Équations équilibrées la veille |
4 Pb = Pb4
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Al2(SO4)3 + Co(OH)2 = Al(OH)3 + CoSO4 =>
Al2(SO4)3 + 3 Co(OH)2 = 2 Al(OH)3 + 3 CoSO4
MgCl2 + Na3PO4 + NH4OH = MgNH4PO4 + NaOH + NH4Cl =>
MgCl2 + Na3PO4 + 3 NH4OH = MgNH4PO4 + 3 NaOH + 2 NH4Cl
C17H31COOHH2 = C17H33COOH =>
C17H31COOHH2 = C17H33COOH
CO2 + C = CO =>
CO2 + C = 2 CO
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb(NO3)2(aq) + NH4Br(aq) = PbBr2(s) + NO3NH4(aq) =>
Pb(NO3)2(aq) + 2 NH4Br(aq) = PbBr2(s) + 2 NO3NH4(aq)
NH4OH + H2SO4 = H2SO4(OH)2 + NH4 =>
2 NH4OH + H2SO4 = H2SO4(OH)2 + 2 NH4
H20O + CO2 = C6H12O6 + O2 =>
6 H20O + 60 CO2 = 10 C6H12O6 + 33 O2
As5 + H = AsH5 =>
As5 + 25 H = 5 AsH5
HClO2 + Br = HBr + ClO2 =>
HClO2 + Br = HBr + ClO2
HBr + Fe = H + FeBr2 =>
2 HBr + Fe = 2 H + FeBr2
Cu + H2O2 = CuO2 + H2O =>
Cu + 2 H2O2 = CuO2 + 2 H2O
H2SO4 + NaOH = NaSO4 + HOH2 =>
H2SO4 + NaOH = NaSO4 + HOH2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MgCl2 + Na3PO4 + NH4OH = MgNH4PO4 + NaOH + NH4Cl =>
MgCl2 + Na3PO4 + 3 NH4OH = MgNH4PO4 + 3 NaOH + 2 NH4Cl
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + KOH + H2O = KAl(OH)2 + H2 =>
2 Al + 2 KOH + 2 H2O = 2 KAl(OH)2 + H2
MgCl2 + Na3PO4 + NH4OH = MgNH4PO4 + NaOH + NH4Cl =>
MgCl2 + Na3PO4 + 3 NH4OH = MgNH4PO4 + 3 NaOH + 2 NH4Cl
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
As2O3 + NaOH = Na3AsO3 + H2O =>
As2O3 + 6 NaOH = 2 Na3AsO3 + 3 H2O
C6H6 + HBr = C6H5Br + H =>
C6H6 + HBr = C6H5Br + 2 H
Bi2(SO4)3 + NH4OH = Bi(OH)3 + (NH4)2SO4 =>
Bi2(SO4)3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2SO4
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
MgCl2 + Na3PO4 + NH4OH = MgNH4PO4 + NaOH + NH4Cl =>
MgCl2 + Na3PO4 + 3 NH4OH = MgNH4PO4 + 3 NaOH + 2 NH4Cl
Mn + Si = Mn2Si =>
2 Mn + Si = Mn2Si
Ca(OH)2 + SO2 = CaSO3* + H2O =>
Ca(OH)2 + SO2 = CaSO3* + H2O
HCl + K3PO4 = KCl + H3(PO4) =>
3 HCl + K3PO4 = 3 KCl + H3(PO4)
K + PbS2 = K2S + Pb =>
4 K + PbS2 = 2 K2S + Pb
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Mg(NO3)2(s) + (NH4)2HPO4(s) + NH3(aq) + H2O(l) = Mg10(PO4)6(OH)2(s) + NH4NO3(aq) =>
10 Mg(NO3)2(s) + 6(NH4)2HPO4(s) + 8 NH3(aq) + 2 H2O(l) = Mg10(PO4)6(OH)2(s) + 20 NH4NO3(aq)
NaCH3COO + H2O = CH3COOH + NaOH =>
NaCH3COO + H2O = CH3COOH + NaOH
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
K2S + Fe2(SO4)3 + H2O = H2S + Fe(OH)3 + K2SO4 =>
3 K2S + Fe2(SO4)3 + 6 H2O = 3 H2S + 2 Fe(OH)3 + 3 K2SO4
CaCO3 + C6H8O7 = CO2 + Ca3(C6H5O7)2 + H2O =>
3 CaCO3 + 2 C6H8O7 = 3 CO2 + Ca3(C6H5O7)2 + 3 H2O
Au(NO3) = Au + NO2 + O2 =>
2 Au(NO3) = 2 Au + 2 NO2 + O2
K + PbS2 = K2S + Pb =>
4 K + PbS2 = 2 K2S + Pb
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Pb(NO3)2 + NaI = PbI2 + Na(NO3) =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 Na(NO3)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al(NO3)3 + NaHSO3 = Al(OH)3 + NaNO3 + SO2 =>
Al(NO3)3 + 3 NaHSO3 = Al(OH)3 + 3 NaNO3 + 3 SO2
Fe2(CO3)3 = Fe2O3 + CO2 =>
Fe2(CO3)3 = Fe2O3 + 3 CO2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
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