| Équations équilibrées la veille |
Mg(SO4) + 2 NaOH = Mg(OH)2 + Na2(SO4)
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
SO2 + Cu(OH)2 = CuSO3 + H2O =>
SO2 + Cu(OH)2 = CuSO3 + H2O
Mg(SO4) + NaOH = Mg(OH)2 + Na2(SO4) =>
Mg(SO4) + 2 NaOH = Mg(OH)2 + Na2(SO4)
MgNaHSO4 = MgSO4NaH =>
MgNaHSO4 = MgSO4NaH
Cl2 + H2O2 + KOH = KClO3 + H2O =>
Cl2 + 5 H2O2 + 2 KOH = 2 KClO3 + 6 H2O
CS2 + O2 = CS + SO =>
2 CS2 + O2 = 2 CS + 2 SO
C5H2 + O2 = C5O2 + H2 =>
C5H2 + O2 = C5O2 + H2
Au(s) + NaCN(aq) + O2(g) + H2O = NaAu(CN)2(aq) + NaOH(aq) =>
4 Au(s) + 8 NaCN(aq) + O2(g) + 2 H2O = 4 NaAu(CN)2(aq) + 4 NaOH(aq)
C2H2 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
C2H2 + 2 KMnO4 + 3 H2SO4 = 2 CO2 + 4 H2O + 2 MnSO4 + K2SO4
Na[Al(OH)4] = NaAlOH + NaAlO3 + H2O =>
5 Na[Al(OH)4] = 2 NaAlOH + 3 NaAlO3 + 9 H2O
NaCl(aq) + Na2CrO4(aq) = Na2Cl(aq) + NaCrO4(s) =>
NaCl(aq) + Na2CrO4(aq) = Na2Cl(aq) + NaCrO4(s)
C9H7O4 + NaOH = NaC9H6O4 + H2O =>
C9H7O4 + NaOH = NaC9H6O4 + H2O
SO2 + Ba(OH)2 = BaSO4 + H =>
SO2 + Ba(OH)2 = BaSO4 + 2 H
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Cr(OH)3 + H2SiO3 = Cr2(SiO3)3 + H2O =>
2 Cr(OH)3 + 3 H2SiO3 = Cr2(SiO3)3 + 6 H2O
NaHCO3 + Ba(OH)2 = NaOH + BaCO3 + H2O =>
NaHCO3 + Ba(OH)2 = NaOH + BaCO3 + H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Hg(NO3)2 + K2CO3 = HgCO3 + K2(NO3)2 =>
Hg(NO3)2 + K2CO3 = HgCO3 + K2(NO3)2
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)(aq) + Fe(s) =>
3 Ca(s) + Fe(NO3)3(aq) = 3 Ca(NO3)(aq) + Fe(s)
KAl(OH)4 + SO2 = Al(OH)3 + KHSO3 =>
KAl(OH)4 + SO2 = Al(OH)3 + KHSO3
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
C2H6O + Cr2O7{2-} + H3O{+} = Cr{3+} + C2H4O + H2O =>
3 C2H6O + Cr2O7{2-} + 8 H3O{+} = 2 Cr{3+} + 3 C2H4O + 15 H2O
Sn4 + O2 = SnO4 =>
Sn4 + 8 O2 = 4 SnO4
Cl + FeO2 = FeCl + O2 =>
Cl + FeO2 = FeCl + O2
K3PO4 + BaI2 = KI + Ba3(PO4)2 =>
2 K3PO4 + 3 BaI2 = 6 KI + Ba3(PO4)2
CaCO3 + HCl = H2O + CO2 + Ca{2+} + Cl{-} =>
CaCO3 + 2 HCl = H2O + CO2 + Ca{2+} + 2 Cl{-}
N2 + I2 = NI3 =>
N2 + 3 I2 = 2 NI3
CuCl2 + K2CO3 + H2O = (CuOH)2CO3 + KCl + CO2 =>
2 CuCl2 + 2 K2CO3 + H2O = (CuOH)2CO3 + 4 KCl + CO2
Fe26 + Cl2 = FeCl2 =>
Fe26 + 26 Cl2 = 26 FeCl2
ClO2 + I3 = IO + Cl2 =>
6 ClO2 + 4 I3 = 12 IO + 3 Cl2
Sb2O3 + Br2 + KOH = KSbO4 + KBr + H2O =>
Sb2O3 + 4 Br2 + 10 KOH = 2 KSbO4 + 8 KBr + 5 H2O
Sn(s) + HNO3(aq) = SnO2(s) + NO2(g) + H2O(l) =>
Sn(s) + 4 HNO3(aq) = SnO2(s) + 4 NO2(g) + 2 H2O(l)
NH4HSO3 + NH4 + O = (NH4)2SO4 + H2O =>
2 NH4HSO3 + 2 NH4 + 3 O = 2(NH4)2SO4 + H2O
Cu(SO4) + KOH = Cu(OH)2 + K2(SO4) =>
Cu(SO4) + 2 KOH = Cu(OH)2 + K2(SO4)
Na(OH) + HC2H3O2 = Na(C2H3O2) + H2O =>
Na(OH) + HC2H3O2 = Na(C2H3O2) + H2O
Co(No3)3 + (NH4)2S = Co2S3 + NH4No3 =>
2 Co(No3)3 + 3(NH4)2S = Co2S3 + 6 NH4No3
ZnSO4NH4OH = ZnOHNH4SO4 =>
ZnSO4NH4OH = ZnOHNH4SO4
FeCl3 + O2 = Fe2O3 + Cl2 =>
4 FeCl3 + 3 O2 = 2 Fe2O3 + 6 Cl2
K2SO4 + FeBr3 = KBr + Fe2(SO4)3 =>
3 K2SO4 + 2 FeBr3 = 6 KBr + Fe2(SO4)3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na2O2 + H2(SO)4 = Na2(SO)4 + H2O2 =>
Na2O2 + H2(SO)4 = Na2(SO)4 + H2O2
Z2A = Z4A2 =>
2 Z2A = Z4A2
KI + PbAc2 = PbI2 + KAc =>
2 KI + PbAc2 = PbI2 + 2 KAc
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
H2SiO3 + KOH = K2SiO3 + H2O =>
H2SiO3 + 2 KOH = K2SiO3 + 2 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Sr(OH)2 + P2O5 = SrO + P(OH)5 =>
5 Sr(OH)2 + P2O5 = 5 SrO + 2 P(OH)5
Sr(ClO4)2 + K2CO3 = SrCO3 + KClO4 =>
Sr(ClO4)2 + K2CO3 = SrCO3 + 2 KClO4
C3H7COOH + CH3OH = C3H7COOCH4 + H2O =>
3 C3H7COOH + 8 CH3OH = 4 C3H7COOCH4 + 6 H2O
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