| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 H2SO4 + Cr2 = Cr2(SO4)3 + 6 H2O + 3 SO2
Na2Cr2O7 + H2O = NaOH + H2Cr2O7 =>
Na2Cr2O7 + 2 H2O = 2 NaOH + H2Cr2O7
HClO4 + SO2 + H2O = HCl + H2SO4 =>
HClO4 + 4 SO2 + 4 H2O = HCl + 4 H2SO4
H2C3H2O4 + KOH = KC3H2O4 + H3O =>
H2C3H2O4 + KOH = KC3H2O4 + H3O
H4P207 + Au(OH)3 = Au4(P207)3 + H2O =>
3 H4P207 + 4 Au(OH)3 = Au4(P207)3 + 12 H2O
Fe2O3 + Fe = Fe2O3Fe =>
Fe2O3 + Fe = Fe2O3Fe
Hg3(PO3)2 = P2O3 + HgO =>
Hg3(PO3)2 = P2O3 + 3 HgO
NaOH + Mg = Na + Mg(OH)2 =>
2 NaOH + Mg = 2 Na + Mg(OH)2
Zn(s) + HNO3(l) = Zn(NO3)2(s) + N2(g) + H2O(l) =>
5 Zn(s) + 12 HNO3(l) = 5 Zn(NO3)2(s) + N2(g) + 6 H2O(l)
NaBr + KBrO3 = NaBrO3 + KBr =>
NaBr + KBrO3 = NaBrO3 + KBr
C2H4(OH)2 + AgNO3 = CO2 + H2O + Ag + N2 =>
6 C2H4(OH)2 + 10 AgNO3 = 12 CO2 + 18 H2O + 10 Ag + 5 N2
NH4NO3 + Fe(NO3)3 + H2O = Fe2 + HNO3 =>
3 NH4NO3 + 8 Fe(NO3)3 + 9 H2O = 4 Fe2 + 30 HNO3
HNO3 = NO2 + O2 + H2O = HNO3 =>
4 HNO3 = 4 NO2 + O2 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K2SO3 + HClO = H2SO3 + KClO =>
K2SO3 + 2 HClO = H2SO3 + 2 KClO
Ag(s) + CuCl2(aq) = AgCl3 + Cu =>
2 Ag(s) + 3 CuCl2(aq) = 2 AgCl3 + 3 Cu
Cu(NO3)2 + H(H2PO4) = Cu(H2PO4)2 + HNO3 =>
Cu(NO3)2 + 2 H(H2PO4) = Cu(H2PO4)2 + 2 HNO3
HOOCCOONa + NaOH = NaOOCCOONa + H2O =>
HOOCCOONa + NaOH = NaOOCCOONa + H2O
Cu(NO3)2 + Zn(HNO3)2 = Zn(NO3)2 + Cu(HNO3)2 =>
Cu(NO3)2 + Zn(HNO3)2 = Zn(NO3)2 + Cu(HNO3)2
Cu + Mg(NO3)2 = Cu(NO3)3 + Mg =>
2 Cu + 3 Mg(NO3)2 = 2 Cu(NO3)3 + 3 Mg
MnO4(aq) + VO(aq) = Mn(aq) + VO2(aq) =>
MnO4(aq) + 4 VO(aq) = Mn(aq) + 4 VO2(aq)
Fe + Cd(ClO3)2 = Fe(ClO3)3 + Cd =>
2 Fe + 3 Cd(ClO3)2 = 2 Fe(ClO3)3 + 3 Cd
Ag(s) + O2(g) + CN{-}(aq) + H2O = Ag(CN)2(s) + OH{-}(aq) =>
2 Ag(s) + O2(g) + 4 CN{-}(aq) + 2 H2O = 2 Ag(CN)2(s) + 4 OH{-}(aq)
Ba(OH)2 + P4 + H2O = PH3 + BaHPO3 =>
2 Ba(OH)2 + P4 + 2 H2O = 2 PH3 + 2 BaHPO3
C24H46 + O2 = CO + H2O =>
2 C24H46 + 47 O2 = 48 CO + 46 H2O
calciumhydride + water = calciumhydroxide + hydrogen =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
KOH + MgCl2 = KCl + Mg(OH)2 =>
2 KOH + MgCl2 = 2 KCl + Mg(OH)2
Na3PO4 + FeCl3 = Na3Cl3 + PO4Fe =>
Na3PO4 + FeCl3 = Na3Cl3 + PO4Fe
Ag + Ba(NO3)2 = Ag(NO3) + Ba =>
2 Ag + Ba(NO3)2 = 2 Ag(NO3) + Ba
SIF4 + NaOH = Na4SIO4 + NaF + H2O =>
SIF4 + 8 NaOH = Na4SIO4 + 4 NaF + 4 H2O
CuAgSO4 = AgCuSO4 =>
CuAgSO4 = AgCuSO4
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
SnCl2 + HCl + K2CrO4 = SnCl4 + CrCl3 + KCl + H2O =>
3 SnCl2 + 16 HCl + 2 K2CrO4 = 3 SnCl4 + 2 CrCl3 + 4 KCl + 8 H2O
Al(NO3)3 + Ca(CN)2 = Al(CN)3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 Ca(CN)2 = 2 Al(CN)3 + 3 Ca(NO3)2
C + HNO3 = N2 + CO2 + H2O =>
5 C + 4 HNO3 = 2 N2 + 5 CO2 + 2 H2O
BaCl2 + HCl = Ba(HCl2)2 =>
BaCl2 + 2 HCl = Ba(HCl2)2
CaCO3 + NaOH + H2O = NaHCO3 + Ca(OH)2 =>
CaCO3 + NaOH + H2O = NaHCO3 + Ca(OH)2
H2SO4 + AgNO3 = HNO3 + Ag2SO4 =>
H2SO4 + 2 AgNO3 = 2 HNO3 + Ag2SO4
Li + O2 + H2O = H2LiO3 =>
Li + O2 + H2O = H2LiO3
CuS + HNO3 = Cu(NO3)2 + S + H2O + N2O4 =>
CuS + 4 HNO3 = Cu(NO3)2 + S + 2 H2O + N2O4
H3BO3 + NH4F = NH4BF4 + H2O + NH3 =>
H3BO3 + 4 NH4F = NH4BF4 + 3 H2O + 3 NH3
C2SO2 + O2 = CO2 + SO2 =>
C2SO2 + 2 O2 = 2 CO2 + SO2
BeO + N = Be + NO =>
BeO + N = Be + NO
Pb(NO3)2(aq) + K2CrO4(aq) = KNO3(aq) + PbCrO4(s) =>
Pb(NO3)2(aq) + K2CrO4(aq) = 2 KNO3(aq) + PbCrO4(s)
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
NaOH + ZnSO4 = Zn(OH)2 + Na2SO4 =>
2 NaOH + ZnSO4 = Zn(OH)2 + Na2SO4
Na2SO4 + Mg(NO3)2 = NaNO3 + MgSO4 =>
Na2SO4 + Mg(NO3)2 = 2 NaNO3 + MgSO4
MgSO4*4H2O = MgSO4 + H2O =>
MgSO4*4H2O = MgSO4 + 4 H2O
Al2O3 + HNo3 = Al(No3)3 + H2O =>
Al2O3 + 6 HNo3 = 2 Al(No3)3 + 3 H2O
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Équations équilibrées sur12/10/24
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