| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2CN2 = N2 + CH2
(NH4)2S + PbCl2 = (NH4)Cl + PbS =>
(NH4)2S + PbCl2 = 2(NH4)Cl + PbS
LiF + O2 = Li2O + F =>
4 LiF + O2 = 2 Li2O + 4 F
K + HClO4 = KClO4 + H2 =>
2 K + 2 HClO4 = 2 KClO4 + H2
Al + CH3COO = (CH3COO)3Al =>
Al + 3 CH3COO = (CH3COO)3Al
FeSO4(aq) + (NH4)2S(aq) = FeS(aq) + (NH4)2SO4(s) =>
FeSO4(aq) + (NH4)2S(aq) = FeS(aq) + (NH4)2SO4(s)
Cu(NO3)2(aq) + H2O = Cu(H2O)6 + NO3 =>
Cu(NO3)2(aq) + 6 H2O = Cu(H2O)6 + 2 NO3
HBr + NaMnO4 = NaBr + MnBr2 + Br2 + H2O =>
16 HBr + 2 NaMnO4 = 2 NaBr + 2 MnBr2 + 5 Br2 + 8 H2O
NH4 + Mg = Mg3N2 + H2 =>
2 NH4 + 3 Mg = Mg3N2 + 4 H2
Br2(g) + NaCl(aq) = NaBr + Cl2 =>
Br2(g) + 2 NaCl(aq) = 2 NaBr + Cl2
Ba(NO3)2 + Na2C2O4 = Ba(C2O4) + NaNO3 =>
Ba(NO3)2 + Na2C2O4 = Ba(C2O4) + 2 NaNO3
Mg(HCO3)2 = MgCO3 + CO2 + H2O =>
Mg(HCO3)2 = MgCO3 + CO2 + H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + KHSO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 8 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + 2 KHSO4 + 7 H2O
Fe(NO3)3(aq) + KI(aq) = FeI3 + KNO3 =>
Fe(NO3)3(aq) + 3 KI(aq) = FeI3 + 3 KNO3
FeCl3 + NH4Cl = FeCl2 + HCl + N2 =>
6 FeCl3 + 2 NH4Cl = 6 FeCl2 + 8 HCl + N2
LiOH(aq) + VCl3(aq) = LiCl(aq) + V(OH)3 =>
3 LiOH(aq) + VCl3(aq) = 3 LiCl(aq) + V(OH)3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + Fe{2} = Al{3} + Fe =>
2 Al + 3 Fe{2} = 2 Al{3} + 3 Fe
ZnI2 + HNO3 = Zn(NO3)2 + HI =>
ZnI2 + 2 HNO3 = Zn(NO3)2 + 2 HI
Na2SO4 + NiBr2 = NiSO4 + NaBr =>
Na2SO4 + NiBr2 = NiSO4 + 2 NaBr
Na(OH) + S = Na2S2O3 + Na2S + H2O =>
6 Na(OH) + 4 S = Na2S2O3 + 2 Na2S + 3 H2O
O2(g) + C2H2O(g) = CO2(g) + H2O(l) =>
2 O2(g) + C2H2O(g) = 2 CO2(g) + H2O(l)
CoO(s) + H2(g) = Co(s) + H2O(g) =>
CoO(s) + H2(g) = Co(s) + H2O(g)
CH3CHO + H = CH3CH2OH =>
CH3CHO + 2 H = CH3CH2OH
H3PO3 + Ca(OH)2 = (CaOH)3PO3 + H2O =>
H3PO3 + 3 Ca(OH)2 = (CaOH)3PO3 + 3 H2O
Mg(HCO3)2 = MgCO3 + CO2 + H2O =>
Mg(HCO3)2 = MgCO3 + CO2 + H2O
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
SbS3 = Sb + S3 =>
SbS3 = Sb + S3
TiCl3 + K2Cr2O7 + HCl = TiOCl2 + CrCl3 + KCl + H2O =>
6 TiCl3 + K2Cr2O7 + 2 HCl = 6 TiOCl2 + 2 CrCl3 + 2 KCl + H2O
CCl3CHO + H2O = CCl3CH(OH)2 =>
CCl3CHO + H2O = CCl3CH(OH)2
HI(aq) = H(aq) + I(aq) =>
HI(aq) = H(aq) + I(aq)
SO2Cl2 + H2O = H2SO4 + HCl =>
SO2Cl2 + 2 H2O = H2SO4 + 2 HCl
K2Cr2O7 + Na2S2O3 + HCl = KCl + CrCl3 + NaCl + SO2 + H2O =>
2 K2Cr2O7 + 3 Na2S2O3 + 22 HCl = 4 KCl + 4 CrCl3 + 6 NaCl + 6 SO2 + 11 H2O
Na2Sn(OH)4 + Br2 + NaOH = Na2Sn(OH)6 + NaBr =>
Na2Sn(OH)4 + Br2 + 2 NaOH = Na2Sn(OH)6 + 2 NaBr
K2CO3 + HNO2 = H2CO3 + KNO2 =>
K2CO3 + 2 HNO2 = H2CO3 + 2 KNO2
Li2S + KOH = LiOH + K2S =>
Li2S + 2 KOH = 2 LiOH + K2S
NaNO3 + H = NaNO2 + H2O =>
NaNO3 + 2 H = NaNO2 + H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
K3PO4(aq) + Cu(NO3)2 = KNO3(aq) + Cu3(PO4)2(s) =>
2 K3PO4(aq) + 3 Cu(NO3)2 = 6 KNO3(aq) + Cu3(PO4)2(s)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Al2(OH)3Cl3 + Ca(HCO3)2 = Al(OH)3 + CaCl2 + CO2 =>
2 Al2(OH)3Cl3 + 3 Ca(HCO3)2 = 4 Al(OH)3 + 3 CaCl2 + 6 CO2
CH3COOH + H2 = C4H8O2 + H2O =>
2 CH3COOH + 2 H2 = C4H8O2 + 2 H2O
Mn{2+} + Cl{-} = MnCl2 =>
Mn{2+} + 2 Cl{-} = MnCl2
HCN + Cl2 = ClCN + HCl =>
HCN + Cl2 = ClCN + HCl
Mg + HCIO4 = Mg(CIO4)2 + H2 =>
Mg + 2 HCIO4 = Mg(CIO4)2 + H2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
H2O(l) + CO2(g) = C6H12O6 + O2(g) =>
6 H2O(l) + 6 CO2(g) = C6H12O6 + 6 O2(g)
C2H6(g) + O2(g) = CO2(g) + H21O(g) =>
7 C2H6(g) + 15 O2(g) = 14 CO2(g) + 2 H21O(g)
KOH(aq) + Ca(NO3)2(aq) = K(NO3)2(aq) + CaOH(aq) =>
KOH(aq) + Ca(NO3)2(aq) = K(NO3)2(aq) + CaOH(aq)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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