Équations équilibrées la veille |
15 NaClO4 + 8 FeCl3 = 24 ClO2 + 15 NaCl + 4 Fe2O3
Cd + CuBr3 = CdBr3 + Cu =>
Cd + CuBr3 = CdBr3 + Cu
KNO2 + HNO3 = KNO3 + NO2 + H2O =>
KNO2 + 2 HNO3 = KNO3 + 2 NO2 + H2O
XCl + NaOH = XOH + NaCl =>
XCl + NaOH = XOH + NaCl
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
Mn + H2O = H2 + Mn2O =>
2 Mn + H2O = H2 + Mn2O
H2S + BaBr2 = BaS + HBr =>
H2S + BaBr2 = BaS + 2 HBr
Pb(NO3)2 + NaOH = PbNa + (NO3)2 + OH =>
Pb(NO3)2 + NaOH = PbNa + (NO3)2 + OH
C10H10Fe + C4H6O3 + H = C10H10C2OH3Fe + CH3COOH =>
C10H10Fe + C4H6O3 + H = C10H10C2OH3Fe + CH3COOH
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
C8H7OCl + C4H11N = C12H17NO + HCl =>
C8H7OCl + C4H11N = C12H17NO + HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2CO3(s) = NH3(g) + CO2(g) + H2O(g) =>
(NH4)2CO3(s) = 2 NH3(g) + CO2(g) + H2O(g)
SO2 + LiMnO4 + H2O = MnSO4 + Li2SO4 + H2SO4 =>
5 SO2 + 2 LiMnO4 + 2 H2O = 2 MnSO4 + Li2SO4 + 2 H2SO4
NaOH + Na3PO4 = NaPO4 + Na3OH =>
NaOH + Na3PO4 = NaPO4 + Na3OH
Cr2O7 + HSO3 = SO4 + Cr + H2O =>
3 Cr2O7 + 14 HSO3 = 14 SO4 + 6 Cr + 7 H2O
CO2 + CaO = CaCO + O2 =>
CO2 + CaO = CaCO + O2
Zn2O3 + NaOH = NaZnO2 + H2O =>
Zn2O3 + 2 NaOH = 2 NaZnO2 + H2O
FeCl3 + K4[Fe(CN)6] = KCl3 + K3Fe(CN)6 + Fe =>
FeCl3 + K4[Fe(CN)6] = KCl3 + K3Fe(CN)6 + Fe
Au + SiO2 = Au(SiO2)2 =>
Au + 2 SiO2 = Au(SiO2)2
NaO + H2O = NaH2O + O =>
NaO + H2O = NaH2O + O
Cu + CaCl2 = CuCaCl2 =>
Cu + CaCl2 = CuCaCl2
Mn(OH)3 + KClO + KOH = K2MnO4 + KCl + H2O =>
2 Mn(OH)3 + 3 KClO + 4 KOH = 2 K2MnO4 + 3 KCl + 5 H2O
C5H12 + KOH = C5H6 + K2 + H2O =>
C5H12 + 6 KOH = C5H6 + 3 K2 + 6 H2O
BaCO3 + CaCl2 = CaCO3 + BaCl2 =>
BaCO3 + CaCl2 = CaCO3 + BaCl2
Ni(OH)2 + H4P2O7 = Ni4(P2O7)2 + H2O =>
4 Ni(OH)2 + 2 H4P2O7 = Ni4(P2O7)2 + 8 H2O
H2 + CO3 = H2O + CO2 =>
H2 + CO3 = H2O + CO2
SrS + Na2CO3 = SrCO3 + Na2S =>
SrS + Na2CO3 = SrCO3 + Na2S
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CuBr2(aq)Fe(s)(aq) = FeBr2Cu(s) =>
CuBr2(aq)Fe(s)(aq) = FeBr2Cu(s)
(CH3(CH2)CH3) + (O2) = CO2 + H2O =>
(CH3(CH2)CH3) + 5(O2) = 3 CO2 + 4 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NiCl2(aq) + AgNO3(aq) = AgCl(s) + Ni(NO3)2 =>
NiCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ni(NO3)2
CH + O4 = CO2 + H2O =>
8 CH + 5 O4 = 8 CO2 + 4 H2O
KCl + Na3[Co(NO2)3] = K3[Co(NO2)3] + NaCl =>
3 KCl + Na3[Co(NO2)3] = K3[Co(NO2)3] + 3 NaCl
NH3 + AgCl2 = [Ag(NH3)4]Cl2 =>
4 NH3 + AgCl2 = [Ag(NH3)4]Cl2
LiOH + NiCl2 = LiCl + Ni(OH)2 =>
2 LiOH + NiCl2 = 2 LiCl + Ni(OH)2
Zn + Fe(OH)3 = Zn(OH)2 + Fe(OH)2 =>
Zn + 2 Fe(OH)3 = Zn(OH)2 + 2 Fe(OH)2
Ni(NO3)2(H12O6) + Zn(NO3)2(H12O6) + Fe(NO3)3(H18O9) + C2H5NO2 = Ni60Zn40Fe200O400 + CO2 + H2O + N2 =>
540 Ni(NO3)2(H12O6) + 360 Zn(NO3)2(H12O6) + 1800 Fe(NO3)3(H18O9) + 4000 C2H5NO2 = 9 Ni60Zn40Fe200O400 + 8000 CO2 + 31600 H2O + 5600 N2
Mg(s) + HCl(ag) = MgCl2 + H2 =>
Mg(s) + 2 HCl(ag) = MgCl2 + H2
(NH4)2CO3(s) = NH4HCO3(s) + NH3(g) =>
(NH4)2CO3(s) = NH4HCO3(s) + NH3(g)
Na2CO3 + Ca(OH)2 = CaCO3 + NaOH =>
Na2CO3 + Ca(OH)2 = CaCO3 + 2 NaOH
KI + KMnO4 + HSO4 = K2SO4 + MnSO4 + I2 + H2O =>
26 KI + 2 KMnO4 + 16 HSO4 = 14 K2SO4 + 2 MnSO4 + 13 I2 + 8 H2O
CH2CHCH3 + KMnO4 + H2O = CH2(OH)CH(OH)CH3 + MnO2 + KOH =>
3 CH2CHCH3 + 2 KMnO4 + 4 H2O = 3 CH2(OH)CH(OH)CH3 + 2 MnO2 + 2 KOH
Sb4O5Cl2 + HNO3 = Sb2O5 + NO2 + HCl + H2O =>
Sb4O5Cl2 + 8 HNO3 = 2 Sb2O5 + 8 NO2 + 2 HCl + 3 H2O
HCN + Mg(OH)2 = H2O + Mg(CN)2 =>
2 HCN + Mg(OH)2 = 2 H2O + Mg(CN)2
H2SO4(aq) + HI(aq) = H2S(aq) + I2(aq) + H2O(l) =>
H2SO4(aq) + 8 HI(aq) = H2S(aq) + 4 I2(aq) + 4 H2O(l)
CU + F = CUF =>
CU + F = CUF
C6H12O + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
5 C6H12O + 6 KMnO4 + 9 H2SO4 = 10 C3H6O2 + 3 K2SO4 + 6 MnSO4 + 9 H2O
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