| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 Mn(NO3)2 = 3 Mn + 2 Al(NO3)3
HNO2 + SrCO3 = Sr(NO2)2 + CO2 + H2O =>
2 HNO2 + SrCO3 = Sr(NO2)2 + CO2 + H2O
AlPO4 + AgNO3 = Ag3PO4 + Al(NO3)3 =>
AlPO4 + 3 AgNO3 = Ag3PO4 + Al(NO3)3
Na3PO4 + Ca(NO3)2 = Na(NO3)2 + Ca3PO4 =>
Na3PO4 + 3 Ca(NO3)2 = 3 Na(NO3)2 + Ca3PO4
ZnO + Cl = ZnCl2 + O2 =>
2 ZnO + 4 Cl = 2 ZnCl2 + O2
Cr(NO3)2 + NaOH = Cr(OH)2 + NaNO3 =>
Cr(NO3)2 + 2 NaOH = Cr(OH)2 + 2 NaNO3
K + O2 = K2O = =>
4 K + O2 = 2 K2O
KO3 + K = K2O =>
KO3 + 5 K = 3 K2O
C3H4 + H2 = C3H8 =>
C3H4 + 2 H2 = C3H8
Al(NO3)3 + Na2S2O3 = AlS2O3 + Na2(NO3)3 =>
Al(NO3)3 + Na2S2O3 = AlS2O3 + Na2(NO3)3
H2S + FeNO3 = Fe2S + HNO3 =>
H2S + 2 FeNO3 = Fe2S + 2 HNO3
Pb(NO3)2(l) + KI(l) = KNO3 + PbI2 =>
Pb(NO3)2(l) + 2 KI(l) = 2 KNO3 + PbI2
Mn02 = Mn04 =>
2 Mn02 = Mn04
CaN2O6 + H2SO4 = CaSO4 + HNO3 =>
CaN2O6 + H2SO4 = CaSO4 + 2 HNO3
AgCl + H2O = Ag + O + HCl =>
2 AgCl + H2O = 2 Ag + O + 2 HCl
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
Ca2(aq) + (NH4)2CO3(aq) = CaCO3(aq) + (NH4)2(s) =>
Ca2(aq) + 2(NH4)2CO3(aq) = 2 CaCO3(aq) + 2(NH4)2(s)
Ag(NO3)2 + HCl = Ag + HCl(NO3)2 =>
Ag(NO3)2 + HCl = Ag + HCl(NO3)2
CrCl2 + Cl2 + NaOH = Na2Cr2O4 + NaCl + H2O =>
2 CrCl2 + Cl2 + 8 NaOH = Na2Cr2O4 + 6 NaCl + 4 H2O
Chlorine + AlI3 = AlCl3 + iodine =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
FeCl3 + K3CNS = FeCNS + KCl =>
FeCl3 + K3CNS = FeCNS + 3 KCl
Fe + HOH = Fe(OH)3 + H2 =>
2 Fe + 6 HOH = 2 Fe(OH)3 + 3 H2
HNO3 + Zn = H2O + Zn(NO3)2 + NO2 =>
4 HNO3 + Zn = 2 H2O + Zn(NO3)2 + 2 NO2
Ag(NO3)2 + HCl = Ag + HCl(NO3)2 =>
Ag(NO3)2 + HCl = Ag + HCl(NO3)2
Ni(NO3)3 + Na2O3 = Ni2(O3)3 + NaNO3 =>
2 Ni(NO3)3 + 3 Na2O3 = Ni2(O3)3 + 6 NaNO3
W2O3 + HF = WF3 + H2O =>
W2O3 + 6 HF = 2 WF3 + 3 H2O
CH3COOH + ZnO = (CH3COO)2Zn + H2O =>
2 CH3COOH + ZnO = (CH3COO)2Zn + H2O
H3PO4 + (NH4)MoO4 + HNO3 = (NH4)3PO4(MoO3)12 + (NH4)NO3 + H2O =>
2 H3PO4 + 24(NH4)MoO4 + 12 HNO3 = 2(NH4)3PO4(MoO3)12 + 15(NH4)NO3 + 15 H2O
Chlorine + AlI3 = AlCl3 + iodine =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
ZnO + CH3COOH = Zn(CH3COOH)2 + O2 =>
2 ZnO + 4 CH3COOH = 2 Zn(CH3COOH)2 + O2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
OR2 + BrGr2 = OBrGr4 + BrR2 =>
OR2 + 2 BrGr2 = OBrGr4 + BrR2
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
HBr(s) + Na(s) = NaBr(s) + H2(g) =>
2 HBr(s) + 2 Na(s) = 2 NaBr(s) + H2(g)
ZnO + CH3COOH = Zn(CH3COOH)2 + O2 =>
2 ZnO + 4 CH3COOH = 2 Zn(CH3COOH)2 + O2
O = O{-2} + {+} =>
O = O{-2} + 2{+}
ZnO + CH3COOH = Zn(CH3COOH)2 + O2 =>
2 ZnO + 4 CH3COOH = 2 Zn(CH3COOH)2 + O2
MnCl4 + AgNO3 = MnNO3 + AgCl4 =>
MnCl4 + AgNO3 = MnNO3 + AgCl4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
MnCl4 + AgNO3 = MnNO3 + AgCl4 =>
MnCl4 + AgNO3 = MnNO3 + AgCl4
Chlorine + AlI3 = AlCl3 + iodine =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
ZnO + CH3COOH = Zn(CH3COOH)2 + O2 =>
2 ZnO + 4 CH3COOH = 2 Zn(CH3COOH)2 + O2
Pb(C2H3O2)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4C2H3O2 =>
3 Pb(C2H3O2)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4C2H3O2
NiBr2 + Na2CO3 = NiCO3 + Na2Br2 =>
NiBr2 + Na2CO3 = NiCO3 + Na2Br2
CrO7{2-} + CH3OH + H{+} = HCO2H + Cr{3+} + H2O =>
4 CrO7{2-} + 9 CH3OH + 20 H{+} = 9 HCO2H + 4 Cr{3+} + 19 H2O
KI + H2SO4 + KMnO4 = K2SO4 + MnSO4 + I + H2O =>
5 KI + 4 H2SO4 + KMnO4 = 3 K2SO4 + MnSO4 + 5 I + 4 H2O
NH2CH2COOH + NaNO2 + HCl = CHOCOOH + NH2 + NaCl + H2O =>
5 NH2CH2COOH + 3 NaNO2 + 3 HCl = 5 CHOCOOH + 8 NH2 + 3 NaCl + H2O
Fe + Pb(SO4)4 = Fe(SO4)2 + Pb =>
2 Fe + Pb(SO4)4 = 2 Fe(SO4)2 + Pb
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe203 =>
203 FeOCr2O3 + 406 K2CO3 + 203 O2 = 406 K2CrO4 + 406 CO2 + Fe203
Mn4 + H2O2 = Mn4H2O2 =>
Mn4 + H2O2 = Mn4H2O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/28/24
Équations équilibrées sur01/27/24
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