| Équations équilibrées la veille |
2 K3PO4 + 3(NH4)2SO4 = 2(NH4)3PO4 + 3 K2SO4**
SiO2(s) + C(s) = SiC(s) + CO(g) =>
SiO2(s) + 3 C(s) = SiC(s) + 2 CO(g)
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
SiO2(s) + C(s) = Si(l) + CO(g) =>
SiO2(s) + 2 C(s) = Si(l) + 2 CO(g)
NF3 + H2O = HNO3 + NO + HF =>
3 NF3 + 5 H2O = HNO3 + 2 NO + 9 HF
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
SIO2(s) + C(s) = SIC(s) + CO(g) =>
SIO2(s) + 3 C(s) = SIC(s) + 2 CO(g)
CaF2 = Ca + F =>
CaF2 = Ca + 2 F
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K4As2O7 + Mg(OH)2 = KOH + Mg2As2O7 =>
K4As2O7 + 2 Mg(OH)2 = 4 KOH + Mg2As2O7
FeO + H = FeH + H2O =>
FeO + 3 H = FeH + H2O
Ca(NO3)2 + AlBO3 = Al(NO3)2 + CaBO3 =>
Ca(NO3)2 + AlBO3 = Al(NO3)2 + CaBO3
HCl + Ca2Si = CaCl2 + SiH4 =>
4 HCl + Ca2Si = 2 CaCl2 + SiH4
AgCO3 + NH3 = Ag(NH3) + CO3 =>
AgCO3 + NH3 = Ag(NH3) + CO3
C3H7NH2 + H2O = OH{-} + C3H7NH3{+} =>
C3H7NH2 + H2O = OH{-} + C3H7NH3{+}
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
NaC2H3O2 + HNO = HC2H3O2 + NaNO =>
NaC2H3O2 + HNO = HC2H3O2 + NaNO
Na + Br = Br2(l)Na =>
Na + 2 Br = Br2(l)Na
LiOH + HPO4 = LiPO4 + HOH =>
LiOH + HPO4 = LiPO4 + HOH
KReO4 + HCl + H3PO2 = ReCl7 + H2O + K3PO2 =>
3 KReO4 + 21 HCl + H3PO2 = 3 ReCl7 + 12 H2O + K3PO2
C2H2(l) + O2(g) = CO(g) + H2O(g) =>
2 C2H2(l) + 3 O2(g) = 4 CO(g) + 2 H2O(g)
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Sm2O3 + H3SbO3 = SmSbO3 + H2O =>
Sm2O3 + 2 H3SbO3 = 2 SmSbO3 + 3 H2O
SiO2(s) + C(s) = Si(s) + CO(g) =>
SiO2(s) + 2 C(s) = Si(s) + 2 CO(g)
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2 =>
2 CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2
FeO(s) + C(s) = Fe(l) + CO2(g) =>
2 FeO(s) + C(s) = 2 Fe(l) + CO2(g)
Ag + Au = AgAu =>
Ag + Au = AgAu
Ag2S + FeCl2 = AgCl + FeS =>
Ag2S + FeCl2 = 2 AgCl + FeS
FeO(s) + C(s) = Fe(s) + CO2(g) =>
2 FeO(s) + C(s) = 2 Fe(s) + CO2(g)
FeO(s) + C(s) = Fe(l) + CO2(g) =>
2 FeO(s) + C(s) = 2 Fe(l) + CO2(g)
HF + CuSO4 = CuF2 + H2SO4 =>
2 HF + CuSO4 = CuF2 + H2SO4
FeBr2 + KCl = FeCl2 + KBr =>
FeBr2 + 2 KCl = FeCl2 + 2 KBr
FeO(s) + C(s) = Fe(l) + CO2(g) =>
2 FeO(s) + C(s) = 2 Fe(l) + CO2(g)
C6H11OH + KMnO4 + H2SO4 = COOH(CH2)4COOH + MnSO4 + K2SO4 + H2O =>
5 C6H11OH + 8 KMnO4 + 12 H2SO4 = 5 COOH(CH2)4COOH + 8 MnSO4 + 4 K2SO4 + 17 H2O
Cl2(g) + KI(aq) = KCl(aq) + I2(g) =>
Cl2(g) + 2 KI(aq) = 2 KCl(aq) + I2(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Si2H3 + O2 = Si1O2 + H2O =>
4 Si2H3 + 11 O2 = 8 Si1O2 + 6 H2O
KI(aq) + Cl2(g) = KCl(aq) + I2(s) =>
2 KI(aq) + Cl2(g) = 2 KCl(aq) + I2(s)
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CdBr2 + Na2S = CdS + NaBr =>
CdBr2 + Na2S = CdS + 2 NaBr
K2CO3 + MgSO4 = MgCO3 + K2SO4 =>
K2CO3 + MgSO4 = MgCO3 + K2SO4
MgO + N2O3 = Mg + NO3 =>
3 MgO + N2O3 = 3 Mg + 2 NO3
Zn + Cu = CuZn30 =>
30 Zn + Cu = CuZn30
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
Fe(NO3)2(aq) + Na2CO3 = FeCO3(s) + NaNO3 =>
Fe(NO3)2(aq) + Na2CO3 = FeCO3(s) + 2 NaNO3
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Équations équilibrées sur01/04/25
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