| Équations équilibrées la veille |
C2F4 + 2 O2 = 2 CO2 + 2 F2
Na2SO3 + H2O2 + KOH = NaOH + K2SO4 + H2O =>
Na2SO3 + H2O2 + 2 KOH = 2 NaOH + K2SO4 + H2O
NaHCO3 + Ca(OH)2 = CaCO3 + Na2CO3 + H2O =>
2 NaHCO3 + Ca(OH)2 = CaCO3 + Na2CO3 + 2 H2O
K + SO4 = KSO4 =>
K + SO4 = KSO4
HNO3 + Al = NO2 + Al(NO3)3 + H2O =>
6 HNO3 + Al = 3 NO2 + Al(NO3)3 + 3 H2O
H2S1 + O2 = SO2 + H2O =>
2 H2S1 + 3 O2 = 2 SO2 + 2 H2O
FS2 + O2 = F2O3 + SO2 =>
4 FS2 + 11 O2 = 2 F2O3 + 8 SO2
SrWO4 + CO2 = SrCO3 + WO3 =>
SrWO4 + CO2 = SrCO3 + WO3
ZnCl2 + NH3 = HCl + ZnH + NCl =>
4 ZnCl2 + 3 NH3 = 5 HCl + 4 ZnH + 3 NCl
AgAu(C2H3O2)3 = Ag(C2H3O2)3Au =>
AgAu(C2H3O2)3 = Ag(C2H3O2)3Au
CH3OH + H2O = CH2(OH)2 + H2 =>
CH3OH + H2O = CH2(OH)2 + H2
SO3H2SO4 = H2SO4*SO3 =>
SO3H2SO4 = H2SO4*SO3
K3PO4 + H3PO4 = KH2PO4 =>
K3PO4 + 2 H3PO4 = 3 KH2PO4
KH + S = K2S + H2 =>
2 KH + S = K2S + H2
MgCl2(aq) + Ca(s) = Mg + CaCl2 =>
MgCl2(aq) + Ca(s) = Mg + CaCl2
NiCl2 + Br2 + NaOH = NiOOH + NaBr + NaCl + H2O =>
2 NiCl2 + Br2 + 6 NaOH = 2 NiOOH + 2 NaBr + 4 NaCl + 2 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
MnSO4 + NaBiO3 + HNO3 = Bi(NO3)3 + MnO2 + NaNO3 + H2SO4 + H2O =>
MnSO4 + NaBiO3 + 4 HNO3 = Bi(NO3)3 + MnO2 + NaNO3 + H2SO4 + H2O
NaH2S = NaSH2 =>
NaH2S = NaSH2
C5H11OH + O2 = H2CO3 + H2O =>
2 C5H11OH + 15 O2 = 10 H2CO3 + 2 H2O
Na2CO3KCl = Na2ClKCO3 =>
Na2CO3KCl = Na2ClKCO3
H2SnCl6 + NaOH = NaCl + SnO2*3H2O + H2O =>
H2SnCl6 + 6 NaOH = 6 NaCl + SnO2*3H2O + H2O
C17H19NO3 = OH + C17H18NO2 =>
C17H19NO3 = OH + C17H18NO2
Zn + HgO + H2O = ZnO2{2-} + Hg + H{+} =>
Zn + HgO + H2O = ZnO2{2-} + Hg + 2 H{+}
K4Fe(CN)4 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)4 + 86 KMnO4 + 227 H2SO4 = 126 KHSO4 + 5 Fe2(SO4)3 + 86 MnSO4 + 40 HNO3 + 40 CO2 + 144 H2O
NaCl + Ca2[Fe(CN)6] = Ca2Na[Fe(CN)6] + Cl2 =>
2 NaCl + 2 Ca2[Fe(CN)6] = 2 Ca2Na[Fe(CN)6] + Cl2
CH3CH2CH2COOH + CaCO3 = CO2 + H2O + CH3CH2CH2COOCa =>
