| Équations équilibrées la veille |
Mn(NO3)2 + 2 H2O2 + 4 NaOH = Na2MnO4 + 2 NaNO3 + 4 H2O
CaBr2(aq) + KOH(aq) = Ca(OH)2 + KBr =>
CaBr2(aq) + 2 KOH(aq) = Ca(OH)2 + 2 KBr
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
H2SO4 + Cs = H2 + CsSO4 =>
H2SO4 + Cs = H2 + CsSO4
Ni2O3 + H2S = Ni2SO3 + H2 =>
Ni2O3 + H2S = Ni2SO3 + H2
CH4SO3 = CH3SO3H =>
CH4SO3 = CH3SO3H
Ca(OH)2(aq) + HBr(aq) = CaBr2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HBr(aq) = CaBr2(aq) + 2 H2O(l)
P2S3 + HNO3 = NO + H2SO4 + SO2 + H3PO4 =>
P2S3 + 8 HNO3 = 8 NO + H2SO4 + 2 SO2 + 2 H3PO4
O = O2 =>
2 O = O2
C5H12O + HNO3 = CH4 + CO2 + NO2 =>
2 C5H12O + 4 HNO3 = 7 CH4 + 3 CO2 + 4 NO2
C6H5N + H2O = C6H6N + OH =>
C6H5N + H2O = C6H6N + OH
N3I = N + I =>
N3I = 3 N + I
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
ZnSO4(aq) + Cu(s) = CuSO4(aq) + Zn(s) =>
ZnSO4(aq) + Cu(s) = CuSO4(aq) + Zn(s)
LiAlH4 + CH3CHO + H2O = CH3CH2OH + LiOH + Al(OH3) =>
LiAlH4 + 2 CH3CHO + 2 H2O = 2 CH3CH2OH + LiOH + Al(OH3)
Mg(s) + PbO2(s) = MgO + Pb =>
2 Mg(s) + PbO2(s) = 2 MgO + Pb
HNO3 + H2S = NO2 + H2O + S(algebraico) =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S(algebraico)
Pb + H2SO4 = PbSO4 + H =>
Pb + H2SO4 = PbSO4 + 2 H
Na2S + Fe2(SO4)3 = Na2SO4 + FeS + S2 =>
6 Na2S + 2 Fe2(SO4)3 = 6 Na2SO4 + 4 FeS + S2
Cr2O7{2-}(aq) + I{-}(aq) + H{+}(aq) = Cr{3+}(aq) + I2(aq) + H2O(l) =>
Cr2O7{2-}(aq) + 6 I{-}(aq) + 14 H{+}(aq) = 2 Cr{3+}(aq) + 3 I2(aq) + 7 H2O(l)
Cl = Cl2 =>
2 Cl = Cl2
Br{2-} + KI = KBr + I{2-} =>
Br{2-} + KI = KBr + I{2-}
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
NH3(aq) + HNO3(aq) = N2(g) + H2O(l) =>
5 NH3(aq) + 3 HNO3(aq) = 4 N2(g) + 9 H2O(l)
PbSO4 + (OAc){-} = Pb(OAc)4{2-} + SO4{2-} =>
PbSO4 + 4(OAc){-} = Pb(OAc)4{2-} + SO4{2-}
Mg3(PO3)2 + NH4F = MgF2 + (NH4)3PO3 =>
Mg3(PO3)2 + 6 NH4F = 3 MgF2 + 2(NH4)3PO3
K2C2O4 + Sr3(PO4)4 = K3PO4 + Sr2(C2O4)4 =>
12 K2C2O4 + 2 Sr3(PO4)4 = 8 K3PO4 + 3 Sr2(C2O4)4
CuSO4 + NaCl = NaSO4 + CuCl =>
CuSO4 + NaCl = NaSO4 + CuCl
HCl + C20H14O4 + HNO3 = HNO3C20H14O4HCl =>
HCl + C20H14O4 + HNO3 = HNO3C20H14O4HCl
CH3COOH + Li = H2 + LiCH3COO =>
2 CH3COOH + 2 Li = H2 + 2 LiCH3COO
N9 + Fe6 = N2Fe3 =>
4 N9 + 9 Fe6 = 18 N2Fe3
Mn(OH)2 + KI = Mn + I2 + KOH =>
Mn(OH)2 + 2 KI = Mn + I2 + 2 KOH
Fe2Cl2 + NaH2 = Fe2H2 + NaCl2 =>
Fe2Cl2 + NaH2 = Fe2H2 + NaCl2
Mg(NO3)2*6H2O + GeO2 + C6H8O7*H2O = MgGeO3 + N2 + CO2 + H2O =>
9 Mg(NO3)2*6H2O + 9 GeO2 + 5 C6H8O7*H2O = 9 MgGeO3 + 9 N2 + 30 CO2 + 79 H2O
C2H3OH + O2 = CO2 + H3OH =>
C2H3OH + 2 O2 = 2 CO2 + H3OH
CaCO3 + H2CO3 = Ca + HCO3 =>
CaCO3 + H2CO3 = Ca + 2 HCO3
CaO2(H2O)2 + H2O2 = CaO2(H2O2)2 + H2O =>
CaO2(H2O)2 + 2 H2O2 = CaO2(H2O2)2 + 2 H2O
Al(BrO3)3 + Cs2S = Al2S3 + CsBrO3 =>
2 Al(BrO3)3 + 3 Cs2S = Al2S3 + 6 CsBrO3
C3H7NO2 + O2 = CO2 + H2O + N =>
4 C3H7NO2 + 15 O2 = 12 CO2 + 14 H2O + 4 N
AgNO3 + CaCl2 = Ca + NO3 + AgCl =>
2 AgNO3 + CaCl2 = Ca + 2 NO3 + 2 AgCl
Cl + N = ClN2 =>
Cl + 2 N = ClN2
C2H5NO3 + Sn + H{+} = NH2OH + C2H5OH + Sn{2+} + H2O =>
C2H5NO3 + 3 Sn + 6 H{+} = NH2OH + C2H5OH + 3 Sn{2+} + H2O
K[Cr(OH)4] + Br2 + KOH = K2CrO4 + HBr + H2O =>
2 K[Cr(OH)4] + 3 Br2 + 2 KOH = 2 K2CrO4 + 6 HBr + 2 H2O
C6H14 + O2 = H20(g) + CO2(g) =>
10 C6H14 + 60 O2 = 7 H20(g) + 60 CO2(g)
Ni(OH)3 + CO2 = Ni2(CO3)3 + H2O =>
2 Ni(OH)3 + 3 CO2 = Ni2(CO3)3 + 3 H2O
C10H5Se5 + O2 = CO2 + SeO3 + H2O =>
4 C10H5Se5 + 75 O2 = 40 CO2 + 20 SeO3 + 10 H2O
Zn(OH)2 + AgNO3 = Zn(NO3)2 + AgOH =>
Zn(OH)2 + 2 AgNO3 = Zn(NO3)2 + 2 AgOH
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C10H14 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
35 C10H14 + 78 KMnO4 + 117 H2SO4 = 50 C7H6O2 + 78 MnSO4 + 39 K2SO4 + 212 H2O
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