| Équations équilibrées la veille |
6 Si2H3 + 17 O3 = 12 SiO2 + 9 H2O3
PH3(g) + O2(g) = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2(g) = P4O10(s) + 6 H2O(g)
Cr(s) + Fe(NO3)2 = Fe(s) + Cr(NO3)3 =>
2 Cr(s) + 3 Fe(NO3)2 = 3 Fe(s) + 2 Cr(NO3)3
Na2S(aq) + H2O(l) = NaOH(aq) + H2S(g) =>
Na2S(aq) + 2 H2O(l) = 2 NaOH(aq) + H2S(g)
Ca + HC2H3O2 = Ca(C2H3O2)2 + H2 =>
Ca + 2 HC2H3O2 = Ca(C2H3O2)2 + H2
CuI2 + H2SO4 = I2 + CuSO4 + H2O + H2S =>
4 CuI2 + 5 H2SO4 = 4 I2 + 4 CuSO4 + 4 H2O + H2S
Mg(s) + Zn(NO3)3(aq) = Mg(NO3)2 + Zn =>
3 Mg(s) + 2 Zn(NO3)3(aq) = 3 Mg(NO3)2 + 2 Zn
P4S5 + PBr3 = P4S3 + Br =>
3 P4S5 + 8 PBr3 = 5 P4S3 + 24 Br
Ba + SCN = BaSCN =>
Ba + SCN = BaSCN
NaN3 = Na + N =>
NaN3 = Na + 3 N
Co(ClO3)2 = CoCl2 + O2 =>
Co(ClO3)2 = CoCl2 + 3 O2
(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH3H2O =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH3H2O
C12H12O6 + H2O = C2H6O + CO2 =>
C12H12O6 + 6 H2O = 4 C2H6O + 4 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KI + K2Cr2O7 + H2O = KIO3 + Cr(OH)3 + KOH =>
KI + K2Cr2O7 + 4 H2O = KIO3 + 2 Cr(OH)3 + 2 KOH
MnSO4 + (NH4)2S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO4 =>
MnSO4 + (NH4)2S2O8 + 2 H2O = MnO2 + 2 H2SO4 + (NH4)2SO4
P + O3 = P2O3 =>
2 P + O3 = P2O3
CaAl2Si2O8 = CaO + Al2O3 + SiO2 =>
CaAl2Si2O8 = CaO + Al2O3 + 2 SiO2
CaCl2 + Fe2(SO4)3 = CaSO4 + FeCl3 =>
3 CaCl2 + Fe2(SO4)3 = 3 CaSO4 + 2 FeCl3
Ca + H2O(l) = CaO + H =>
Ca + H2O(l) = CaO + 2 H
Co(NO3)2 + K(OH) = Co(OH)2 + K(NO3) =>
Co(NO3)2 + 2 K(OH) = Co(OH)2 + 2 K(NO3)
LiAl(SiO3)2 + H2SO4 = Li2SO4 + SiO2 + Al2(SO4)3 + H2O =>
2 LiAl(SiO3)2 + 4 H2SO4 = Li2SO4 + 4 SiO2 + Al2(SO4)3 + 4 H2O
SbCl3 + HCl = H3[SbCl6] =>
SbCl3 + 3 HCl = H3[SbCl6]
AgNO3 + K2CO3 = Ag2CO3 + KNO3 =>
2 AgNO3 + K2CO3 = Ag2CO3 + 2 KNO3
KMnO4 + Na2S + HCl = KCl + MnCl2 + Na2SO4 + H2O =>
8 KMnO4 + 5 Na2S + 24 HCl = 8 KCl + 8 MnCl2 + 5 Na2SO4 + 12 H2O
PbCl2 + Ni = NiCl3 + Pb2 =>
6 PbCl2 + 4 Ni = 4 NiCl3 + 3 Pb2
NH3 + H3BO3 = NH4BO2 + H2O =>
NH3 + H3BO3 = NH4BO2 + H2O
C16H32O2 + O2 = CO2 + H2O =>
C16H32O2 + 23 O2 = 16 CO2 + 16 H2O
Ni(OH)2(s) + H2SO4(aq) = NiSO4(s) + H2O(l) =>
Ni(OH)2(s) + H2SO4(aq) = NiSO4(s) + 2 H2O(l)
CH3OCH3 = C3H6 + H2O =>
3 CH3OCH3 = 2 C3H6 + 3 H2O
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
Li(s) + HCl(aq) = LiCl + H2 =>
2 Li(s) + 2 HCl(aq) = 2 LiCl + H2
Zn(OH)2 + O2 = Zn3O4 + H2O =>
6 Zn(OH)2 + O2 = 2 Zn3O4 + 6 H2O
H2SO4(aq) + Sr(OH)2(aq) = H2O + SrSO4 =>
H2SO4(aq) + Sr(OH)2(aq) = 2 H2O + SrSO4
SiO2 + Cl = SiCl4 + O2 =>
SiO2 + 4 Cl = SiCl4 + O2
Cu(NO3)2*3H2O + C6H8O7 = Cu2O + CO2 + N2 + H2O =>
18 Cu(NO3)2*3H2O + 11 C6H8O7 = 9 Cu2O + 66 CO2 + 18 N2 + 98 H2O
FeAsS + HNO3 = Fe(NO3)3 + H3AsO4 + H2SO4 + NO + H2O =>
3 FeAsS + 23 HNO3 = 3 Fe(NO3)3 + 3 H3AsO4 + 3 H2SO4 + 14 NO + 4 H2O
Ni + Ag2S = Ag + NiS =>
Ni + Ag2S = 2 Ag + NiS
Ca(H2PO4)2 + NH4HCO3 = (NH4)2HPO4 + CaCO3 + CO2 + H2O =>
Ca(H2PO4)2 + 4 NH4HCO3 = 2(NH4)2HPO4 + CaCO3 + 3 CO2 + 3 H2O
Cu + Ca(NO3)2 = Cu(NO3) + Ca =>
2 Cu + Ca(NO3)2 = 2 Cu(NO3) + Ca
HCIO2 + Cu(OH) = CuCIO2 + H2O =>
HCIO2 + Cu(OH) = CuCIO2 + H2O
NiCl2*6H2O + NH3 = [Ni(NH3)6]Cl2 + H2O =>
NiCl2*6H2O + 6 NH3 = [Ni(NH3)6]Cl2 + 6 H2O
C2H6 + Br = C2H5Br + HBr =>
C2H6 + 2 Br = C2H5Br + HBr
CH3OOH + KOH = KCH3COO + H2O =>
2 CH3OOH + KOH = KCH3COO + 3 H2O
Zn + H2S2O7 = Zn2S2O7 + H2S + H2O =>
16 Zn + 9 H2S2O7 = 8 Zn2S2O7 + 2 H2S + 7 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
CoBr2 + Fe = FeBr2 + Co =>
CoBr2 + Fe = FeBr2 + Co
Al + LiNO3 = Al2O3 + Li2O + N2 =>
10 Al + 6 LiNO3 = 5 Al2O3 + 3 Li2O + 3 N2
KI + H2(SO4) = I + H2S + K2O =>
8 KI + H2(SO4) = 8 I + H2S + 4 K2O
H3PO4(aq) + AgNO3(aq) = HNO3(aq) + Ag3PO4(aq) =>
H3PO4(aq) + 3 AgNO3(aq) = 3 HNO3(aq) + Ag3PO4(aq)
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