Équations équilibrées la veille |
M + H2 = MH2
(CH3)2NH + O2 = CH2 + N2 + H2O =>
4(CH3)2NH + 3 O2 = 8 CH2 + 2 N2 + 6 H2O
HCl + Na(OH) = NaCl + H2O =>
HCl + Na(OH) = NaCl + H2O
C5H12 + KOH = C5H6 + K2 + H2O =>
C5H12 + 6 KOH = C5H6 + 3 K2 + 6 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaO2 + H2O = NaOH + O2 =>
4 NaO2 + 2 H2O = 4 NaOH + 3 O2
Na2WO4 + HCl = WO3*H2O + NaCl =>
Na2WO4 + 2 HCl = WO3*H2O + 2 NaCl
N2H4 + H2O = NO2 + NH3 =>
7 N2H4 + 4 H2O = 2 NO2 + 12 NH3
Li3N + SbF5 = LiSbF6 + SbF3 + N2 =>
2 Li3N + 9 SbF5 = 6 LiSbF6 + 3 SbF3 + N2
FeCl3 + Kl = FeCl3Kl =>
FeCl3 + Kl = FeCl3Kl
Cr2(SO4)3 + Br2 + KOH = K2CrO4 + KBr + KSO4 + H2O =>
2 Cr2(SO4)3 + 9 Br2 + 32 KOH = 4 K2CrO4 + 18 KBr + 6 KSO4 + 16 H2O
Na2WO4 + HCl = H2WO4 + NaCl =>
Na2WO4 + 2 HCl = H2WO4 + 2 NaCl
NaBr + NaClO + H2O = NaOH + NaCl + Br =>
2 NaBr + NaClO + H2O = 2 NaOH + NaCl + 2 Br
KSO4 + HOH = KOH + HSO4 =>
KSO4 + HOH = KOH + HSO4
HCl + PbNo3 = PbCl + HNo3 =>
HCl + PbNo3 = PbCl + HNo3
KIO3 + Cl2 + KOH = K4I2O9 + KCl + H2 =>
4 KIO3 + Cl2 + 6 KOH = 2 K4I2O9 + 2 KCl + 3 H2
P4 + HNO3 = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3 = 4 H3PO4 + 20 NO2 + 4 H2O
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
MgCl2 + KHCO3 = Mg(HCO3)2 + KCl =>
MgCl2 + 2 KHCO3 = Mg(HCO3)2 + 2 KCl
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
(C)2(H)5O(H) + (O)2 = C(O)2 + (H)2O =>
(C)2(H)5O(H) + 3(O)2 = 2 C(O)2 + 3(H)2O
Na2HPO4 + KMnO4 = NaMnO4 + K2HPO4 =>
Na2HPO4 + 2 KMnO4 = 2 NaMnO4 + K2HPO4
K2Cr2O7 + H2SO4 + FeSO4 = Fe2(SO4)3 + CrSO4 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 8 FeSO4 = 4 Fe2(SO4)3 + 2 CrSO4 + K2SO4 + 7 H2O
Pb(C2H3O2)2 + Ag2SO4 = PbSO4 + AgC2H3O2 =>
Pb(C2H3O2)2 + Ag2SO4 = PbSO4 + 2 AgC2H3O2
St + HCl = StCl2 + H2 =>
St + 2 HCl = StCl2 + H2
C3H7NO3(aq) + O2 = CO2 + H2O + CH4N2O =>
2 C3H7NO3(aq) + 5 O2 = 5 CO2 + 5 H2O + CH4N2O
C4H8O3 + O2 = H2O + CO2 =>
2 C4H8O3 + 9 O2 = 8 H2O + 8 CO2
K[Cr(OH)4] + K3[Fe(CN)6] + KOH = K2CrO4 + K4[Fe(CN)6] + H2O =>
K[Cr(OH)4] + 3 K3[Fe(CN)6] + 4 KOH = K2CrO4 + 3 K4[Fe(CN)6] + 4 H2O
Na2O3Si + CaCl2 = CaO3Si + NaCl =>
Na2O3Si + CaCl2 = CaO3Si + 2 NaCl
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
Na2S + Ni(NO3)2 = Na2(NO3)2 + NiS =>
Na2S + Ni(NO3)2 = Na2(NO3)2 + NiS
Ca(OH)2 + Cl2 = Ca(ClO3)2 + CaCl + HCl =>
3 Ca(OH)2 + 5 Cl2 = Ca(ClO3)2 + 2 CaCl + 6 HCl
Ba(NO3)2 + CaSO4*2H2O = BaSO4 + Ca(NO3)2 + H2O =>
Ba(NO3)2 + CaSO4*2H2O = BaSO4 + Ca(NO3)2 + 2 H2O
MgSO3(s) + HNO3(aq) = Mg(NO3)2(aq) + H2O(l) + SO2(g) =>
MgSO3(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + H2O(l) + SO2(g)
Ca(OH)2(aq) + HCl(aq) = CaCl2(aq) + H2(g) + O2(g) =>
Ca(OH)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 H2(g) + O2(g)
Na2S + Ni(NO3)2 = Na2(NO3)2 + NiS =>
Na2S + Ni(NO3)2 = Na2(NO3)2 + NiS
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H5S + O2 = CO2 + H2O + SO2 =>
4 C2H5S + 17 O2 = 8 CO2 + 10 H2O + 4 SO2
C8H8O4 + CH3OH + H2SO4 = C8H8SO4 + H2O =>
5 C8H8O4 + 24 CH3OH + 8 H2SO4 = 8 C8H8SO4 + 44 H2O
KI + LiBr = KBr + LiI =>
KI + LiBr = KBr + LiI
CoI2 = Co2 + I2 =>
2 CoI2 = Co2 + 2 I2
NdCl3 + H2O = NdOCl + HCl =>
NdCl3 + H2O = NdOCl + 2 HCl
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
AgNO3 + KrCrO4 = AgCrO4 + KrNO3 =>
AgNO3 + KrCrO4 = AgCrO4 + KrNO3
Na2WO4 + HCl = NaCl + WO3 + H2O =>
Na2WO4 + 2 HCl = 2 NaCl + WO3 + H2O
O7 + Br2 = Br2O7 =>
O7 + Br2 = Br2O7
SiO2 + LiCO3 = LiSiO3 + CO2 =>
SiO2 + LiCO3 = LiSiO3 + CO2
Pb(CN)4 + K = KCN + Pb =>
Pb(CN)4 + 4 K = 4 KCN + Pb
CH3COOH + NaOH = NaOHCH3COOH =>
CH3COOH + NaOH = NaOHCH3COOH
AgBr + AgI = Ag + IBr =>
AgBr + AgI = 2 Ag + IBr
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