| Équations équilibrées la veille |
H2O + NO2 = H2NO3
Zn + CuSO4 + H2O = Cu(OH)2 + ZnSO4 + H2 =>
Zn + CuSO4 + 2 H2O = Cu(OH)2 + ZnSO4 + H2
C3H5(C18H35O2)3 + NaOH = C3H5(OH)3 + C18H35OONa =>
C3H5(C18H35O2)3 + 3 NaOH = C3H5(OH)3 + 3 C18H35OONa
Ca + I = Ca2I =>
2 Ca + I = Ca2I
MnI2 + AgNO3 = AgI + Mn(NO3)2 =>
MnI2 + 2 AgNO3 = 2 AgI + Mn(NO3)2
MnI2 = Mn + I =>
MnI2 = Mn + 2 I
C2H8(OH)2 + O2 = CO2 + H2O =>
2 C2H8(OH)2 + 7 O2 = 4 CO2 + 10 H2O
KC2H3O2 + HCl = KCl + HC2H3O2 =>
KC2H3O2 + HCl = KCl + HC2H3O2
CaCO3 + H{+} = CO2 + H2O + Ca{2+} =>
CaCO3 + 2 H{+} = CO2 + H2O + Ca{2+}
MnI2 = Mn + I2 =>
MnI2 = Mn + I2
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Cu + HCl + H2O2 = Cu2Cl(OH)3 + H2O =>
2 Cu + HCl + 2 H2O2 = Cu2Cl(OH)3 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
MnI2 + F2 = MnF3 + IF5 =>
2 MnI2 + 13 F2 = 2 MnF3 + 4 IF5
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Zn + CrBr3 = CrBr2 + ZnBr2 =>
Zn + 2 CrBr3 = 2 CrBr2 + ZnBr2
CH3COOH + NH4OH = CH3COOOH + NH4H =>
CH3COOH + NH4OH = CH3COOOH + NH4H
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
K + Ca(NO3)2 = KNO3 + Ca =>
2 K + Ca(NO3)2 = 2 KNO3 + Ca
CuF2 + Li2CO3 = CuCO3 + Li2F2 =>
CuF2 + Li2CO3 = CuCO3 + Li2F2
H2S + NaMnO4 = S + MnO2 + H2O + NaOH =>
3 H2S + 2 NaMnO4 = 3 S + 2 MnO2 + 2 H2O + 2 NaOH
CH3CH2COOH(aq) + H2O(l) = CH3CH2COO + H3O =>
CH3CH2COOH(aq) + H2O(l) = CH3CH2COO + H3O
Ca(C2H3O2) + NaSO4 = CaSO4 + NaC2H3O2 =>
Ca(C2H3O2) + NaSO4 = CaSO4 + NaC2H3O2
C3H72O + O2 = CO2 + H2O =>
2 C3H72O + 41 O2 = 6 CO2 + 72 H2O
C6H6 = C + H2 =>
C6H6 = 6 C + 3 H2
MnO(OH)2 + Na2CO3 + KCIO3 = Na2MnO4 + KCI + H2O + CO2 =>
3 MnO(OH)2 + 3 Na2CO3 + KCIO3 = 3 Na2MnO4 + KCI + 3 H2O + 3 CO2
Sr(OH)2 + HNO3 = H2O + Sr(NO3)2 =>
Sr(OH)2 + 2 HNO3 = 2 H2O + Sr(NO3)2
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
HCl(aq) + Na2S(aq) = H2S(s) + NaCl =>
2 HCl(aq) + Na2S(aq) = H2S(s) + 2 NaCl
CH3CH2NH2 + CO2 + H2O = (CH3CH2NH3)HCO3 =>
CH3CH2NH2 + CO2 + H2O = (CH3CH2NH3)HCO3
HI + (NH4)2S = HS + (NH4)2I =>
HI + (NH4)2S = HS + (NH4)2I
AgNO3 + CaCl2 = Ag2Cl2 + Ca + NO3 =>
2 AgNO3 + CaCl2 = Ag2Cl2 + Ca + 2 NO3
H2O + H3PO4 + Fe = FeHPO4 + H3O =>
2 H2O + H3PO4 + Fe = FeHPO4 + 2 H3O
Na2SO3(s) + HCl(l) = NaCl(s) + H2O(l) + SO2(g) =>
Na2SO3(s) + 2 HCl(l) = 2 NaCl(s) + H2O(l) + SO2(g)
KI + NH3 = KH + NI3 =>
3 KI + NH3 = 3 KH + NI3
Cd(OH)2 + HCl = HOH + CdCl2 =>
Cd(OH)2 + 2 HCl = 2 HOH + CdCl2
Ca(OH)2 + Fe2O3 = Ca3(FeO3)2 + H2O =>
3 Ca(OH)2 + Fe2O3 = Ca3(FeO3)2 + 3 H2O
CoCl2*6H2O + C2H8N2 + HCl + H2O2 = [CoCl2(C2H8N2)2]Cl + H2O =>
2 CoCl2*6H2O + 4 C2H8N2 + 2 HCl + H2O2 = 2[CoCl2(C2H8N2)2]Cl + 14 H2O
NH4ClO3 + NiS = (NH4)2S + Ni(ClO3)2 =>
2 NH4ClO3 + NiS = (NH4)2S + Ni(ClO3)2
NaNO3H2SO3 = NaNO2H2SO4 =>
NaNO3H2SO3 = NaNO2H2SO4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
SbBr3 + H2S = Sb2S3 + HBr =>
2 SbBr3 + 3 H2S = Sb2S3 + 6 HBr
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
K2Cr2O7 + C3H8O + H2SO4 = K2SO4 + Cr2(SO4)3 + C3H6O + H2O =>
K2Cr2O7 + 3 C3H8O + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 C3H6O + 7 H2O
KHSO4 + CaO = CaSO4 + K2O + H2O =>
2 KHSO4 + 2 CaO = 2 CaSO4 + K2O + H2O
C2H2 + AgNO3 = AgC2H + HNO3 =>
C2H2 + AgNO3 = AgC2H + HNO3
NaS + HNO3 = HS + NaNO3 =>
NaS + HNO3 = HS + NaNO3
CrCl3 + ClO{-} + H2O = Cr2O7{2-} + Cl{-} + H{+} =>
2 CrCl3 + 3 ClO{-} + 4 H2O = Cr2O7{2-} + 9 Cl{-} + 8 H{+}
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