Équations équilibrées la veille |
Cr2O3 + KClO3 + 4 KOH = 2 H2O + 2 K2CrO4 + KCl
AgNO3 + Sb2O3 + TeO2 + Se = AgSbTeSe + N + O =>
2 AgNO3 + Sb2O3 + 2 TeO2 + 2 Se = 2 AgSbTeSe + 2 N + 13 O
NiCl2 + K4(C6FeK4N6) = KCl + Ni4(C6FeK4N6)2 =>
4 NiCl2 + 2 K4(C6FeK4N6) = 8 KCl + Ni4(C6FeK4N6)2
MgS(aq) + Co(NO3)3(aq) = Co2S3(s) + Mg(NO3)2(aq) =>
3 MgS(aq) + 2 Co(NO3)3(aq) = Co2S3(s) + 3 Mg(NO3)2(aq)
Zn(OH)2 + Cu(OH)2 = CuZnO2 + H2O =>
Zn(OH)2 + Cu(OH)2 = CuZnO2 + 2 H2O
H3PO4 + K2SO4 = K3PO4 + H2SO4 =>
2 H3PO4 + 3 K2SO4 = 2 K3PO4 + 3 H2SO4
LiNO3 + Li = Li2O + N2 =>
2 LiNO3 + 10 Li = 6 Li2O + N2
NaBH4 + CH2O + H2O = CH3OH + NaOH + B2H6 =>
2 NaBH4 + 2 CH2O + 2 H2O = 2 CH3OH + 2 NaOH + B2H6
PbO2 + NaOH + H2O = Na4[Pb(OH)6] + O2 =>
2 PbO2 + 8 NaOH + 2 H2O = 2 Na4[Pb(OH)6] + O2
K2SO3 + HClO4 = KClO4 + H2SO3 =>
K2SO3 + 2 HClO4 = 2 KClO4 + H2SO3
HCOOHNaOH = HCOONaH2O =>
HCOOHNaOH = HCOONaH2O
(NH4)2XO3 = NH3 + XO2 + H2O =>
(NH4)2XO3 = 2 NH3 + XO2 + H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
FeMo = Fe + Mo =>
FeMo = Fe + Mo
KBr + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + Br2 + H2O =>
6 KBr + K2Cr2O7 + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 3 Br2 + 7 H2O
Li(OH) + Mg(NO3)2 = Mg(OH)2 + LiNO3 =>
2 Li(OH) + Mg(NO3)2 = Mg(OH)2 + 2 LiNO3
Cr + H2SO4 = Cr(SO4) + SO2 + H2O =>
Cr + 2 H2SO4 = Cr(SO4) + SO2 + 2 H2O
KOH + H2C2O4 = H2O + KHC2O4 =>
KOH + H2C2O4 = H2O + KHC2O4
C8H8O3 + FeCl3 = (C8H7O3)3Fe + HCl =>
3 C8H8O3 + FeCl3 = (C8H7O3)3Fe + 3 HCl
FeMo = Fe + Mo =>
FeMo = Fe + Mo
Ag2SO4 + MgCl2 = AgCl + MgSO4 =>
Ag2SO4 + MgCl2 = 2 AgCl + MgSO4
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
Cr + H2SO4 = Cr(SO4) + SO2 + H2O =>
Cr + 2 H2SO4 = Cr(SO4) + SO2 + 2 H2O
Cr + H2SO4 = CrSO4 + H2 =>
Cr + H2SO4 = CrSO4 + H2
NaHCO3 + C2H4O2 = CO2 + NaC2H3 + H2O =>
2 NaHCO3 + 3 C2H4O2 = 4 CO2 + 2 NaC2H3 + 4 H2O
HCN + NaCl + H2O = NaOCl + NH3 + CH =>
2 HCN + 3 NaCl + 3 H2O = 3 NaOCl + 2 NH3 + 2 CH
Cr + H2SO4 = Cr(SO4) + SO2 + H2O =>
Cr + 2 H2SO4 = Cr(SO4) + SO2 + 2 H2O
H2SO4 + Fe(OH)3 = Fe + SO4 + HOH =>
3 H2SO4 + 2 Fe(OH)3 = 2 Fe + 3 SO4 + 6 HOH
HIO3 + H2S2O6 = HI + HSO4 =>
2 HIO3 + 3 H2S2O6 = 2 HI + 6 HSO4
C2H3O2 + O2 = C2 + H3O4 =>
C2H3O2 + O2 = C2 + H3O4
Zn(No3)2 + KOH = ZnO + KNo3 + H2O =>
Zn(No3)2 + 2 KOH = ZnO + 2 KNo3 + H2O
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
H2O + NaClO + Na2S = NaCl + NaOH + S8 =>
8 H2O + 8 NaClO + 8 Na2S = 8 NaCl + 16 NaOH + S8
NH3H2SO4 = H2SO4NH3 =>
NH3H2SO4 = H2SO4NH3
K2Cr2O7 + S = K2SO4 + Cr2O3 =>
K2Cr2O7 + S = K2SO4 + Cr2O3
Cr + H2SO4 = Cr(SO4) + SO2 + H2O =>
Cr + 2 H2SO4 = Cr(SO4) + SO2 + 2 H2O
FeMo = Fe + Mo =>
FeMo = Fe + Mo
C2H18OH + O2 = CO2 + H2O =>
4 C2H18OH + 25 O2 = 8 CO2 + 38 H2O
CH3COOH(s) + CaCO3(aq) = H2O(l) + CO2(g) + CH3COOHCa(aq) =>
5 CH3COOH(s) + 4 CaCO3(aq) = 2 H2O(l) + 6 CO2(g) + 4 CH3COOHCa(aq)
Cu + PbCrO4 = CuCrO4 + Pb =>
Cu + PbCrO4 = CuCrO4 + Pb
Fe2Cl + NaPO4 = Fe2PO4 + NaCl =>
Fe2Cl + NaPO4 = Fe2PO4 + NaCl
KI + KOH = K2I + OH =>
KI + KOH = K2I + OH
Cr + H2SO4 = Cr(SO4) + SO2 + H2O =>
Cr + 2 H2SO4 = Cr(SO4) + SO2 + 2 H2O
Pt + H2SO4 = PtSO4 + SO2 + H2O =>
Pt + 2 H2SO4 = PtSO4 + SO2 + 2 H2O
Al2(SO4)3 + NaHCO3 + H2O = Al(OH)3 + CO2 + NaHSO4 =>
Al2(SO4)3 + 3 NaHCO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 3 NaHSO4
CH8COOH + NH3 = CH8CONH2 + H2O =>
CH8COOH + NH3 = CH8CONH2 + H2O
N(SO2)2F + H2O + O2 = HF + SO2 + NO2 =>
4 N(SO2)2F + 2 H2O + 3 O2 = 4 HF + 8 SO2 + 4 NO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C2H4O2 + O3 = H2C2O4 + H2O =>
C2H4O2 + O3 = H2C2O4 + H2O
Na2O + S8 = SO2 + Na =>
16 Na2O + S8 = 8 SO2 + 32 Na
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