| Équations équilibrées la veille |
2 Na3PO3 + 3 Ba(NO2)2 = 6 Na(NO2) + Ba3(PO3)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NaHSO4 + NaOH = Na2SO4 + H2O =>
NaHSO4 + NaOH = Na2SO4 + H2O
CoCO3 + NH3 = Co(NH3)6{+2} + CO3{-2} =>
CoCO3 + 6 NH3 = Co(NH3)6{+2} + CO3{-2}
N2 + Na2CO3 + C2 = NaCN + CO =>
N2 + Na2CO3 + 2 C2 = 2 NaCN + 3 CO
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
Ca(OH)2 + H(CH3COO) = Ca(CH3COO)2 + H2O =>
Ca(OH)2 + 2 H(CH3COO) = Ca(CH3COO)2 + 2 H2O
Mg(ClO4) + CuCl2 = MgCl2 + Cu(ClO4) =>
Mg(ClO4) + CuCl2 = MgCl2 + Cu(ClO4)
CH3OH + H2O = CO2 + H =>
CH3OH + H2O = CO2 + 6 H
H2C2O4(H2O)2 + K2Cr2O7 = K[Cr(C2O4)2(H2O)2](H2O)2 + H2O + CO2 =>
7 H2C2O4(H2O)2 + K2Cr2O7 = 2 K[Cr(C2O4)2(H2O)2](H2O)2 + 13 H2O + 6 CO2
Zn(OH)2 + KOH = K2[Zn(OH)4] =>
Zn(OH)2 + 2 KOH = K2[Zn(OH)4]
BaOCl = Ba + O2 + Cl2 =>
2 BaOCl = 2 Ba + O2 + Cl2
Al(OH)3 + H2(CO3) = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2(CO3) = Al2(CO3)3 + 6 H2O
NaCO3 + CH3CO2H = CH3CONa3 + CO2 + H2O =>
24 NaCO3 + 15 CH3CO2H = 8 CH3CONa3 + 38 CO2 + 18 H2O
HBr + H2SO4 = H2O + SO2 + Br2 =>
2 HBr + H2SO4 = 2 H2O + SO2 + Br2
CH3COOH + HOC4H9 = CH3COOC4H9 + H2O =>
CH3COOH + HOC4H9 = CH3COOC4H9 + H2O
Mg(HCO3)2 + CH3COOH = Mg(CH3COOH)2 + H2O + CO =>
2 Mg(HCO3)2 + 7 CH3COOH = 2 Mg(CH3COOH)2 + 8 H2O + 10 CO
KI + NaOCl = NaCl + KIO =>
KI + NaOCl = NaCl + KIO
CH3OH = CH4 + HCO3{-} + H{+} + H2O =>
4 CH3OH = 3 CH4 + HCO3{-} + H{+} + H2O
Ag(NO3) + Fe = Ag + Fe(NO3)3 =>
3 Ag(NO3) + Fe = 3 Ag + Fe(NO3)3
KOH(g) + H2SO4(g) = K2SO4(g) + H2O =>
2 KOH(g) + H2SO4(g) = K2SO4(g) + 2 H2O
Na2SO4 + Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2SO4 + Sr(NO3)2 = 2 NaNO3 + SrSO4
Fe2S3 + H3PO4 = H2S + FePO4 =>
Fe2S3 + 2 H3PO4 = 3 H2S + 2 FePO4
NH4NO3 + KOH = NH3KNO3 + H2O =>
NH4NO3 + KOH = NH3KNO3 + H2O
NaOH(aq) + Zn(NO3)2(aq) = NaNO3(aq) + Zn(OH)2(s) =>
2 NaOH(aq) + Zn(NO3)2(aq) = 2 NaNO3(aq) + Zn(OH)2(s)
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
