| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2SO4(l) = 2 H2O(g) + 2 SO2(g) + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ca(OH)2 + Cl2O7 = CaO + Cl(OH)7 =>
7 Ca(OH)2 + Cl2O7 = 7 CaO + 2 Cl(OH)7
C + NO2 = CO2 + N =>
C + NO2 = CO2 + N
KBrO3 + KBr + HCl = Br2 + KCl + H2O =>
KBrO3 + 5 KBr + 6 HCl = 3 Br2 + 6 KCl + 3 H2O
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
CaC2(s) + H2O = Ca(OH)2(ac) + C2H2(g) =>
CaC2(s) + 2 H2O = Ca(OH)2(ac) + C2H2(g)
NaHSO3 + HCl = SO2 + H2O + NaCl =>
NaHSO3 + HCl = SO2 + H2O + NaCl
S2Cl2 + H2O = SO2 + HCl + S =>
2 S2Cl2 + 2 H2O = SO2 + 4 HCl + 3 S
ZnCl2 + (NH4)2 = Zn5 + NH4Cl =>
5 ZnCl2 + 5(NH4)2 = Zn5 + 10 NH4Cl
Sn(s) + HNO3(aq) = SnO2 + HNO =>
Sn(s) + HNO3(aq) = SnO2 + HNO
Na2S + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + Na2HSO4 + H2O =>
Na2S + Na2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 2 Na2HSO4 + 3 H2O
HCl + Ba(OH)2 = ClBaO2 + H3 =>
HCl + Ba(OH)2 = ClBaO2 + H3
Fe2O + CO = Fe3O + CO2 =>
3 Fe2O + CO = 2 Fe3O + CO2
CaCl2*2H2O + HCl = HCl*2H2O + CaCl2 =>
CaCl2*2H2O + HCl = HCl*2H2O + CaCl2
C2H5OH + HNO3 = CO2 + NO + H2O =>
C2H5OH + 4 HNO3 = 2 CO2 + 4 NO + 5 H2O
Fe + CuSO4 = Fe2O + CuSO2 =>
4 Fe + CuSO4 = 2 Fe2O + CuSO2
Cu{+2} + PO4{3-} = Cu3(PO4)2 =>
3 Cu{+2} + 2 PO4{3-} = Cu3(PO4)2
AgNo3 + AeCe3 = AgCe + Ae(No3)3 =>
3 AgNo3 + AeCe3 = 3 AgCe + Ae(No3)3
H2C2O4*2H2O + KOH + CuSO4*5H2O = K2[Cu(C2O4)2]*2H2O + K2SO4 + H2O =>
2 H2C2O4*2H2O + 4 KOH + CuSO4*5H2O = K2[Cu(C2O4)2]*2H2O + K2SO4 + 11 H2O
CrCl3 + NH3 = CrCl3(NH3)2 =>
CrCl3 + 2 NH3 = CrCl3(NH3)2
P3 + Co = Co3P2 =>
2 P3 + 9 Co = 3 Co3P2
NaI + HNO3 = I2 + NO + NaNO3 + H2O =>
6 NaI + 8 HNO3 = 3 I2 + 2 NO + 6 NaNO3 + 4 H2O
C6H8O7 + NaCl = C6H7O7Na + HCl =>
C6H8O7 + NaCl = C6H7O7Na + HCl
NH2CONH2 + NO = CO2 + N2 + H2O =>
2 NH2CONH2 + 6 NO = 2 CO2 + 5 N2 + 4 H2O
Ca + Zn(ClO2)2 = Ca(ClO2)2 + Zn =>
Ca + Zn(ClO2)2 = Ca(ClO2)2 + Zn
HClO4 + RbOH = RbClO4 + H2O =>
HClO4 + RbOH = RbClO4 + H2O
Fe + Fe(NO3)3 = Fe(NO3)2 =>
Fe + 2 Fe(NO3)3 = 3 Fe(NO3)2
Ba(NO3)2 + NaOH = Na(NO3)2 + BaOH =>
Ba(NO3)2 + NaOH = Na(NO3)2 + BaOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca + H2 = CaH2 =>
Ca + H2 = CaH2
K4Fe(CN)6 + Na = NaCN + KCN + Fe =>
K4Fe(CN)6 + 2 Na = 2 NaCN + 4 KCN + Fe
MoS2 + Ni3S2 = S + Mo35Ni65 =>
105 MoS2 + 65 Ni3S2 = 340 S + 3 Mo35Ni65
Cr + H2O = Cr2O + H2 =>
2 Cr + H2O = Cr2O + H2
H2SO4(aq) + NaI(s) = Na2SO4(aq) + H2O(l) + I2(g) + SO2(g) =>
2 H2SO4(aq) + 2 NaI(s) = Na2SO4(aq) + 2 H2O(l) + I2(g) + SO2(g)
Fe2O3(s) + C = Fe + CO2(g) =>
2 Fe2O3(s) + 3 C = 4 Fe + 3 CO2(g)
Fe(aq) + SCN(aq) = Fe(SCN)(g) =>
Fe(aq) + SCN(aq) = Fe(SCN)(g)
NNO3 + HBr = Br2 + NO + H2O =>
NNO3 + 2 HBr = Br2 + 2 NO + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
I2 + NO3 = IO3 + NO =>
I2 + 3 NO3 = 2 IO3 + 3 NO
LiOH + LiHCO3 = Li2CO3 + H2O =>
LiOH + LiHCO3 = Li2CO3 + H2O
Fe2(SO4)3 + HCl = FeCl3 + H2SO4 =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2SO4
Cu(OH)2 + Ca3(PO4)2 = Cu3(PO4)2 + Ca(OH)2 =>
3 Cu(OH)2 + Ca3(PO4)2 = Cu3(PO4)2 + 3 Ca(OH)2
Li + Zn(OH)2 = LiOH + Zn =>
2 Li + Zn(OH)2 = 2 LiOH + Zn
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
ZnCl + NH4S = ZnS + ClNH4 =>
ZnCl + NH4S = ZnS + ClNH4
NH4NO3 + K2CO3 = H2O + CO2 + N2 + KNO3 =>
5 NH4NO3 + K2CO3 = 10 H2O + CO2 + 4 N2 + 2 KNO3
Zn + Ni(OH) = Zn(OH) + Ni =>
Zn + Ni(OH) = Zn(OH) + Ni
NaCHO3 + HOOCCH3 = NaOOCCH3 + H2O + CO2 =>
NaCHO3 + HOOCCH3 = NaOOCCH3 + H2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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