| Équations équilibrées la veille |
PbS + 4 HNO3 = PbSO4 + 4 NO2 + 2 H2
ZnO2 = O2 + Zn =>
ZnO2 = O2 + Zn
Z + H2SO4 = ZSO4 + H =>
Z + H2SO4 = ZSO4 + 2 H
Ga(ClO)3 = GaCl3 + O2 =>
2 Ga(ClO)3 = 2 GaCl3 + 3 O2
Na2Cr2O7 + H2O + H2S = S + Cr(OH)3 + NaOH =>
Na2Cr2O7 + H2O + 3 H2S = 3 S + 2 Cr(OH)3 + 2 NaOH
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CH3COH + Cl2 = CHCl2COH + H2 =>
CH3COH + Cl2 = CHCl2COH + H2
FeS + H2O + O2 = Fe(OH)3 + S =>
4 FeS + 6 H2O + 3 O2 = 4 Fe(OH)3 + 4 S
Zn(NO3)2 + HCl = ZnCl2 + HNO3 =>
Zn(NO3)2 + 2 HCl = ZnCl2 + 2 HNO3
K2CrO4 + NaCl + H2O = Cr(OH)3 + KOH + NaOH + Cl2 =>
2 K2CrO4 + 6 NaCl + 8 H2O = 2 Cr(OH)3 + 4 KOH + 6 NaOH + 3 Cl2
H2SO4 + ScCl3 = Sc2(SO4)3 + HCl =>
3 H2SO4 + 2 ScCl3 = Sc2(SO4)3 + 6 HCl
H2O + IF7 = HF + O2 + I2 =>
14 H2O + 4 IF7 = 28 HF + 7 O2 + 2 I2
FeSiO4 + H2CO3 = Fe + HCO3 + H4SiO4 =>
FeSiO4 + 4 H2CO3 = Fe + 4 HCO3 + H4SiO4
RbF + GaN = Rb3N + GaF3 =>
3 RbF + GaN = Rb3N + GaF3
C6H8Cl2O2 + C6H16N2 = NH(CH2)6NHCO(CH2)4CO + HCl =>
C6H8Cl2O2 + C6H16N2 = NH(CH2)6NHCO(CH2)4CO + 2 HCl
Ag + HNO3 = AgNO32 + NO + H2O =>
3 Ag + 62 HNO3 = 3 AgNO32 + 59 NO + 31 H2O
PbCrO4 + H{+} = Pb{+2} + Cr2O7{-2} + H2O =>
2 PbCrO4 + 2 H{+} = 2 Pb{+2} + Cr2O7{-2} + H2O
C6H6 + F2 = H2 + C6F6 =>
C6H6 + 3 F2 = 3 H2 + C6F6
FeCl2 + Fe2(SO4)3 + NH3 + H2O = Fe3O4 + NH4Cl + (NH4)2SO4 =>
FeCl2 + Fe2(SO4)3 + 8 NH3 + 4 H2O = Fe3O4 + 2 NH4Cl + 3(NH4)2SO4
C7H6O3 + CH3CO2H = C9H8O4 =>
10 C7H6O3 + CH3CO2H = 8 C9H8O4
Y(NO3)3*6H2O = Y2O3 + NO2 + O2 + H2O =>
4 Y(NO3)3*6H2O = 2 Y2O3 + 12 NO2 + 3 O2 + 24 H2O
CaBr2 + Fe = FeBr2 + Ca =>
CaBr2 + Fe = FeBr2 + Ca
CH3COOH + FeCO3 = CH3COOFe + CO2 + H2O =>
9 CH3COOH + 8 FeCO3 = 8 CH3COOFe + 10 CO2 + 6 H2O
I2O3 = I2 + O2 =>
2 I2O3 = 2 I2 + 3 O2
C5H5N + H2O = C5H6N + OH =>
C5H5N + H2O = C5H6N + OH
KOH + H3PO5 = K3PO5 + H2O =>
3 KOH + H3PO5 = K3PO5 + 3 H2O
