Équations équilibrées la veille |
N2 + 3 H2 = 2 NH3
CH4 + H2O + N2 = NH4HCO3 + NH3 =>
3 CH4 + 9 H2O + 4 N2 = 3 NH4HCO3 + 5 NH3
KCl + AgClO4 = AgCl(s) + KClO4(aq) =>
KCl + AgClO4 = AgCl(s) + KClO4(aq)
Fr + O2 = Fr2O2 =>
2 Fr + O2 = Fr2O2
C2H5NH2 + O2 = CO4 + H2O + N2 =>
4 C2H5NH2 + 23 O2 = 8 CO4 + 14 H2O + 2 N2
SrOH = SrO + H =>
SrOH = SrO + H
F2 + KCl = KF + Cl2 =>
F2 + 2 KCl = 2 KF + Cl2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Li2 + O2 = Li2O1 =>
2 Li2 + O2 = 2 Li2O1
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Sr(OH)2 + P2O5 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + P2O5 = Sr3(PO4)2 + 3 H2O
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NaAlO2 + AlCl3 + H2O = Al(OH)3 + NaCl =>
3 NaAlO2 + AlCl3 + 6 H2O = 4 Al(OH)3 + 3 NaCl
MgSO4KOH = (MgOH)2SO4K2SO4 =>
2 MgSO4KOH = (MgOH)2SO4K2SO4
NH4[Cr(NCS)4(NH3)2]H2O + KOH = K[Cr(NCS)4(NH3)2]H2O + OH + NH4 =>
NH4[Cr(NCS)4(NH3)2]H2O + KOH = K[Cr(NCS)4(NH3)2]H2O + OH + NH4
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
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
Li2O + HNO2 = LiNO2 + H2O =>
Li2O + 2 HNO2 = 2 LiNO2 + H2O
NaC2 + H2O = NaOH2C2 =>
NaC2 + H2O = NaOH2C2
Bi(NO3)3 + NaSnO2 + NaOH = Bi + Na2SnO3 + NaNO3 + H2O =>
Bi(NO3)3 + 3 NaSnO2 + 6 NaOH = Bi + 3 Na2SnO3 + 3 NaNO3 + 3 H2O
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
Ca(s) + Cu(NO3)2(aq) = Ca(NO3)2 + Cu(s) =>
Ca(s) + Cu(NO3)2(aq) = Ca(NO3)2 + Cu(s)
NaCl + Pb2(NO3)2 = Na(NO3) + Pb(Cl) =>
2 NaCl + Pb2(NO3)2 = 2 Na(NO3) + 2 Pb(Cl)
HS + H2O = H2S + OH =>
HS + H2O = H2S + OH
KMnO4 + Sb + H2SO4 = MnSO4 + Sb2O3 + K2SO4 + H2O =>
6 KMnO4 + 10 Sb + 9 H2SO4 = 6 MnSO4 + 5 Sb2O3 + 3 K2SO4 + 9 H2O
[Ag(CN)2]{-} + NH4OH = [Ag(NH3)2]{+} + CN{-} + H2O =>
[Ag(CN)2]{-} + 2 NH4OH = [Ag(NH3)2]{+} + 2 CN{-} + 2 H2O
CuCO3 + CH3COOH = CuCH3COO + CO3 + H2O =>
12 CuCO3 + 11 CH3COOH = 12 CuCH3COO + 10 CO3 + 4 H2O
BaSO3(aq) + H2SO4(aq) = BaSO4 + SO2 + H2O =>
BaSO3(aq) + H2SO4(aq) = BaSO4 + SO2 + H2O
NH4SCN + HgN2O6 = HgS2C2N2 + NH4NO3 =>
2 NH4SCN + HgN2O6 = HgS2C2N2 + 2 NH4NO3
CFeO4 + HLi + WSO4 = CLi2 + Fe2(SO4)3 + WLi3 + H2O + W2(SO4)3 =>
2 CFeO4 + 16 HLi + 6 WSO4 = 2 CLi2 + Fe2(SO4)3 + 4 WLi3 + 8 H2O + W2(SO4)3
Fe2(SO4)3 + Li3AsO4 = Fe2(AsO4)3 + Li3SO4 =>
Fe2(SO4)3 + 3 Li3AsO4 = Fe2(AsO4)3 + 3 Li3SO4
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Bi + Br = BiBr =>
Bi + Br = BiBr
K2S + H2CO3 = K2CO3 + H2S =>
K2S + H2CO3 = K2CO3 + H2S
SeO2 + CrSO4 + H2SO4 = Se + Cr2(SO4)3 + H2O =>
SeO2 + 4 CrSO4 + 2 H2SO4 = Se + 2 Cr2(SO4)3 + 2 H2O
MgCl2 + H2SO4 = MgSO4 + H2Cl2 =>
MgCl2 + H2SO4 = MgSO4 + H2Cl2
Cu(SO4) + Mg = Mg(SO4) + Cu =>
Cu(SO4) + Mg = Mg(SO4) + Cu
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
CaSO4*2H2O = CaO + S02 + O2 + H2O =>
2 CaSO4*2H2O = 2 CaO + S02 + 3 O2 + 4 H2O
HBr + Ca3P2 = H3P + CaBr2 =>
6 HBr + Ca3P2 = 2 H3P + 3 CaBr2
CrCl3 + NO3 = Cr(NO3)3 + Cl2 =>
2 CrCl3 + 6 NO3 = 2 Cr(NO3)3 + 3 Cl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2SO4 + Cl2 = HClO4 + SO2 + H2O =>
7 H2SO4 + Cl2 = 2 HClO4 + 7 SO2 + 6 H2O
CuCl2 + Cu(OH)2 = CuOHCl =>
CuCl2 + Cu(OH)2 = 2 CuOHCl
H4P2O7 + Mn(OH)4 = H2O + Mn(P2O7) =>
H4P2O7 + Mn(OH)4 = 4 H2O + Mn(P2O7)
C4H4 + HCl = C4H10 + Cl2 =>
C4H4 + 6 HCl = C4H10 + 3 Cl2
H2S + Fe(OH)2 = FeS + H2O =>
H2S + Fe(OH)2 = FeS + 2 H2O
Cr2(SO3)3 + Pb(NO3)2 = PbSO3 + Cr(NO3)3 =>
Cr2(SO3)3 + 3 Pb(NO3)2 = 3 PbSO3 + 2 Cr(NO3)3
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