21 CH3CH2CH2COOH + 20 CaCO3 = 24 CO2 + 14 H2O + 20 CH3CH2CH2COOCa
KCrO2 + KMnO4 + KOH = K2MnO4 + K2CrO4 + H =>
KCrO2 + KMnO4 + 2 KOH = K2MnO4 + K2CrO4 + 2 H
PbO2 + PbCl2 + MnO + Re = Pb3MnReO4Cl3 =>
3 PbO2 + 3 PbCl2 + 2 MnO + 2 Re = 2 Pb3MnReO4Cl3
FeSO4 + Ca(NO3)2 + H2SO4 = CaSO4 + Fe(SO4)3 + NO + H2O =>
3 FeSO4 + 2 Ca(NO3)2 + 8 H2SO4 = 2 CaSO4 + 3 Fe(SO4)3 + 4 NO + 8 H2O
KHCO3 = K2CO3H2OCO2 =>
2 KHCO3 = K2CO3H2OCO2
Al2 + (SO4)3 + Ca(ClO4)2 = Al2(ClO4)2 + Ca(SO4)3 =>
Al2 + (SO4)3 + Ca(ClO4)2 = Al2(ClO4)2 + Ca(SO4)3
C2H6O(ethanol) + O2 = CO2 + H2O =>
C2H6O(ethanol) + 3 O2 = 2 CO2 + 3 H2O
C7H16O2 + N2H4O5 + HNO3 = C7H16O4 + N3H5O6 =>
C7H16O2 + N2H4O5 + HNO3 = C7H16O4 + N3H5O6
CO2 + HCl = HCO2 + Cl2 =>
2 CO2 + 2 HCl = 2 HCO2 + Cl2
CH3CH(OH)CH3 + Na = CH3CH(OH)CH2Na + H2 =>
2 CH3CH(OH)CH3 + 2 Na = 2 CH3CH(OH)CH2Na + H2
Na2SO3 + NH4Cl = Na2H4Cl + NSO3 =>
Na2SO3 + NH4Cl = Na2H4Cl + NSO3
Potassiumhydroxide + Phosphoricacid = KH2PO4 + water =>
KOH + H3PO4 = KH2PO4 + H2O
BaSO4He = HeSO4Ba =>
BaSO4He = HeSO4Ba
Zn + HCl + KNO2 = ZnCl2 + KCl + N2H4 + H2O =>
5 Zn + 12 HCl + 2 KNO2 = 5 ZnCl2 + 2 KCl + N2H4 + 4 H2O
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Cr(CH3COO)2 + NaOH = Cr(OH)2 + NaCH3COO =>
Cr(CH3COO)2 + 2 NaOH = Cr(OH)2 + 2 NaCH3COO
Zr + HNO3 + HF = H3[ZrF7] + NO + H2O =>
3 Zr + 4 HNO3 + 21 HF = 3 H3[ZrF7] + 4 NO + 8 H2O
Fe2 + Cu2SO4 = Fe2(SO4)2 + Cu =>
Fe2 + 2 Cu2SO4 = Fe2(SO4)2 + 4 Cu
Cr + NH3 = CrH3 + N =>
Cr + NH3 = CrH3 + N
Fe(SCN)3 + NaF = FeF3 + Na(SCN) =>
Fe(SCN)3 + 3 NaF = FeF3 + 3 Na(SCN)
KOH + H3BO3 = K3BO3 + H2O =>
3 KOH + H3BO3 = K3BO3 + 3 H2O
CH2O + CuSO4 + NaOH = HCOOH + Cu2O + Na2SO4 + H2O =>
CH2O + 2 CuSO4 + 4 NaOH = HCOOH + Cu2O + 2 Na2SO4 + 2 H2O
KI(s) = K(s) + I2(s) =>
2 KI(s) = 2 K(s) + I2(s)
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Équations équilibrées sur11/23/24
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