| Équations équilibrées la veille |
2 NH3 = N2 + 3 H2
Sn + S8 = SnS2 =>
4 Sn + S8 = 4 SnS2
Fe3Cl + NaOH = Fe3OH + NaCl =>
Fe3Cl + NaOH = Fe3OH + NaCl
Ni2O3 + H2O + Cd = Cd(OH)2 + Ni2(OH)3 =>
2 Ni2O3 + 6 H2O + 3 Cd = 3 Cd(OH)2 + 2 Ni2(OH)3
(CuOH)2SO4 + (NH4)2SO4 + NH4OH = [Cu(NH3)2]SO4 + H2O =>
(CuOH)2SO4 + (NH4)2SO4 + 2 NH4OH = 2[Cu(NH3)2]SO4 + 4 H2O
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
MnO4{-}1 + I{-}1 + H{+}1 = Mn{+}2 + I2 + H2O =>
MnO4{-}1 + 6 I{-}1 + 8 H{+}1 = Mn{+}2 + 3 I2 + 4 H2O
Hg + NO3{-} + H{+} = Hg{+} + NO2 + H2O =>
Hg + NO3{-} + 2 H{+} = Hg{+} + NO2 + H2O
HNO3 + Sr(OH)2 = HOH + Sr(NO3)2 =>
2 HNO3 + Sr(OH)2 = 2 HOH + Sr(NO3)2
K[Au(CN)2] + Na(H2PO2) + H2O = Au + NaH2PO3 + KCN + HCN =>
2 K[Au(CN)2] + Na(H2PO2) + H2O = 2 Au + NaH2PO3 + 2 KCN + 2 HCN
Al2O3 + Ag = Al2 + AgO3 =>
Al2O3 + Ag = Al2 + AgO3
CuF2 + H2SO4 = HF + CuSO4 =>
CuF2 + H2SO4 = 2 HF + CuSO4
Mg() + P4() = Mg3P2() =>
6 Mg() + P4() = 2 Mg3P2()
C6H12O6 + FeOOH = CO2 + H2O + Fe =>
C6H12O6 + 8 FeOOH = 6 CO2 + 10 H2O + 8 Fe
C6H5OH + KOH = C6H4OHKOH + H =>
C6H5OH + KOH = C6H4OHKOH + H
S + H = SH2 =>
S + 2 H = SH2
CrO3 + Al = Al2O3Cr =>
CrO3 + 2 Al = Al2O3Cr
CH4 + H2S(g) = CS2(g) + H2(g) =>
CH4 + 2 H2S(g) = CS2(g) + 4 H2(g)
Ba(NO3)2 + Al2(SO4)3 = BaSO4 + Al + NO3 =>
3 Ba(NO3)2 + Al2(SO4)3 = 3 BaSO4 + 2 Al + 6 NO3
KHSO3(aq) + HNO3(aq) = H2O(l) + KNO3(aq) + SO2 =>
KHSO3(aq) + HNO3(aq) = H2O(l) + KNO3(aq) + SO2
LiF + Sr(OH)2 = LiOH + SrF2 =>
2 LiF + Sr(OH)2 = 2 LiOH + SrF2
Fe(OH)3 + Na2S = FeS + Na + OH =>
Fe(OH)3 + Na2S = FeS + 2 Na + 3 OH
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
Fe(NO3)2*7H2O + (Fe(NO3)3*H2O) = Fe3O4 + HNO3 + H2O =>
Fe(NO3)2*7H2O + 2(Fe(NO3)3*H2O) = Fe3O4 + 8 HNO3 + 5 H2O
Fe + S = FeS =>
Fe + S = FeS
SrCO3 + HNO3 = Sr(NO3)2 + H2CO3 =>
SrCO3 + 2 HNO3 = Sr(NO3)2 + H2CO3
CrCl2 + H2O2 + NaOH = NaCl + NaCrO4 + H2O =>
2 CrCl2 + 5 H2O2 + 6 NaOH = 4 NaCl + 2 NaCrO4 + 8 H2O
C2H5OH + KMnO4 + H2O = C2H4(OH)2 + MnO2 + KOH =>
3 C2H5OH + 2 KMnO4 + H2O = 3 C2H4(OH)2 + 2 MnO2 + 2 KOH
Ba + CrCl3 = BaCl3 + Cr =>
Ba + CrCl3 = BaCl3 + Cr
Br2 + CaF2 = Ca + BrF =>
Br2 + CaF2 = Ca + 2 BrF
Cu2SO4 + KBr = K2SO4 + CuBr =>
Cu2SO4 + 2 KBr = K2SO4 + 2 CuBr
Bi2O3 + HBr = BiBr3 + H2O =>
Bi2O3 + 6 HBr = 2 BiBr3 + 3 H2O
C7H16 + F2 = CF4 + HF =>
C7H16 + 22 F2 = 7 CF4 + 16 HF
CH3OH = CO + H2 =>
CH3OH = CO + 2 H2
K2CO3 + CaCl2 = CaCO3 + K2Cl2 =>
K2CO3 + CaCl2 = CaCO3 + K2Cl2
ZnO4(EDTA){2-} = ZnO4{2+} + EDTA{4-} =>
ZnO4(EDTA){2-} = ZnO4{2+} + EDTA{4-}
NH4(NO3) = NH4NO2 + O2 =>
2 NH4(NO3) = 2 NH4NO2 + O2
Fe(OH) + H2SO4 = Fe2(SO4) + H2O =>
2 Fe(OH) + H2SO4 = Fe2(SO4) + 2 H2O
C5H4NO3 + O2 = CO2 + H2O + N2 =>
2 C5H4NO3 + 9 O2 = 10 CO2 + 4 H2O + N2
P3N5 + BaN6 + NH4Cl = BaH4P6N12 + HCl + N2 =>
6 P3N5 + 3 BaN6 + 4 NH4Cl = 3 BaH4P6N12 + 4 HCl + 8 N2
Ba(OH)2(aq) + Al(NO3)3(aq) = Ba(NO3)2 + Al(OH)3 =>
3 Ba(OH)2(aq) + 2 Al(NO3)3(aq) = 3 Ba(NO3)2 + 2 Al(OH)3
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[P(Mo2O7)6] + NaNO3 + NH4NO3 + H2O =>
2 Na2HPO4 + 24(NH4)2MoO4 + 48 HNO3 = 2(NH4)3[P(Mo2O7)6] + 4 NaNO3 + 43 NH4NO3 + 23 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C6HN3O6 + O2 = CO2 + N2 + H2O =>
4 C6HN3O6 + 13 O2 = 24 CO2 + 6 N2 + 2 H2O
Hg2(NO3)2 + K3PO4 = HgPO4 + K3(NO3) =>
Hg2(NO3)2 + 2 K3PO4 = 2 HgPO4 + 2 K3(NO3)
(NH4)2MoO4 + Na2S + HCl = (NH4)2MoS4 + NaCl + H2O =>
(NH4)2MoO4 + 4 Na2S + 8 HCl = (NH4)2MoS4 + 8 NaCl + 4 H2O
SrCO3 + HNO3 = Sr(NO3)2 + H2CO3 =>
SrCO3 + 2 HNO3 = Sr(NO3)2 + H2CO3
(CH3CO)2O + C4H9OH = C6H12O2 + C2H4O2 =>
(CH3CO)2O + C4H9OH = C6H12O2 + C2H4O2
NiS + HI = NiI + SH =>
NiS + HI = NiI + SH
CH3CH2CHO + O2 = CO + H2O =>
2 CH3CH2CHO + 5 O2 = 6 CO + 6 H2O
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