| Équations équilibrées la veille |
2 Ru + 2 H2O = H2 + 2 RuOH
Mn04{-} + C2O4{2-} = Mn{2-} + CO2 =>
2 Mn04{-} + 7 C2O4{2-} = 8 Mn{2-} + 14 CO2
KMnO4 + Na2SO3 + H2SO4 = Mn2SO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 6 Na2SO3 + 2 H2SO4 = Mn2SO4 + 6 Na2SO4 + K2SO4 + 2 H2O
Fe + FeCl3 = FeCl2 =>
Fe + 2 FeCl3 = 3 FeCl2
CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + H2O =>
2 CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + 2 H2O
HI(aq) + K2SO3(s) = H2SO3 + KI(s) =>
2 HI(aq) + K2SO3(s) = H2SO3 + 2 KI(s)
HgO(g) + H2O2 = HgO2 + H2O =>
HgO(g) + H2O2 = HgO2 + H2O
Ag2C2O4 + NH4OH = Ag(NH3)2{+} + C2O4{2-} + H2O =>
Ag2C2O4 + 4 NH4OH = 2 Ag(NH3)2{+} + C2O4{2-} + 4 H2O
IO3{-} + NO + H2O = I2 + NO3{-} + H{+} =>
6 IO3{-} + 10 NO + 2 H2O = 3 I2 + 10 NO3{-} + 4 H{+}
Ca3P2 + H2O(l) = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O(l) = 3 Ca(OH)2 + 2 PH3
Fe + HNO2 = Fe(NO2)3 + H2 =>
2 Fe + 6 HNO2 = 2 Fe(NO2)3 + 3 H2
LiOH + NH4Br = LiBr + NH4OH =>
LiOH + NH4Br = LiBr + NH4OH
Bi2O3 + WO3 = Bi2WO6 =>
Bi2O3 + WO3 = Bi2WO6
S4 + O = SO =>
S4 + 4 O = 4 SO
Fe + HNO2 = Fe(NO2)2 + NO + H2O =>
Fe + 4 HNO2 = Fe(NO2)2 + 2 NO + 2 H2O
(NH)2CrO4 + BaCl2 = (NH)2Cl2 + BaCrO4 =>
(NH)2CrO4 + BaCl2 = (NH)2Cl2 + BaCrO4
NaNO2 + Cl2 + NaOH = NaNO3 + NaCl + H2O =>
NaNO2 + Cl2 + 2 NaOH = NaNO3 + 2 NaCl + H2O
Cr2O3 + NO2 = Cr + NO5 =>
Cr2O3 + NO2 = 2 Cr + NO5
N2H2 + N2O3 = N2 + H2O =>
3 N2H2 + N2O3 = 4 N2 + 3 H2O
CuCO3 + AlCl3 = CuCl2 + Al2(CO3)3 =>
3 CuCO3 + 2 AlCl3 = 3 CuCl2 + Al2(CO3)3
SrO + Ag = Sr + AgO =>
SrO + Ag = Sr + AgO
Fe + HNO2 = Fe(NO2)2 + H2 =>
Fe + 2 HNO2 = Fe(NO2)2 + H2
K2HPO4 + AgNO3 = Ag2HPO4 + KNO3 =>
K2HPO4 + 2 AgNO3 = Ag2HPO4 + 2 KNO3
Fe + Sn(NO3)4(aq) = Fe(NO3)3 + Sn =>
4 Fe + 3 Sn(NO3)4(aq) = 4 Fe(NO3)3 + 3 Sn
H2Ca + NaOH = H2O + Na2Ca =>
H2Ca + 2 NaOH = 2 H2O + Na2Ca
Hg{2+} + HCl = HgCl2 + H{+} =>
Hg{2+} + 2 HCl = HgCl2 + 2 H{+}
CH2Cl2 + KOH = ClCH2OH + KCl =>
CH2Cl2 + KOH = ClCH2OH + KCl
K + Mg3N2 = Mg + K3N2 =>
3 K + Mg3N2 = 3 Mg + K3N2
KAsO2 + I2 + KHCO3 = K3AsO4 + KI + CO2 + H2O =>
KAsO2 + I2 + 4 KHCO3 = K3AsO4 + 2 KI + 4 CO2 + 2 H2O
CH3CH2Br + Li = CH3CH2Li + LiBr =>
CH3CH2Br + 2 Li = CH3CH2Li + LiBr
NaNO3 + C = Na2CO3 + CO + N2 =>
2 NaNO3 + 4 C = Na2CO3 + 3 CO + N2
Al + O + H = Al(OH)3 =>
Al + 3 O + 3 H = Al(OH)3
KI(aq) + AgNO3 = KNO3 + AgI =>
KI(aq) + AgNO3 = KNO3 + AgI
NaNO3 + C = NaNO2 + CO2 =>
2 NaNO3 + C = 2 NaNO2 + CO2
FeO + CrO3 = Cr2O3 + Fe2O3 =>
6 FeO + 2 CrO3 = Cr2O3 + 3 Fe2O3
CH3COOH + Cu(HCO3)2 = Cu(CH3COO)2 + H2O + CO2 =>
2 CH3COOH + Cu(HCO3)2 = Cu(CH3COO)2 + 2 H2O + 2 CO2
Co(NO3)2 + Na2SO4 = CoSO4 + Na(NO3) =>
Co(NO3)2 + Na2SO4 = CoSO4 + 2 Na(NO3)
NaNO3 + C = Na2O + CO + N2 =>
2 NaNO3 + 5 C = Na2O + 5 CO + N2
SnBr4 + K3PO4 = Sn3(PO4)4 + KBr =>
3 SnBr4 + 4 K3PO4 = Sn3(PO4)4 + 12 KBr
C6H5CH3 + Cr2O7{2-} + H{+} = Cr{3+} + C6H5COOH + H2O =>
C6H5CH3 + Cr2O7{2-} + 8 H{+} = 2 Cr{3+} + C6H5COOH + 5 H2O
KHCO3 + HNO2 = CO2 + H2O + KNO2 =>
KHCO3 + HNO2 = CO2 + H2O + KNO2
H3Po4 + Ca(OH)2 = Ca3(Po4)2 + H2O =>
2 H3Po4 + 3 Ca(OH)2 = Ca3(Po4)2 + 6 H2O
CH3CHBrCH3 + NaOH = CH3CHCHCH3 + NaBr + H2O =>
4 CH3CHBrCH3 + 4 NaOH = 3 CH3CHCHCH3 + 4 NaBr + 4 H2O
NaNO3 + C = NaNO2 + CO =>
NaNO3 + C = NaNO2 + CO
PPh3 + O2 = OPPh3 =>
2 PPh3 + O2 = 2 OPPh3
SrO(s) + H2O(l) = Sr(OH)2 =>
SrO(s) + H2O(l) = Sr(OH)2
AuCl3 + H2O2 + NaOH = Na[Au(OH)6] + NaCl =>
AuCl3 + H2O2 + 4 NaOH = Na[Au(OH)6] + 3 NaCl
NaNO3 + C = Na2O + CO2 + N2 =>
4 NaNO3 + 5 C = 2 Na2O + 5 CO2 + 2 N2
Mg + H3PO4 = (Mg(H2PO4)2) + H2 =>
Mg + 2 H3PO4 = (Mg(H2PO4)2) + H2
C5H8N4O12 = CO2 + H2O + N2 + C =>
C5H8N4O12 = 4 CO2 + 4 H2O + 2 N2 + C
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