| Équations équilibrées la veille | Équations équilibrées le lendemain |
S5As2 + 40 HNO3 = 2 H3AsO4 + 5 H2SO4 + 40 NO2 + 12 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C6H12 + H2O = CO2 + H2 =>
C6H12 + 12 H2O = 6 CO2 + 18 H2
SbCl3 + H2S = Sb2S3 + HCl =>
2 SbCl3 + 3 H2S = Sb2S3 + 6 HCl
Cu + HCl = Cu(Cl)2 + H =>
Cu + 2 HCl = Cu(Cl)2 + 2 H
KF + H2SO4 = K2SO4 + HF =>
2 KF + H2SO4 = K2SO4 + 2 HF
NaCl2 + Cl2 = NaCl3 =>
2 NaCl2 + Cl2 = 2 NaCl3
Pb + HCl = PbCl4 + H2 =>
Pb + 4 HCl = PbCl4 + 2 H2
RCOOR + NaOH = NaCO2 + OHR2 =>
RCOOR + NaOH = NaCO2 + OHR2
Zn + HNO3(conc) = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3(conc) = Zn(NO3)2 + 2 NO2 + 2 H2O
Fe{3+} + MnO4{-} = Fe(MnO4)3 =>
Fe{3+} + 3 MnO4{-} = Fe(MnO4)3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
CuFeS2 + O2 + SiO2 = Cu2S + FeSiO3 + SO2 =>
2 CuFeS2 + 4 O2 + 2 SiO2 = Cu2S + 2 FeSiO3 + 3 SO2
C5H10O + O2(g) = CO2(g) + H2O =>
C5H10O + 7 O2(g) = 5 CO2(g) + 5 H2O
Al2O3 + KOH + H2O = K[Al(OH)4] =>
Al2O3 + 2 KOH + 3 H2O = 2 K[Al(OH)4]
Al(OH)3(aq) + HClO3(aq) = H2O(l) + Al(ClO3)3(aq) =>
Al(OH)3(aq) + 3 HClO3(aq) = 3 H2O(l) + Al(ClO3)3(aq)
C10H12O + Na2Cr2O7 + H2SO4 = C10H10O + H2O + Na2SO4 + Cr2(SO4)3 =>
3 C10H12O + Na2Cr2O7 + 4 H2SO4 = 3 C10H10O + 7 H2O + Na2SO4 + Cr2(SO4)3
Zn + HNO3(conc) = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3(conc) = 4 Zn(NO3)2 + N2O + 5 H2O
(CH3)2CHOH + NaH = (CH3)2CHONa + H2 =>
(CH3)2CHOH + NaH = (CH3)2CHONa + H2
BeCO3 + HCl = BeCl2 + H2CO3 =>
BeCO3 + 2 HCl = BeCl2 + H2CO3
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Mn(No3)2 + KOH = Mn(OH)2 + KNo3 =>
Mn(No3)2 + 2 KOH = Mn(OH)2 + 2 KNo3
C2H4 + O2 = HC6H9O3 + H2O =>
3 C2H4 + 2 O2 = HC6H9O3 + H2O
HClO3 + Al(OH)3 = [Al(OH)2]ClO3 + H2O =>
HClO3 + Al(OH)3 = [Al(OH)2]ClO3 + H2O
Ba(NO3)2 + Na3(PO4) = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3(PO4) = Ba3(PO4)2 + 6 NaNO3
LaC2(g) + H2O = La(OH)3 + C2H2 + H2 =>
2 LaC2(g) + 6 H2O = 2 La(OH)3 + 2 C2H2 + H2
Al + H2SO4 = Al2(SO4)3 + H2O + SO2 =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 6 H2O + 3 SO2
Cu(NO3)2 + Sr(OH)2 = Sr(NO3)2 + Cu(OH)2 =>
Cu(NO3)2 + Sr(OH)2 = Sr(NO3)2 + Cu(OH)2
Cr(OH)2 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
Cr(OH)2 + 2 Cl2 + 6 KOH = K2CrO4 + 4 KCl + 4 H2O
K2Cr2O7 + C6H12O6 = K2CO3 + Cr2O3 + H2O + CO2 =>
4 K2Cr2O7 + C6H12O6 = 4 K2CO3 + 4 Cr2O3 + 6 H2O + 2 CO2
FeSO4 + Na2Cr2O7 + H2SO4 = Fe2(SO4)3 + Na2SO4 + Cr2(SO4)3 + H2O =>
6 FeSO4 + Na2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Na2SO4 + Cr2(SO4)3 + 7 H2O
K2Cr2O7 + H2S + H2SO4 = Cr2S3O12 + K2SO4 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 Cr2S3O12 + 4 K2SO4 + 16 H2O
SnCl4 = Sn + Cl2 =>
SnCl4 = Sn + 2 Cl2
K3[Fe(CN)6] + Fe = Fe4[Fe(CN)6]3 + K =>
3 K3[Fe(CN)6] + 4 Fe = Fe4[Fe(CN)6]3 + 9 K
C9H12 = C2H2 + C2H4 =>
2 C9H12 = 6 C2H2 + 3 C2H4
Ca(OH)2(aq) + Cl2(g) = Ca(OCl)2(aq) + CaCl(aq) + H2O(l) =>
4 Ca(OH)2(aq) + 3 Cl2(g) = 2 Ca(OCl)2(aq) + 2 CaCl(aq) + 4 H2O(l)
Al3S3 = Al + S =>
Al3S3 = 3 Al + 3 S
MnI7 = Mn + I2 =>
2 MnI7 = 2 Mn + 7 I2
CO2 + BaO = BaO2 + CO =>
CO2 + BaO = BaO2 + CO
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
KBr + Cl2 + H2SO4 = K2SO4 + Br2 + HCl =>
2 KBr + Cl2 + H2SO4 = K2SO4 + Br2 + 2 HCl
Na2SiO3 + CaH2O2 = CaSiO3 + NaOH =>
Na2SiO3 + CaH2O2 = CaSiO3 + 2 NaOH
CdCO3 + HCl = CdCl2 + CO2 + H2O =>
CdCO3 + 2 HCl = CdCl2 + CO2 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2S + NaOH = NH4OH + Na2S =>
(NH4)2S + 2 NaOH = 2 NH4OH + Na2S
C4H6 + KMnO4 + HCl = HOOCCH2CH2COOH + KCl + MnCl2 + H2O =>
5 C4H6 + 8 KMnO4 + 24 HCl = 5 HOOCCH2CH2COOH + 8 KCl + 8 MnCl2 + 12 H2O
H3PO4 + Al(OH)3 = AlPO4 + H2O =>
H3PO4 + Al(OH)3 = AlPO4 + 3 H2O
CHBr3 + Br2 = HBr + CBr4 =>
CHBr3 + Br2 = HBr + CBr4
LiOH + HC1 = LiC1 + H2O =>
LiOH + HC1 = LiC1 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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