CuFeS2 + (O2) = Cu + Fe + SO2 =>
CuFeS2 + 2(O2) = Cu + Fe + 2 SO2
C14H23N3O10 + HNO3 + H2O = CH3COOH + NH3OHNO3 =>
C14H23N3O10 + 3 HNO3 + 7 H2O = 7 CH3COOH + 3 NH3OHNO3
Cu + HNO3 + O2 = Cu(NO3)2 + H2O =>
2 Cu + 4 HNO3 + O2 = 2 Cu(NO3)2 + 2 H2O
NI + H2O = NIO + H2 =>
NI + H2O = NIO + H2
NH4Br + AgNO3 = NH4NO3 + AgBr =>
NH4Br + AgNO3 = NH4NO3 + AgBr
C4H8Cl2 + Na2 = C8H16Cl + NaCl =>
4 C4H8Cl2 + 3 Na2 = 2 C8H16Cl + 6 NaCl
Al2S3 + Pb(NO3)2 = PbS + Al(NO3)3 =>
Al2S3 + 3 Pb(NO3)2 = 3 PbS + 2 Al(NO3)3
HgC4H6O4 + NaSO4 = HgSO4 + NaC4H6O4 =>
HgC4H6O4 + NaSO4 = HgSO4 + NaC4H6O4
HPO3{2-} + MnO4 + OH{-} = PO4{3-} + MnO4{2-} + H{+} =>
HPO3{2-} + MnO4 + OH{-} = PO4{3-} + MnO4{2-} + 2 H{+}
Mn2(CO3)3(s) = Mn2O3(s) + CO2(g) =>
Mn2(CO3)3(s) = Mn2O3(s) + 3 CO2(g)
H2SO4(aq) + Sr(s) = H(g) + SrSO4(s) =>
H2SO4(aq) + Sr(s) = 2 H(g) + SrSO4(s)
K2Cr2O7 + C2H5OH + H2SO4 + H2O = KCr(SO4)2*12H2O + CH2CHO =>
K2Cr2O7 + 2 C2H5OH + 4 H2SO4 + 17 H2O = 2 KCr(SO4)2*12H2O + 2 CH2CHO
KOH + Ag = Ag(OH)2 + K =>
2 KOH + Ag = Ag(OH)2 + 2 K
NaHCO3 + H2SO3 = CO2 + H2O + Na2SO3 =>
2 NaHCO3 + H2SO3 = 2 CO2 + 2 H2O + Na2SO3
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
BaC2O4 + NaOH = Na2C2O4 + Ba(OH)2 =>
BaC2O4 + 2 NaOH = Na2C2O4 + Ba(OH)2
H2CO3 + H2 = CH3CH2OH + O2 =>
4 H2CO3 + 2 H2 = 2 CH3CH2OH + 5 O2
NaVO3 + V2(SO4)3 + H2SO4 = Na2SO4 + VOSO4 + H2O =>
2 NaVO3 + V2(SO4)3 + 2 H2SO4 = Na2SO4 + 4 VOSO4 + 2 H2O
H{+} + C2H6O + Cr2O7{2-} = Cr{3+} + C2H4O + H2O =>
8 H{+} + 3 C2H6O + Cr2O7{2-} = 2 Cr{3+} + 3 C2H4O + 7 H2O
(C)6(H)12(O)6 = (C)12(H)22(O)11 + (H)2O =>
2(C)6(H)12(O)6 = (C)12(H)22(O)11 + (H)2O
C2H5OH + O2 = COH + OH =>
2 C2H5OH + 5 O2 = 4 COH + 8 OH
NaVO3 + H2O2 + H2SO4 = H3[VO2(O2)2] + H2O + Na2SO4 =>
2 NaVO3 + 4 H2O2 + H2SO4 = 2 H3[VO2(O2)2] + 2 H2O + Na2SO4
Pd16S7 + W = PdS + WPd3 =>
Pd16S7 + 3 W = 7 PdS + 3 WPd3
NaNO2 + KMnO4 = KNO2 + NaMnO4 =>
NaNO2 + KMnO4 = KNO2 + NaMnO4
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