| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 5 HBr + 3 H2SO4 = 5 HBrO + K2SO4 + 2 MnSO4 + 3 H2O
Zn(s) + F2(g) = ZnF =>
2 Zn(s) + F2(g) = 2 ZnF
Li + CrCl3 = Cr + LiCl3 =>
Li + CrCl3 = Cr + LiCl3
MoCl5(s) + Na2S(s) = MoS2(s) + NaCl(s) + S(s) =>
2 MoCl5(s) + 5 Na2S(s) = 2 MoS2(s) + 10 NaCl(s) + S(s)
Fe04{2-} + H{+} + Cr2O7{-2} = Fe{+2} + Cr{3+} + H2O =>
3 Fe04{2-} + 70 H{+} + 5 Cr2O7{-2} = 12 Fe{+2} + 10 Cr{3+} + 35 H2O
C2H6SO + O2 = CO2 + SO2 + H2O =>
C2H6SO + 4 O2 = 2 CO2 + SO2 + 3 H2O
[Cu(OH)]Cl + NaOH = NaCl + CuO + H2O =>
[Cu(OH)]Cl + NaOH = NaCl + CuO + H2O
NaHCO3(s) = NaH(s) + CO(g) + O2(g) =>
NaHCO3(s) = NaH(s) + CO(g) + O2(g)
KC1O = KC1 + O2 =>
2 KC1O = 2 KC1 + O2
C5H11N + HNO3 = CO2 + H2O + N2 =>
5 C5H11N + 31 HNO3 = 25 CO2 + 43 H2O + 18 N2
H{+} + MnO4{-} + HBr = Br2 + Mn{2+} + H2O =>
6 H{+} + 2 MnO4{-} + 10 HBr = 5 Br2 + 2 Mn{2+} + 8 H2O
C3H8OH + O2 = CH3CH2COOH + H2O =>
4 C3H8OH + 5 O2 = 4 CH3CH2COOH + 6 H2O
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2 =>
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2
Copper(ii)hydroxide = copper(ii)oxide + water =>
Cu(OH)2 = CuO + H2O
KMnO4 + NO + KOH = K2MnO4 + KNO3 + H2O =>
3 KMnO4 + NO + 4 KOH = 3 K2MnO4 + KNO3 + 2 H2O
CaCO3(S) + H2SO4(aq) = CaSO4(S) + CO2(g) + H2O(l) =>
CaCO3(S) + H2SO4(aq) = CaSO4(S) + CO2(g) + H2O(l)
Pb(NO3)2 + Ni = PbNi + Ni(NO3)2 =>
Pb(NO3)2 + 2 Ni = PbNi + Ni(NO3)2
C2H6O(g) + O2(g) = CO2(g) + H2O(g)(unbalanced) =>
C2H6O(g) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)(unbalanced)
NH4NO3(aq) = N2O(g) + H2O(g) =>
NH4NO3(aq) = N2O(g) + 2 H2O(g)
Pb(OH)2 + Na2N = PbN + NaOH =>
Pb(OH)2 + Na2N = PbN + 2 NaOH
C3H6O + MgCr2O7 + H2SO4 = C3H4O2 + Cr2(SO4)3 + MgSO4 + H2O =>
3 C3H6O + 2 MgCr2O7 + 8 H2SO4 = 3 C3H4O2 + 2 Cr2(SO4)3 + 2 MgSO4 + 11 H2O
Br + HClO + H2O = HBrO3 + HCl =>
2 Br + 5 HClO + H2O = 2 HBrO3 + 5 HCl
FeCl2 + Na2S = NaCl + FeS =>
FeCl2 + Na2S = 2 NaCl + FeS
SO2 + M2O = M2SO3 =>
SO2 + M2O = M2SO3
CrI3 + OH{-} + Cl2 = CrO4{-}2 + IO4{-} + H2O + Cl{-} =>
CrI3 + 32 OH{-} + 14 Cl2 = CrO4{-}2 + 3 IO4{-} + 16 H2O + 28 Cl{-}
Te + Al = TeAl7 =>
Te + 7 Al = TeAl7
Sr(NO3)2 + AgO = SrO + Ag(NO3)2 =>
Sr(NO3)2 + AgO = SrO + Ag(NO3)2
Cu + S = Cu(l)S2 =>
Cu + 2 S = Cu(l)S2
Cu(NO3) + Be(NO2) = Cu(NO2) + Be(NO3) =>
Cu(NO3) + Be(NO2) = Cu(NO2) + Be(NO3)
NaO + F = NaF + O =>
NaO + F = NaF + O
KCl(s) + O2(g) = KClO3(s) =>
2 KCl(s) + 3 O2(g) = 2 KClO3(s)
NaBr + H2O = NaO + H2Br =>
NaBr + H2O = NaO + H2Br
CO2 + H2O + N2 = C6H7N + O2 =>
24 CO2 + 14 H2O + 2 N2 = 4 C6H7N + 31 O2
NO3 + As2O3 = NO2 + AsO4 =>
5 NO3 + As2O3 = 5 NO2 + 2 AsO4
Zn(HCO3)2 + H2SO4 = ZnSO4 + CO2 + H2O =>
Zn(HCO3)2 + H2SO4 = ZnSO4 + 2 CO2 + 2 H2O
CO + H = C3H8 + H2O =>
3 CO + 14 H = C3H8 + 3 H2O
K2CO3AlBr3 = K2Br3AlCO3 =>
K2CO3AlBr3 = K2Br3AlCO3
Na[Al(OH)4] = Al2O3 + NaOH + H2O =>
2 Na[Al(OH)4] = Al2O3 + 2 NaOH + 3 H2O
H3PO4 + Ca(OH)2 = H2PO4CaOH + H2O =>
H3PO4 + Ca(OH)2 = H2PO4CaOH + H2O
PbO4 + NOH + Mn(NO3)2 = MnOH4 + Pb(NO3)2 + H2O =>
6 PbO4 + 10 NOH + Mn(NO3)2 = MnOH4 + 6 Pb(NO3)2 + 3 H2O
CH4 + HF = CH3F + H2 =>
CH4 + HF = CH3F + H2
NaHCO3 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Ba(C2H3O2)2 + Na2CrO4 = Na(C2H3O2) + BaCrO4 =>
Ba(C2H3O2)2 + Na2CrO4 = 2 Na(C2H3O2) + BaCrO4
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3COH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2OH + K2Cr2O7 + 4 H2SO4 = 3 CH3COH + K2SO4 + Cr2(SO4)3 + 7 H2O
Al(OH)3 + Br2 = AlBr3 + Al(BrO3)3 + H2O =>
6 Al(OH)3 + 9 Br2 = 5 AlBr3 + Al(BrO3)3 + 9 H2O
H2SO4(aq) + (NH4)2CO3(aq) = (NH4)2SO4(aq) + CO2(g) + H2O =>
H2SO4(aq) + (NH4)2CO3(aq) = (NH4)2SO4(aq) + CO2(g) + H2O
Mn2O7 + C8H18 = MnO2 + CO2 + H2O =>
25 Mn2O7 + 3 C8H18 = 50 MnO2 + 24 CO2 + 27 H2O
NHCO3 + H3PO4 = NH3PO4 + HCO3 =>
NHCO3 + H3PO4 = NH3PO4 + HCO3
NaHSO4 = (teplo)Na2S2O7 + H2O =>
2 NaHSO4 = (teplo)Na2S2O7 + H2O
C8H10 + NO3 = CO2 + H2O + N2 =>
2 C8H10 + 14 NO3 = 16 CO2 + 10 H2O + 7 N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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