Équations équilibrées la veille |
10 FeO + 2 KMnO4 + 36 NaHSO4 = 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 18 Na2SO4 + 18 H2O
PH3 + HBr = PBr + H2 =>
PH3 + HBr = PBr + 2 H2
K2CrO4 + HCl = KCl + H2O + H2Cr2O7 =>
2 K2CrO4 + 4 HCl = 4 KCl + H2O + H2Cr2O7
NaOH + SnCl2 = NaCl + Sn(OH)2 =>
2 NaOH + SnCl2 = 2 NaCl + Sn(OH)2
AgCO3 = Ag + O2 + CO2 =>
2 AgCO3 = 2 Ag + O2 + 2 CO2
FeCl2 + HCl = FeHCl3 =>
FeCl2 + HCl = FeHCl3
SrO + CuSO4 = CuO + SrSO4 =>
SrO + CuSO4 = CuO + SrSO4
FeC2O4*2H2O + H2O2 + K2C2O4 = [Fe(C2O4)3]{3-} + K{+} + OH{-} + H2O =>
2 FeC2O4*2H2O + H2O2 + 4 K2C2O4 = 2[Fe(C2O4)3]{3-} + 8 K{+} + 2 OH{-} + 4 H2O
NO3{-} = NO{-} + O2 =>
NO3{-} = NO{-} + O2
CH3COOH + CH4N2O + NaC7H5O2 = C6H8O7 + C12H13NO2 + NaOH =>
195 CH3COOH + 34 CH4N2O + 104 NaC7H5O2 = 56 C6H8O7 + 68 C12H13NO2 + 104 NaOH
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
V2O5(s) + Al(s) = V(s) + Al2O3(s) =>
3 V2O5(s) + 10 Al(s) = 6 V(s) + 5 Al2O3(s)
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
CsClO4 = CsCl + O2 =>
CsClO4 = CsCl + 2 O2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C8H10 + KMnO4 + H2SO4 = C8H6O1 + K2SO4 + MnSO4 + H2O =>
5 C8H10 + 6 KMnO4 + 9 H2SO4 = 5 C8H6O1 + 3 K2SO4 + 6 MnSO4 + 19 H2O
Ni(CO3) = NiO + CO2 =>
Ni(CO3) = NiO + CO2
FeCl2 + MnCl2 + O + H = MnFe2O4 + HCl =>
2 FeCl2 + MnCl2 + 4 O + 6 H = MnFe2O4 + 6 HCl
CoCl2(aq) + Ca(OH)2(aq) = CaCl2(aq) + Co(OH)2(s) =>
CoCl2(aq) + Ca(OH)2(aq) = CaCl2(aq) + Co(OH)2(s)
Na2O(s) + H2SO4(aq) = Na2SO4(aq) + H2O =>
Na2O(s) + H2SO4(aq) = Na2SO4(aq) + H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
MnCl2 + (NH4)2S = MnS + NH4Cl =>
MnCl2 + (NH4)2S = MnS + 2 NH4Cl
KMnO4 + KNO2 + H2SO4 = MnSO4 + H2O + KNO3 + K2SO4 =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = 2 MnSO4 + 3 H2O + 5 KNO3 + K2SO4
Al(NO3)3*9H2O + NH2CONH2 = Al2O3 + CO2 + H2O + N2 =>
2 Al(NO3)3*9H2O + 5 NH2CONH2 = Al2O3 + 5 CO2 + 28 H2O + 8 N2
Cu2S + HNO3 = CuSO4 + Cu(NO3)2 + H2O + NO2 =>
Cu2S + 12 HNO3 = CuSO4 + Cu(NO3)2 + 6 H2O + 10 NO2
KF = F2K2 =>
2 KF = F2K2
Fe(CN)6 + MnO4 = Fe + CO2 + NO3 + Mn =>
2 Fe(CN)6 + 15 MnO4 = 2 Fe + 12 CO2 + 12 NO3 + 15 Mn
FeCl2 + MnCl2 + O + H = MnFe2O4 + HCl =>
2 FeCl2 + MnCl2 + 4 O + 6 H = MnFe2O4 + 6 HCl
Na2WO4 + HCl + Na2SO3 = Na2SO4 + NaCl + W5O14 + H2O =>
5 Na2WO4 + 10 HCl + Na2SO3 = Na2SO4 + 10 NaCl + W5O14 + 5 H2O
Ba(OH)2 + HNO3 = Ba + NO3 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba + 2 NO3 + 2 H2O
NaVO3 + NH2OH = N2 + H2O + NaOH + VO2 =>
2 NaVO3 + 2 NH2OH = N2 + 2 H2O + 2 NaOH + 2 VO2
NaHCO3 + H2C4H4O6 = Na2C4H4O6 + H2CO3 =>
2 NaHCO3 + H2C4H4O6 = Na2C4H4O6 + 2 H2CO3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CuCO3(s) + HCl(aq) = CuCl2(aq) + H2O(l) + CO2 =>
CuCO3(s) + 2 HCl(aq) = CuCl2(aq) + H2O(l) + CO2
CrOH3 + KIO3 + KOH = KI + K2CrO4O + H2O =>
2 CrOH3 + 3 KIO3 + 4 KOH = 3 KI + 2 K2CrO4O + 5 H2O
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
Cu + (NH3)4 + H2SO4 = CuSO4 + NH4 =>
2 Cu + (NH3)4 + 2 H2SO4 = 2 CuSO4 + 4 NH4
FeSO4 + NO + H2SO4 = Fe2(SO4)3 + N2 + H2O =>
4 FeSO4 + 2 NO + 2 H2SO4 = 2 Fe2(SO4)3 + N2 + 2 H2O
NaCl + H2SO4 + NaClO = Cl2 + Na2SO4 + H2O =>
NaCl + H2SO4 + NaClO = Cl2 + Na2SO4 + H2O
K2CrO4 + HCl = KCl + H2O + H2Cr2O7 =>
2 K2CrO4 + 4 HCl = 4 KCl + H2O + H2Cr2O7
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
H2 + F2 = HF =>
H2 + F2 = 2 HF
NaCl + Ba3(PO4)2 = Na3PO4 + BaCl2 =>
6 NaCl + Ba3(PO4)2 = 2 Na3PO4 + 3 BaCl2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
I2 + KIO3 + HCl = ICl + KCl + H2O =>
2 I2 + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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