Équations équilibrées la veille |
2 KMnO4(aq) + 5 K2C2O4(aq) + 8 H2SO4(aq) = 2 MnSO4(aq) + 10 CO2(g) + 8 H2O(l) + 6 K2SO4(aq)
Ca + HClO3 = Ca(ClO3)2 + H =>
Ca + 2 HClO3 = Ca(ClO3)2 + 2 H
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaI + NaO3 + H2SO4 = I2 + Na2SO4 + H2O =>
10 NaI + 2 NaO3 + 6 H2SO4 = 5 I2 + 6 Na2SO4 + 6 H2O
Cu(s) + Ag(NO3) = Cu(NO3) + Ag =>
Cu(s) + Ag(NO3) = Cu(NO3) + Ag
Cr2O7{2-} + HS{-} + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 HS{-} + 11 H{+} = 2 Cr{3+} + 3 S + 7 H2O
Br2O + CuO = CuBr2 + O2 =>
Br2O + CuO = CuBr2 + O2
NaCl + KH2SbO4 = Na2H2Sb2O7 + KCl + H2O =>
2 NaCl + 2 KH2SbO4 = Na2H2Sb2O7 + 2 KCl + H2O
Fe(OH)3 + HZ = FeZ3 + H2O =>
Fe(OH)3 + 3 HZ = FeZ3 + 3 H2O
ZnSO4 + Pb(NO3)3 = Zn(NO3)3 + PbSO4 =>
ZnSO4 + Pb(NO3)3 = Zn(NO3)3 + PbSO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Br2 + I2 + Ba(OH)2 = BaBr2 + Ba(IO3)2 + H2O =>
5 Br2 + I2 + 6 Ba(OH)2 = 5 BaBr2 + Ba(IO3)2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu(O)2 + HCl = CuHCl + O2 =>
Cu(O)2 + HCl = CuHCl + O2
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
Na2SO3 + HCl = SO2(g) + NaCl + H2O =>
Na2SO3 + 2 HCl = SO2(g) + 2 NaCl + H2O
CaBr2 + HF = CaF2 + BrH =>
CaBr2 + 2 HF = CaF2 + 2 BrH
Ca3(PO4)2(aq) + SiO2(s) + C(s) = P4(s) + CaSiO3(s) + CO2(g) =>
2 Ca3(PO4)2(aq) + 6 SiO2(s) + 5 C(s) = P4(s) + 6 CaSiO3(s) + 5 CO2(g)
CH3(CH2)3COOH + Ca(OH)2 = Ca(CH3(CH2)3COO)2 + H2O =>
2 CH3(CH2)3COOH + Ca(OH)2 = Ca(CH3(CH2)3COO)2 + 2 H2O
Na2(Sn(OH)4) + AgNO3 + NaOH = Ag + NaNO3 + Na2(Sn(OH)6) =>
Na2(Sn(OH)4) + 2 AgNO3 + 2 NaOH = 2 Ag + 2 NaNO3 + Na2(Sn(OH)6)
CH3NH2 + HBr = CH3NH4 + Br =>
CH3NH2 + 2 HBr = CH3NH4 + 2 Br
HCIO + Zn = ZnCIO + H =>
HCIO + Zn = ZnCIO + H
CaCO3 + C2H8N2O4 = CaC2O4 + (NH4)2CO3 =>
CaCO3 + C2H8N2O4 = CaC2O4 + (NH4)2CO3
NaOH + Al2O3 = NaAlO2 + H2O =>
2 NaOH + Al2O3 = 2 NaAlO2 + H2O
AlCl3(aq) + NaOH(aq) = NaAlO2(aq) + NaCl(aq) + H2O(l) =>
AlCl3(aq) + 4 NaOH(aq) = NaAlO2(aq) + 3 NaCl(aq) + 2 H2O(l)
C4H98 + O2 = CO2 + H2O =>
2 C4H98 + 57 O2 = 8 CO2 + 98 H2O
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
K2CrO7 + K2C2O4 + H2SO4 = Cr2SO4 + CO2 + H2O + K2SO4 =>
2 K2CrO7 + 11 K2C2O4 + 14 H2SO4 = Cr2SO4 + 22 CO2 + 14 H2O + 13 K2SO4
K2Cr2O7(aq) + H2O(l) + S(s) = KOH(aq) + Cr2O3(S) + SO2(g) =>
2 K2Cr2O7(aq) + 2 H2O(l) + 5 S(s) = 4 KOH(aq) + 2 Cr2O3(S) + 3 SO2(g)
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
H3PO4 + HCl = H2PO3Cl + H2O =>
H3PO4 + HCl = H2PO3Cl + H2O
C17H35COONa + Ca + Cl = (C17H35COO)2Ca2 + NaCl =>
2 C17H35COONa + 2 Ca + 2 Cl = (C17H35COO)2Ca2 + 2 NaCl
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
AlCl3(s) + Zn(s) = Al(s) + ZnCl2(s) =>
2 AlCl3(s) + 3 Zn(s) = 2 Al(s) + 3 ZnCl2(s)
CsCl + Ag2SO4 = Cs2SO4 + AgCl =>
2 CsCl + Ag2SO4 = Cs2SO4 + 2 AgCl
CoO + H2O = Co1(OH)2 =>
CoO + H2O = Co1(OH)2
Fl2 + KI = KFl + I2 =>
Fl2 + 2 KI = 2 KFl + I2
H{+} + As2S3{-3} + NO3{-} = AsO4{-3} + S + NO + H2O =>
4 H{+} + 3 As2S3{-3} + 13 NO3{-} = 6 AsO4{-3} + 9 S + 13 NO + 2 H2O
MgCl2 + KNO3 = Mg(NO3)2 + KCl =>
MgCl2 + 2 KNO3 = Mg(NO3)2 + 2 KCl
Al2(SO4)3 + (NH4)2CO3 = Al2(CO3)3 + (NH4)2(SO4) =>
Al2(SO4)3 + 3(NH4)2CO3 = Al2(CO3)3 + 3(NH4)2(SO4)
MnCl2 + NaBiO3 + HCl = NaMnO4 + BiCl3 + NaCl + H2O =>
2 MnCl2 + 5 NaBiO3 + 14 HCl = 2 NaMnO4 + 5 BiCl3 + 3 NaCl + 7 H2O
I2 + Na2SO3 = Na2SO4 + NaI + SO2 =>
I2 + 2 Na2SO3 = Na2SO4 + 2 NaI + SO2
HNO2 + Fe = Fe(HNO2)3 =>
3 HNO2 + Fe = Fe(HNO2)3
CuSO4 + PbNO3 = CuNO3 + PbSO4 =>
CuSO4 + PbNO3 = CuNO3 + PbSO4
PSCl3 + O = POCl3 + S =>
PSCl3 + O = POCl3 + S
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ag2O(s) + NH3(g) = Ag3N(s) + H2O(l) =>
3 Ag2O(s) + 2 NH3(g) = 2 Ag3N(s) + 3 H2O(l)
Fe2O3 + Nb2O5 = FeNbO4 =>
Fe2O3 + Nb2O5 = 2 FeNbO4
C6H12HO6 = CO2 + C2H5OH + H2O =>
12 C6H12HO6 = 22 CO2 + 25 C2H5OH + 3 H2O
C17H35COONa + Ca(OH)2 = (C17H35COO)2Ca + NaOH =>
2 C17H35COONa + Ca(OH)2 = (C17H35COO)2Ca + 2 NaOH
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