + F2 = ClF5 =>
2 Cl + 5 F2 = 2 ClF5
H3PO4 + (NH4)2MnO4 + HNO3 = (NH3)PO4*12MnO2 + (NH4)NO3 + H2O =>
8 H3PO4 + 96(NH4)2MnO4 + 142 HNO3 = 8(NH3)PO4*12MnO2 + 163(NH4)NO3 + 129 H2O
NaNO3 + HCN = NaCN + HNO3 =>
NaNO3 + HCN = NaCN + HNO3
Cu + NaNO3 = CuO + NaNO2 =>
Cu + NaNO3 = CuO + NaNO2
Ca(s) + HCl(l) = CaCl2(aq) + H2(g) =>
Ca(s) + 2 HCl(l) = CaCl2(aq) + H2(g)
Cu(NO3)2(aq) + KI(aq) = CuI2(s) + KNO3(aq) =>
Cu(NO3)2(aq) + 2 KI(aq) = CuI2(s) + 2 KNO3(aq)
FeSO4 + ZnCl2 = FeCl + Zn(SO4)2 =>
2 FeSO4 + ZnCl2 = 2 FeCl + Zn(SO4)2
Cr2(SO4)3 = Cr2O3 + SO3 =>
Cr2(SO4)3 = Cr2O3 + 3 SO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
C2H5CHO + Cu(OH)2 = Cu2O + C2H5COOH + H2O =>
C2H5CHO + 2 Cu(OH)2 = Cu2O + C2H5COOH + 2 H2O
HF + NaCl = HCl + NaF =>
HF + NaCl = HCl + NaF
AlCl3 + Au = AlAu + Cl3 =>
AlCl3 + Au = AlAu + Cl3
MnO2 + NaCl + H2SO4 = MnCl2 + Na2SO4 + Cl2 + H2O =>
MnO2 + 4 NaCl + 2 H2SO4 = MnCl2 + 2 Na2SO4 + Cl2 + 2 H2O
X2Y + Z2Y = XYZ =>
X2Y + Z2Y = 2 XYZ
(NH4)2SO4 + Al(NO3)3 = Al2(SO4)3 + NH4NO3 =>
3(NH4)2SO4 + 2 Al(NO3)3 = Al2(SO4)3 + 6 NH4NO3
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
LiNO3 + HCl = LiCl + HNO3 =>
LiNO3 + HCl = LiCl + HNO3
AuCl3 + CO = Au4Cl8 + COCl2 =>
4 AuCl3 + 2 CO = Au4Cl8 + 2 COCl2
KSO3 + HNO3 = K(NO3)2 + H2SO3 =>
KSO3 + 2 HNO3 = K(NO3)2 + H2SO3
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