| Équations équilibrées la veille |
HNO3 + CH3NH2 = HCH3NH2 + NO3
HNO3 + KRbS = H2S + KRb + NO3 =>
2 HNO3 + KRbS = H2S + KRb + 2 NO3
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
FeCl2 + SnCl4 = FeCl3 + SnCl2 =>
2 FeCl2 + SnCl4 = 2 FeCl3 + SnCl2
MnSO4 + ZnSO4 + KMnO4 + H2O = (Zn(OH)2MnO2) + KHSO4 + H2SO4 =>
3 MnSO4 + 5 ZnSO4 + 2 KMnO4 + 12 H2O = 5(Zn(OH)2MnO2) + 2 KHSO4 + 6 H2SO4
HNO3 + NH4Cl = HCl + NH4NO3 =>
HNO3 + NH4Cl = HCl + NH4NO3
Na2CrO4 + HI = CrI3 + I2 + NaI + H2O =>
2 Na2CrO4 + 16 HI = 2 CrI3 + 3 I2 + 4 NaI + 8 H2O
Hg(O)2 = Hg + O2 =>
Hg(O)2 = Hg + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CH3COOH = HCH3COO =>
CH3COOH = HCH3COO
C2H5OH + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
KO2 + HCl = KCl + H2O2 + O2 =>
2 KO2 + 2 HCl = 2 KCl + H2O2 + O2
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
CuSO4H2O = CuSO4 + H2O =>
CuSO4H2O = CuSO4 + H2O
K + HC2H3O2 = KC2H3O2 + H2 =>
2 K + 2 HC2H3O2 = 2 KC2H3O2 + H2
K + SO2 = KSO2 =>
K + SO2 = KSO2
C12H22O11 + HCl = C6H12O6 + C6H11O5Cl =>
C12H22O11 + HCl = C6H12O6 + C6H11O5Cl
Zn(s) + CuBr2(aq) = ZnBr2(aq) + Cu(s) =>
Zn(s) + CuBr2(aq) = ZnBr2(aq) + Cu(s)
NaCl + LiBr = LiCl + NaBr =>
NaCl + LiBr = LiCl + NaBr
K2CO3 + H2O = KOH + H2CO3 =>
K2CO3 + 2 H2O = 2 KOH + H2CO3
MnO4{-} + H2C2O4 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
K2CO3(aq) + Fe(NO3)2(aq) = KNO3 + FeCO3 =>
K2CO3(aq) + Fe(NO3)2(aq) = 2 KNO3 + FeCO3
CH3COOH + BaCO3 = BaCH3COO + CO2 + H2O =>
9 CH3COOH + 8 BaCO3 = 8 BaCH3COO + 10 CO2 + 6 H2O
C2H5COOH + Na2CO3 = (C2H5COO)Na + H2O + CO2 =>
2 C2H5COOH + Na2CO3 = 2(C2H5COO)Na + H2O + CO2
As2O3 + KMnO4 + H2SO4 = As2O5 + MnSO4 + K2SO4 + H2O =>
5 As2O3 + 4 KMnO4 + 6 H2SO4 = 5 As2O5 + 4 MnSO4 + 2 K2SO4 + 6 H2O
K2Cr2O7 + HCl + H2SO4 = Cr2O3 + K2SO4 + H2O + Cl2 =>
K2Cr2O7 + 6 HCl + H2SO4 = Cr2O3 + K2SO4 + 4 H2O + 3 Cl2
P2O5 + K2O + H2O = K2HPO4 =>
P2O5 + 2 K2O + H2O = 2 K2HPO4
Zn(s) + CuBr2(aq) = ZnBr2(aq) + Cu(s) =>
Zn(s) + CuBr2(aq) = ZnBr2(aq) + Cu(s)
K2S + Zn = ZnS + K =>
K2S + Zn = ZnS + 2 K
KCl(aq) + CaS(aq) = K2S(s) + CaCl2(aq) =>
2 KCl(aq) + CaS(aq) = K2S(s) + CaCl2(aq)
CH2O + H2SO4 = SO2 + H2O + CO2 =>
CH2O + 2 H2SO4 = 2 SO2 + 3 H2O + CO2
KClO3 + H2O = K2O + HCl + O2 =>
2 KClO3 + H2O = K2O + 2 HCl + 3 O2
CH3COONa + HCl = NaCl + HCH3CO2 =>
CH3COONa + HCl = NaCl + HCH3CO2
C25H46O5 + O2 = CO2 + H2O =>
C25H46O5 + 34 O2 = 25 CO2 + 23 H2O
KClO4 + H2SO4 = K2SO4 + HCl + O2 =>
2 KClO4 + H2SO4 = K2SO4 + 2 HCl + 4 O2
H2SiO3 + KOH = K2SiO3 + H2O =>
H2SiO3 + 2 KOH = K2SiO3 + 2 H2O
BaCO3 + CH3COOH = Ba(CH3COO)2 + H2O + CO2 =>
BaCO3 + 2 CH3COOH = Ba(CH3COO)2 + H2O + CO2
KOH + HOOCCOOH = HOOCCOOK + H2O =>
KOH + HOOCCOOH = HOOCCOOK + H2O
CH2N4O + C11H22O11 = C22H17N3O5 + H2O + O =>
33 CH2N4O + 85 C11H22O11 = 44 C22H17N3O5 + 594 H2O + 154 O
PPh3 + O2 = OPPh3 =>
2 PPh3 + O2 = 2 OPPh3
Li2O = Li + O =>
Li2O = 2 Li + O
Lu2O3 + Fe2O3 = LuFeO3 =>
Lu2O3 + Fe2O3 = 2 LuFeO3
Mg(NO3)2(aq) + H2SO4(aq) = MgSO4(s) + HNO3(aq) =>
Mg(NO3)2(aq) + H2SO4(aq) = MgSO4(s) + 2 HNO3(aq)
CH3COONH4 + HBr = CH3COOH + NH4Br =>
CH3COONH4 + HBr = CH3COOH + NH4Br
FeIm2 + Al2O3 = AlIm3 + FeO =>
3 FeIm2 + Al2O3 = 2 AlIm3 + 3 FeO
Li + O2 + H2 = LiOH =>
2 Li + O2 + H2 = 2 LiOH
As(OH)3 + H2SO4 = As2(SO4)3(aq) + H2O(l) =>
2 As(OH)3 + 3 H2SO4 = As2(SO4)3(aq) + 6 H2O(l)
Mg(s) + H2SO4(aq) = MgSO4(aq) + H2(g) =>
Mg(s) + H2SO4(aq) = MgSO4(aq) + H2(g)
Na2S + SnCl2 = NaCl + SSn =>
Na2S + SnCl2 = 2 NaCl + SSn
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