| Équations équilibrées la veille |
S2O3{2-} + 2 H{+} = SO2 + S + H2O
NaHCO3 + MnO2 = MnCO3 + NaOH + O2 =>
2 NaHCO3 + 2 MnO2 = 2 MnCO3 + 2 NaOH + O2
CaCl(ClO) + NH3 = CaCl2 + H2O + N2 =>
3 CaCl(ClO) + 2 NH3 = 3 CaCl2 + 3 H2O + N2
Co(OH)2(H2O)4 + O2 = Co(OH)3(H2O)3 + H2O =>
4 Co(OH)2(H2O)4 + O2 = 4 Co(OH)3(H2O)3 + 2 H2O
K3PO4 + V(NO3)5 = KNO3 + V3(PO4)5 =>
5 K3PO4 + 3 V(NO3)5 = 15 KNO3 + V3(PO4)5
H2(g) + F2(g) + S(s) = HSF(s) =>
H2(g) + F2(g) + 2 S(s) = 2 HSF(s)
Co(C2H3O2)3 + Na2CO3 = Co2(CO3)3 + NaC2H3O2 =>
2 Co(C2H3O2)3 + 3 Na2CO3 = Co2(CO3)3 + 6 NaC2H3O2
BaO + OH = Ba(OH)2 + O2 =>
2 BaO + 4 OH = 2 Ba(OH)2 + O2
Na2O + H2 = NaH + H2O =>
Na2O + 2 H2 = 2 NaH + H2O
H + I = HI =>
H + I = HI
F2 + NaCl = Cl2 + NaF2 =>
2 F2 + 2 NaCl = Cl2 + 2 NaF2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg(OH)2 + HClO = Mg(ClO)2 + H2O =>
Mg(OH)2 + 2 HClO = Mg(ClO)2 + 2 H2O
HCNS + I2 + H2O = ICN + SO4{-2} + H{+} + I{-} =>
HCNS + 4 I2 + 4 H2O = ICN + SO4{-2} + 9 H{+} + 7 I{-}
Fe + HC1 = FeC13 + H2 =>
2 Fe + 26 HC1 = 2 FeC13 + 13 H2
SO2(g) + O2(g) + H2O = H2SO4 =>
2 SO2(g) + O2(g) + 2 H2O = 2 H2SO4
Ni(OH)2 + NH3 = Ni(NH3)62 + OH =>
Ni(OH)2 + 62 NH3 = Ni(NH3)62 + 2 OH
C2H5ONa + CO2 + H2O = C2H5OH + Na2CO3 =>
2 C2H5ONa + CO2 + H2O = 2 C2H5OH + Na2CO3
C6H5CHO + MnO4{-} + H{+} = C6H5COOH + MnO2 + H2O =>
3 C6H5CHO + 2 MnO4{-} + 2 H{+} = 3 C6H5COOH + 2 MnO2 + H2O
WO3 + H2 = W + H2O3 =>
WO3 + H2 = W + H2O3
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4 =>
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4
Mg + H2SO42 = MgSO42 + H2 =>
Mg + H2SO42 = MgSO42 + H2
NH + NO = N2O + H =>
NH + NO = N2O + H
GaF3H2O + HNO3 = Ga(NO3)3H2O + HF =>
GaF3H2O + 3 HNO3 = Ga(NO3)3H2O + 3 HF
KNO3 + AgBr = AgNO3KBr =>
KNO3 + AgBr = AgNO3KBr
HSO4 + NaBr + NaBrO3 = Na2SO4 + H2O + Br =>
6 HSO4 + 11 NaBr + NaBrO3 = 6 Na2SO4 + 3 H2O + 12 Br
MnO2 + CrPO4 = Mn3(PO4)4 + Cr2O3 =>
3 MnO2 + 4 CrPO4 = Mn3(PO4)4 + 2 Cr2O3
Na2HPO4 + Ba(OH)2 = Na3PO4 + Ba3(PO4)2 + H2O =>
6 Na2HPO4 + 3 Ba(OH)2 = 4 Na3PO4 + Ba3(PO4)2 + 6 H2O
NaI + NaNO2 + H2SO4 = NO + I2 + Na2SO4 + H2O =>
2 NaI + 2 NaNO2 + 2 H2SO4 = 2 NO + I2 + 2 Na2SO4 + 2 H2O
Al2(SO4)3 + H2SO4 = Al(HSO4)3 =>
Al2(SO4)3 + 3 H2SO4 = 2 Al(HSO4)3
CuSO4(aq) + NaBr(aq) = Na2SO4(aq) + CuBr2(s) =>
CuSO4(aq) + 2 NaBr(aq) = Na2SO4(aq) + CuBr2(s)
Ba + HNO3 = Ba(NO3)2 + H =>
Ba + 2 HNO3 = Ba(NO3)2 + 2 H
J2 + KOH = KJO3 + KJ + H2O =>
3 J2 + 6 KOH = KJO3 + 5 KJ + 3 H2O
C2H5CO2H + C4H9OH = C2H5CO2C4H9 + H2O =>
C2H5CO2H + C4H9OH = C2H5CO2C4H9 + H2O
Ni + CuSO4 = NiSO4 + Cu =>
Ni + CuSO4 = NiSO4 + Cu
N2OH + HCl = H2O + N2Cl =>
N2OH + HCl = H2O + N2Cl
AsH3 + KMnO4 + H2SO4 = H3AsO4 + MnSO4 + K2SO4 + H2O =>
5 AsH3 + 8 KMnO4 + 12 H2SO4 = 5 H3AsO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
KCl + AgCl = KAgCl2 =>
KCl + AgCl = KAgCl2
Mg + TiO = MgO + Ti =>
Mg + TiO = MgO + Ti
KMnO4 + SO2 + H2O = MnO2 + K2SO4 + H2SO4 =>
2 KMnO4 + 3 SO2 + 2 H2O = 2 MnO2 + K2SO4 + 2 H2SO4
CoCO3 + C5H8O2 = Co(C5H8O2)2 + H2O + CO2 =>
12 CoCO3 + 25 C5H8O2 = 12 Co(C5H8O2)2 + 4 H2O + 17 CO2
C3H4O + Ag(NH3)2OH = C3H4O2 + Ag + NH3 + H2O =>
C3H4O + 2 Ag(NH3)2OH = C3H4O2 + 2 Ag + 4 NH3 + H2O
CO + Zn = ZnO + C =>
CO + Zn = ZnO + C
CH3COOH + MgCO3 = CO2 + (CH3COOH)2Mg + H2O =>
9 CH3COOH + 4 MgCO3 = 6 CO2 + 4(CH3COOH)2Mg + 2 H2O
H(NO3) + K(OH) = H2O + KNO3 =>
H(NO3) + K(OH) = H2O + KNO3
FK + S = KS + F =>
FK + S = KS + F
H2SO3 + HClO = H2SO4 + HCl =>
H2SO3 + HClO = H2SO4 + HCl
C4H9NH2 + HNO3 = N2 + CO2 + H2O =>
5 C4H9NH2 + 27 HNO3 = 16 N2 + 20 CO2 + 41 H2O
NaOH + CS2 = Na2 + CS3 + Na2CO3 + H2O =>
6 NaOH + 3 CS2 = 2 Na2 + 2 CS3 + Na2CO3 + 3 H2O
Nb2O3 + NO2 + O2 = Nb(NO3)5 =>
2 Nb2O3 + 20 NO2 + 7 O2 = 4 Nb(NO3)5
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