| Équations équilibrées la veille |
Na2S + NiSO4 = NiS + 2 Na{+} + SO4{-2}
NaCl2 + H2O = NaOH + Cl + H2 =>
2 NaCl2 + 2 H2O = 2 NaOH + 4 Cl + H2
ClO3{-} + As2S3 + H2O = Cl{-} + H2AsO4{-} + S + H{+} =>
5 ClO3{-} + 3 As2S3 + 9 H2O = 5 Cl{-} + 6 H2AsO4{-} + 9 S + 6 H{+}
Pb(NO3)2(aq) + KI(aq) = PbI2(aq) + K(NO3)(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(aq) + 2 K(NO3)(aq)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HF + Sr(OH)2 = SrF2 + H(OH) =>
2 HF + Sr(OH)2 = SrF2 + 2 H(OH)
Nb2O5 + Mg = MgO + NbO =>
Nb2O5 + 3 Mg = 3 MgO + 2 NbO
Br9I2 = I2 + Br =>
Br9I2 = I2 + 9 Br
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Ba(OH)2ZnO = Zn(OH)2BaO =>
Ba(OH)2ZnO = Zn(OH)2BaO
H3PO4 = HOH + HPO3 =>
H3PO4 = HOH + HPO3
Ca3P2 + S = CaS + P =>
Ca3P2 + 3 S = 3 CaS + 2 P
H3SO4 + NaOH = Na3SO4 + H2O =>
H3SO4 + 3 NaOH = Na3SO4 + 3 H2O
(CH3)2C2H2 + H2O = (CH3)3COH =>
(CH3)2C2H2 + H2O = (CH3)3COH
S2O3{2-} + ClO{-} + H2O = SO4{2-} + Cl{-} + H{+} =>
S2O3{2-} + 4 ClO{-} + H2O = 2 SO4{2-} + 4 Cl{-} + 2 H{+}
Al(s) + CuCl(aq) = AlCl(aq) + copper =>
Al(s) + CuCl(aq) = AlCl(aq) + Cu
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Lead(II)Phosphate + LithiumBromide = Lead(II)Bromide + LithiumPhosphate =>
Lead(II)Phosphate + LithiumBromide = Lead(II)Bromide + LithiumPhosphate
V2O5 + H2 = V2O3 + H2O =>
V2O5 + 2 H2 = V2O3 + 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
NaNO3 + Cu + H2SO4 = Cu(NO3)2 + NO + Na2SO4 + H2O =>
8 NaNO3 + 3 Cu + 4 H2SO4 = 3 Cu(NO3)2 + 2 NO + 4 Na2SO4 + 4 H2O
Mg2 + NO2 = MgO + N2 =>
2 Mg2 + 2 NO2 = 4 MgO + N2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
NH4NO3 + Na3PO4 = (NH4)3PO4 + NaNO3 =>
3 NH4NO3 + Na3PO4 = (NH4)3PO4 + 3 NaNO3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Ba(OH)2 + Ca(HCO3)2 = CaCO3 + Ba(HCO3)2 + H2O =>
Ba(OH)2 + 2 Ca(HCO3)2 = 2 CaCO3 + Ba(HCO3)2 + 2 H2O
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
Sb22 + O2 = Sb2O3 =>
2 Sb22 + 33 O2 = 22 Sb2O3
H{+} + MnO2 + SO3{-} = SO2O6 + Mn{+} + H2O =>
14 H{+} + 11 MnO2 + 3 SO3{-} = 3 SO2O6 + 11 Mn{+} + 7 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
HI2 + KMnO4 + H2SO4 = I + MnSO4 + K2SO4 + H2O =>
10 HI2 + 2 KMnO4 + 3 H2SO4 = 20 I + 2 MnSO4 + K2SO4 + 8 H2O
Na2Co3 + Ag(NO3)2 = Na2(NO3)2 + AgCo3 =>
Na2Co3 + Ag(NO3)2 = Na2(NO3)2 + AgCo3
K2CO3 + SO2 + H2O = KHSO3 + CO2 =>
K2CO3 + 2 SO2 + H2O = 2 KHSO3 + CO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2B4O7*6H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*6H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cl2 + LiI = LiCl + I2 =>
Cl2 + 2 LiI = 2 LiCl + I2
Ce{4} + Fe{2} = Fe{3} + Ce{3} =>
Ce{4} + Fe{2} = Fe{3} + Ce{3}
Cu(NO2)3 = CuO + NO + O2 =>
Cu(NO2)3 = CuO + 3 NO + O2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
H2O + Al + KOH = K3[Al(OH)6] + H2 =>
6 H2O + 2 Al + 6 KOH = 2 K3[Al(OH)6] + 3 H2
NaOH + H4P2O4 = Na4P2O4 + H2O =>
4 NaOH + H4P2O4 = Na4P2O4 + 4 H2O
CO2 + HBr = C2H3Br3 + O2 =>
2 CO2 + 3 HBr = C2H3Br3 + 2 O2
CaC2 + H2O + CO2 = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16 H2O + 3 CO2 = 6 Ca(OH)2 + 5 CH2CHCO2H
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HClO + NO + H2O = HNO3 + HCl =>
3 HClO + 2 NO + H2O = 2 HNO3 + 3 HCl
NaH2SO3 + H2SO4 = Na2SO4 + SO2 + H2O =>
2 NaH2SO3 + 2 H2SO4 = Na2SO4 + 3 SO2 + 4 H2O
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