| Équations équilibrées la veille |
4 C3H9 + 21 O2 = 12 CO2 + 18 H2O
FeCl2 + H2O = Fe3O4 + HCl + H =>
3 FeCl2 + 4 H2O = Fe3O4 + 6 HCl + 2 H
C70H41O6N + O2 = CO2 + H2O + N2 =>
4 C70H41O6N + 309 O2 = 280 CO2 + 82 H2O + 2 N2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HAuCl4 + NaBH4 + H2O = Au + B(OH)3 + NaCl + H2 =>
2 HAuCl4 + 8 NaBH4 + 24 H2O = 2 Au + 8 B(OH)3 + 8 NaCl + 29 H2
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
K + HNO3 = K(NO3)2 + N2O + H2O =>
4 K + 10 HNO3 = 4 K(NO3)2 + N2O + 5 H2O
NO + I2O5 = I2 + NO2 =>
5 NO + I2O5 = I2 + 5 NO2
Fe(OH)3 + CH3COOH = Fe(CH3COO)3 + H2O =>
Fe(OH)3 + 3 CH3COOH = Fe(CH3COO)3 + 3 H2O
FeO + Cl2 = FeCl2 + Cl27O =>
2 FeO + 29 Cl2 = 2 FeCl2 + 2 Cl27O
CCl2O + H2O = HCl + CO2 =>
CCl2O + H2O = 2 HCl + CO2
Zinc + sulfuricacid = zincsulfate + sulfurdioxide + water =>
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 H2O
Na + H2SO4 = Na2SO4 + H2S + H2O =>
8 Na + 5 H2SO4 = 4 Na2SO4 + H2S + 4 H2O
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
K2Cr2O7 + Al(SO4)3 = Al(Cr2O7)3 + K2SO4 =>
3 K2Cr2O7 + Al(SO4)3 = Al(Cr2O7)3 + 3 K2SO4
MnBr2 + KMnO4 + H2O = MnO2 + HBr + KOH =>
3 MnBr2 + 2 KMnO4 + 4 H2O = 5 MnO2 + 6 HBr + 2 KOH
Fe + (NO3)2 + NaCN = NaNO3 + Fe(CN)2 =>
Fe + (NO3)2 + 2 NaCN = 2 NaNO3 + Fe(CN)2
P4S3 + KClO3 = KCl + SO2 + P2O5 =>
3 P4S3 + 16 KClO3 = 16 KCl + 9 SO2 + 6 P2O5
Fe3C + H2SO4 = Fe(SO4) + H2 + C =>
Fe3C + 3 H2SO4 = 3 Fe(SO4) + 3 H2 + C
Cr2O7{-2} + CH3OH + H{+} = Cr + CO2 + H2O =>
Cr2O7{-2} + 2 CH3OH + 2 H{+} = 2 Cr + 2 CO2 + 5 H2O
AgBr(s) + NaNO3 + NH4OH = NH4Br + AgNO3 + NaOH =>
AgBr(s) + NaNO3 + NH4OH = NH4Br + AgNO3 + NaOH
CO + SO4 = CO(SO4) =>
CO + SO4 = CO(SO4)
As4S6 + O3 = As4O6 + SO2 =>
As4S6 + 6 O3 = As4O6 + 6 SO2
(CoCl4) + H2O = (CoH2O) + Cl =>
(CoCl4) + H2O = (CoH2O) + 4 Cl
Na2S2O8 + C18H24O2 + H2O = Na2SO4 + CO2 + H2SO4 =>
46 Na2S2O8 + C18H24O2 + 34 H2O = 46 Na2SO4 + 18 CO2 + 46 H2SO4
Al2(SO3)3 + HCl = AlCl3 + H2SO3 =>
Al2(SO3)3 + 6 HCl = 2 AlCl3 + 3 H2SO3
KNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + KNO2 + H2O =>
KNO3 + 2 FeSO4 + H2SO4 = Fe2(SO4)3 + KNO2 + H2O
KNO3(aq) + Na2CO3(aq) = K2CO3 + NaNO3 =>
2 KNO3(aq) + Na2CO3(aq) = K2CO3 + 2 NaNO3
Cr2(SO4)3 + K2S2O8 + H2O = K2CrO4 + H2SO4 + K2SO4 =>
Cr2(SO4)3 + 3 K2S2O8 + 8 H2O = 2 K2CrO4 + 8 H2SO4 + K2SO4
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
Cl2 + P2 = P2Cl3 =>
3 Cl2 + 2 P2 = 2 P2Cl3
CuCl2 + H4SiO4 = CuSiO4 + Cl2H4 =>
CuCl2 + H4SiO4 = CuSiO4 + Cl2H4
Na2O2 + H2O = NaOH + O23 =>
23 Na2O2 + 23 H2O = 46 NaOH + O23
KI + K2Cr2O7 + HNO3 = I2 + Cr(NO3)3 + KNO3 + H2O =>
6 KI + K2Cr2O7 + 14 HNO3 = 3 I2 + 2 Cr(NO3)3 + 8 KNO3 + 7 H2O
Zn + Pb3N2 = Pb + Zn3N2 =>
3 Zn + Pb3N2 = 3 Pb + Zn3N2
C2H5OH(aw) + O2(g) = CO2(g) + H2O =>
C2H5OH(aw) + 3 O2(g) = 2 CO2(g) + 3 H2O
F2 + PbCl2 = FCl2 + Pb =>
F2 + 2 PbCl2 = 2 FCl2 + 2 Pb
HCl + HNO3 = NO2 + H2O + Cl3 =>
3 HCl + 3 HNO3 = 3 NO2 + 3 H2O + Cl3
Al(SO4)2 + Ca(OH) = AlOH + Ca(SO4)2 =>
Al(SO4)2 + Ca(OH) = AlOH + Ca(SO4)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe + Ag3PO4 = Ag3 + FePO4 =>
Fe + Ag3PO4 = Ag3 + FePO4
C3H7COOH + C3H7OH = C3H7COOC3H7 + H2O =>
C3H7COOH + C3H7OH = C3H7COOC3H7 + H2O
FeCl3 + (HOH)3 = Fe(OH) + HCl3 =>
3 FeCl3 + (HOH)3 = 3 Fe(OH) + 3 HCl3
Ag + HNO3 = NO + H2O + AgNO3 =>
3 Ag + 4 HNO3 = NO + 2 H2O + 3 AgNO3
Cu + HNO3 = Cu(NO3)2 + N2 + H2O =>
5 Cu + 12 HNO3 = 5 Cu(NO3)2 + N2 + 6 H2O
HCl(aq) + Na2CO3(aq) = H2O(l) + CO2(g) + NaCl(aq) =>
2 HCl(aq) + Na2CO3(aq) = H2O(l) + CO2(g) + 2 NaCl(aq)
Fe(OH)2 + (NH4)2S = H2O + NH3 + FeS =>
Fe(OH)2 + (NH4)2S = 2 H2O + 2 NH3 + FeS
AlCl3O2 = AlCl3 + O2 =>
AlCl3O2 = AlCl3 + O2
CaS + HNO3 = NO + SO2 + CaNO3 + H2O =>
3 CaS + 8 HNO3 = 5 NO + 3 SO2 + 3 CaNO3 + 4 H2O
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