Équations équilibrées la veille |
3 Ca + Ni2O3 = 3 CaO + 2 Ni
Co(SO4)2 + NH3 + (NH4)2CO3 + H2O2 = [Co(NH3)4CO3]SO4 + (NH4)2SO4OH =>
2 Co(SO4)2 + 8 NH3 + 2(NH4)2CO3 + H2O2 = 2[Co(NH3)4CO3]SO4 + 2(NH4)2SO4OH
Na2CO3 + H3Cl2 = Na3Cl2 + H2O + CO2 =>
3 Na2CO3 + 2 H3Cl2 = 2 Na3Cl2 + 3 H2O + 3 CO2
Al(OH)3 + HCN = Al(CN)3 + H2O =>
Al(OH)3 + 3 HCN = Al(CN)3 + 3 H2O
H{+} + NO3{-} + Zn = Zn{2+} + NH3 + O2 =>
6 H{+} + 2 NO3{-} + 2 Zn = 2 Zn{2+} + 2 NH3 + 3 O2
H2O2 + SO2 = H2SO4 =>
H2O2 + SO2 = H2SO4
NbN + O2 = N2 + Nb2O5 =>
4 NbN + 5 O2 = 2 N2 + 2 Nb2O5
CuOH2SO4 = CuSO4H2O =>
CuOH2SO4 = CuSO4H2O
HCl + C20H14 + O4 + NaOH = HClC20H14O4NaOH =>
HCl + C20H14 + O4 + NaOH = HClC20H14O4NaOH
KMnO4 + H2S = K2SO4 + K2S2O5 + MnS + H2O =>
4 KMnO4 + 7 H2S = K2SO4 + K2S2O5 + 4 MnS + 7 H2O
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Zn + AgNO3 = Zn(NO3)3 + Ag =>
Zn + 3 AgNO3 = Zn(NO3)3 + 3 Ag
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
NaCH3COO + HI = NaI + CH3COOH =>
NaCH3COO + HI = NaI + CH3COOH
HF + Al(OH)3 = AlF3 + H2O =>
3 HF + Al(OH)3 = AlF3 + 3 H2O
HgOH + H2S = Hg2S + H2O =>
2 HgOH + H2S = Hg2S + 2 H2O
Pb2(CO3)4 = CO2 + Pb2O4 =>
Pb2(CO3)4 = 4 CO2 + Pb2O4
Na2CO3(aq) = CO2 + Na2O =>
Na2CO3(aq) = CO2 + Na2O
W3N4 = W4 + N2 =>
4 W3N4 = 3 W4 + 8 N2
C6H12O6(s) + O2(g) = H2O(g) + CO2(g) =>
C6H12O6(s) + 6 O2(g) = 6 H2O(g) + 6 CO2(g)
KMnO4 + CaSO3 + H2O = MnO2 + CaSO4 + KOH =>
2 KMnO4 + 3 CaSO3 + H2O = 2 MnO2 + 3 CaSO4 + 2 KOH
CaCl2 + Na4(CO3) = NaCl + Ca2(CO3) =>
2 CaCl2 + Na4(CO3) = 4 NaCl + Ca2(CO3)
HF + K = KF + H2 =>
2 HF + 2 K = 2 KF + H2
C2H4(g) + H2(g) = C2H6(g) =>
C2H4(g) + H2(g) = C2H6(g)
TiCl4 + KOH = KCl + Ti(OH)4 =>
TiCl4 + 4 KOH = 4 KCl + Ti(OH)4
C3H8O3 = C2H4 + H2O + CO2 =>
6 C3H8O3 = 7 C2H4 + 10 H2O + 4 CO2
Na2HPO4 + (NH4)2MoO4 + HNO3 = H3PMo12O40 + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 26 HNO3 = H3PMo12O40 + 2 NaNO3 + 24 NH4NO3 + 12 H2O
CaSiF6 + H2SO4 = CaSO4 + H2SiF6 =>
CaSiF6 + H2SO4 = CaSO4 + H2SiF6
K(NO3) + CaI2 = KI + Ca(NO3)2 =>
2 K(NO3) + CaI2 = 2 KI + Ca(NO3)2
Cr2(SO4)3 + Br2 + NaOH = Na2CrO4 + NaBr + NaSO4 + H2O =>
2 Cr2(SO4)3 + 9 Br2 + 32 NaOH = 4 Na2CrO4 + 18 NaBr + 6 NaSO4 + 16 H2O
SbCl3(aq) + Na2S(aq) = Sb2S3(s) + NaCl(aq) =>
2 SbCl3(aq) + 3 Na2S(aq) = Sb2S3(s) + 6 NaCl(aq)
K2MnO4 + Na2S2O3 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
2 K2MnO4 + Na2S2O3 + 3 H2SO4 = Na2SO4 + 2 MnSO4 + 2 K2SO4 + 3 H2O
CaAl2Si2O8 = CaSiO3 + Al2SiO5 =>
CaAl2Si2O8 = CaSiO3 + Al2SiO5
LiOH + H3BO3 = LiB3O5 + H2O =>
LiOH + 3 H3BO3 = LiB3O5 + 5 H2O
C6H13NO5 + O2 = CO2 + H2O + NO2 =>
4 C6H13NO5 + 31 O2 = 24 CO2 + 26 H2O + 4 NO2
Li2C2O4 + (NH4)3BO3 = Li2BO3 + C2O4(NH4)3 =>
Li2C2O4 + (NH4)3BO3 = Li2BO3 + C2O4(NH4)3
NaNO3 + CO2 = NO2 + NaCO3 =>
NaNO3 + CO2 = NO2 + NaCO3
H3(PO4) + BaCl2 = Ba3(PO4)2 + HCl =>
2 H3(PO4) + 3 BaCl2 = Ba3(PO4)2 + 6 HCl
Ag + HCl = AgCl + H =>
Ag + HCl = AgCl + H
NiSO4(aq) + MgI2(aq) = NiI2(aq) + MgSO4(aq) =>
NiSO4(aq) + MgI2(aq) = NiI2(aq) + MgSO4(aq)
Cu2O + C = Cu + CO2Cu = Cu = O = O = C = C = =>
2 Cu2O + C = 3 Cu + CO2Cu
Co + ZnCl2 = Zn + CoCl2 =>
Co + ZnCl2 = Zn + CoCl2
H2SO4 + Ca(OH)2 = Ca(SO4) + H2O =>
H2SO4 + Ca(OH)2 = Ca(SO4) + 2 H2O
Ca + ZnO = CaO + Zn =>
Ca + ZnO = CaO + Zn
Hg + FeCl = HgCl2 + Fe =>
Hg + 2 FeCl = HgCl2 + 2 Fe
HCl(aq) + C2H3O2(aq) = HC2H3O2(aq) + Cl2(s) =>
2 HCl(aq) + 2 C2H3O2(aq) = 2 HC2H3O2(aq) + Cl2(s)
H2SO4 + Na(HCO3) = Na2(SO4) + H2O + CO2 =>
H2SO4 + 2 Na(HCO3) = Na2(SO4) + 2 H2O + 2 CO2
CuSO4 = CuO + SO2 + O23 =>
23 CuSO4 = 23 CuO + 23 SO2 + O23
CrI3 + KOH + CI2 = HI4 + K2CrO4 + KCI + H2O =>
5 CrI3 + 31 KOH + 21 CI2 = 9 HI4 + 5 K2CrO4 + 21 KCI + 11 H2O
Cl + AlI3 = AlCl + I =>
Cl + AlI3 = AlCl + 3 I
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