Pb(s) + PbO2(s) + H2SO4(aq) = PbSO4(aq) + H2O(l) =>
Pb(s) + PbO2(s) + 2 H2SO4(aq) = 2 PbSO4(aq) + 2 H2O(l)
CaAl2Si2O8 + Ca2Al2SiO7 + CaSiO3 = Ca3Al2(SiO4)3 =>
CaAl2Si2O8 + Ca2Al2SiO7 + 3 CaSiO3 = 2 Ca3Al2(SiO4)3
NO + MnO4{-} = NO3{-} + MnO2 =>
NO + MnO4{-} = NO3{-} + MnO2
MgCO3 + Ce(NH4)2(NO3)6 + NH4H2PO4 = MgCe4(PO4)6 + CO2 + HNO3 + NH3 + H2O =>
MgCO3 + 4 Ce(NH4)2(NO3)6 + 6 NH4H2PO4 = MgCe4(PO4)6 + CO2 + 24 HNO3 + 14 NH3 + H2O
Au2O3 + H2O = Au(OH)3 =>
Au2O3 + 3 H2O = 2 Au(OH)3
K2SO4 + BaCl2 = (BaSO4)8 + KCl =>
8 K2SO4 + 8 BaCl2 = (BaSO4)8 + 16 KCl
(NH4)2SO4 + Ca(OH)2 = OHNH4 + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2 OHNH4 + CaSO4
NH4ClO4 + P4 = P2O5 + NH3 + HCl =>
5 NH4ClO4 + 2 P4 = 4 P2O5 + 5 NH3 + 5 HCl
HNO3 + HJ = NO2 + HJO2 + H2O =>
4 HNO3 + HJ = 4 NO2 + HJO2 + 2 H2O
H2NSO2OH + NaOH = NaOSO2NH2 + H2O =>
H2NSO2OH + NaOH = NaOSO2NH2 + H2O
K(s) + H(g) = KH(s) =>
K(s) + H(g) = KH(s)
P4O10 + NaOH = Na3PO4 + H2O =>
P4O10 + 12 NaOH = 4 Na3PO4 + 6 H2O
Cu3P + H{+} + Cr2O7{2-} = Cu{2+} + H3PO4 + Cr{3+} + H2O =>
6 Cu3P + 124 H{+} + 11 Cr2O7{2-} = 18 Cu{2+} + 6 H3PO4 + 22 Cr{3+} + 53 H2O
ZS + O2 = ZO + S2 =>
2 ZS + O2 = 2 ZO + S2
Sr{2+} + NO3{-} = Sr(NO3)2 =>
Sr{2+} + 2 NO3{-} = Sr(NO3)2
SeO3 + H2O = Se(OH)2 + O2 =>
SeO3 + H2O = Se(OH)2 + O2
Fe(OH)3 + Mg = Mg(OH)3 + Fe =>
Fe(OH)3 + Mg = Mg(OH)3 + Fe
HCOOH + Mg(OH)2 = Mg(HCOO)2 + H2O =>
2 HCOOH + Mg(OH)2 = Mg(HCOO)2 + 2 H2O
WO3 + H2 = W3 + H2O =>
3 WO3 + 9 H2 = W3 + 9 H2O
NaBr + CI = NaCI + Br2 =>
2 NaBr + 2 CI = 2 NaCI + Br2
H6 + O2Mg3 = HMg2 + O2 =>
H6 + 4 O2Mg3 = 6 HMg2 + 4 O2
Fe(NO3)3 + KSCN = Fe(SCN)3 + KNO3 =>
Fe(NO3)3 + 3 KSCN = Fe(SCN)3 + 3 KNO3
SnCl2 + K2Cr2O7 + HCl = SnO4 + CrCl3 + KCl + H2O =>
SnCl2 + K2Cr2O7 + 6 HCl = SnO4 + 2 CrCl3 + 2 KCl + 3 H2O
CaCO3 + BaCl2 = CaCl2 + BaCO3 =>
CaCO3 + BaCl2 = CaCl2 + BaCO3
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