| Équations équilibrées la veille |
2 Ir(ClO3)3 = 2 Ir(Cl)3 + 9 O2
CdCl2 + Na2S = NaCl + CdS =>
CdCl2 + Na2S = 2 NaCl + CdS
BeCl2 + AgNO3 = AgCl + Be(NO3)2 =>
BeCl2 + 2 AgNO3 = 2 AgCl + Be(NO3)2
C2H5 + H2 = C2H6 =>
2 C2H5 + H2 = 2 C2H6
MnO4{-} + Cl{-} + H{+} = Mn{2} + Cl2 + H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{2} + 5 Cl2 + 8 H2O
CUSO4*5H2O = CUO + SO2 + H2O + O2 =>
2 CUSO4*5H2O = 2 CUO + 2 SO2 + 10 H2O + O2
K2Cr2O7 + HBr + SnBr2 = CrBr3 + KBr + SnBr4 + H2O =>
K2Cr2O7 + 14 HBr + 3 SnBr2 = 2 CrBr3 + 2 KBr + 3 SnBr4 + 7 H2O
(OH)2 + H2 = H2O =>
(OH)2 + H2 = 2 H2O
K2Cr2O7 = K2CrO4 + Cr2O3 + O =>
2 K2Cr2O7 = 2 K2CrO4 + Cr2O3 + 3 O
Mg + HCOOH = (HCOO)2Mg + H2 =>
Mg + 2 HCOOH = (HCOO)2Mg + H2
Co(OH)3 + H2SO4 = Co2(SO4)3 + HOH =>
2 Co(OH)3 + 3 H2SO4 = Co2(SO4)3 + 6 HOH
HCrO2 + KOH = KCrO2 + H2O =>
HCrO2 + KOH = KCrO2 + H2O
Cr(OH)2 + HNo3 = Cr(No3)2 + H2O =>
Cr(OH)2 + 2 HNo3 = Cr(No3)2 + 2 H2O
H2O + Na = HNaOH =>
H2O + Na = HNaOH
Sr + HNO3 = H + SrNO3 =>
Sr + HNO3 = H + SrNO3
NaHCO3 + HBr = NaBr + H2CO3 =>
NaHCO3 + HBr = NaBr + H2CO3
Mn + Fe = Mn2Fe =>
2 Mn + Fe = Mn2Fe
HgCl2 + KOH = KCl2 + HgOH =>
HgCl2 + KOH = KCl2 + HgOH
Na2Cr2O7 + SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 3 SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O
(NH4)2SO4 + Cu(OH)2 = NH4OH + CuSO4 =>
(NH4)2SO4 + Cu(OH)2 = 2 NH4OH + CuSO4
ethylene + hydrogen = ethane =>
C2H4 + H2 = C2H6
Cr(NO3)3 + Li2S = Cr2S3 + LiNO3 =>
2 Cr(NO3)3 + 3 Li2S = Cr2S3 + 6 LiNO3
H2SCuSO3 = CuSSO2H2O =>
H2SCuSO3 = CuSSO2H2O
Al + NaNO2 + NaOH + H2O = NaAl(OH)4 + NH3 =>
2 Al + NaNO2 + NaOH + 5 H2O = 2 NaAl(OH)4 + NH3
SO2(g) + KMnO4(aq) + H2O(l) + KCl(aq) = MnCl2(aq) + K2SO4(aq) + HCl(aq) =>
5 SO2(g) + 2 KMnO4(aq) + 2 H2O(l) + 8 KCl(aq) = 2 MnCl2(aq) + 5 K2SO4(aq) + 4 HCl(aq)
Al + H2(SO4)3 = Al2(SO4)3 + H2 =>
2 Al + H2(SO4)3 = Al2(SO4)3 + H2
HCl + RbHCO3 = RbCl + H2CO3 =>
HCl + RbHCO3 = RbCl + H2CO3
Rb3PO4 + Ba(OH)2 = Ba3(PO4)2 + RbOH =>
2 Rb3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 RbOH
Mg + NHO3 = Mg(NO3)2 + H =>
Mg + 2 NHO3 = Mg(NO3)2 + 2 H
Br2 + HNO3 = HBrO3 + NO2 + H2O =>
Br2 + 10 HNO3 = 2 HBrO3 + 10 NO2 + 4 H2O
OH{-} + Br2 = BrO3{-} + Br{-} + H2O =>
6 OH{-} + 3 Br2 = BrO3{-} + 5 Br{-} + 3 H2O
BaCO3 + Ca(NO3)2 = Ba(NO3)2 + CaCO3 =>
BaCO3 + Ca(NO3)2 = Ba(NO3)2 + CaCO3
Sn + H2 = SnH3 =>
2 Sn + 3 H2 = 2 SnH3
VCl3 + NaSbCl6 = NaVCl6 + SbCl3 =>
VCl3 + NaSbCl6 = NaVCl6 + SbCl3
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
NiF2 + NH3 = Ni3N + NH4F0 + N2 =>
6 NiF2 + 16 NH3 = 2 Ni3N + 12 NH4F0 + N2
C6H12(l) + O2(g) = HC6H9O3(l) + H2O(l) =>
C6H12(l) + 2 O2(g) = HC6H9O3(l) + H2O(l)
Br2 + S2O32{-} + H2O = Br1{-} + SO42{-} + H{+} =>
103 Br2 + 2 S2O32{-} + 104 H2O = 206 Br1{-} + 4 SO42{-} + 208 H{+}
Al2(SO4)3 = Al2 + (SO4)3 =>
Al2(SO4)3 = Al2 + (SO4)3
C2H2OOH + O2 = CO2 + H2O =>
4 C2H2OOH + 7 O2 = 8 CO2 + 6 H2O
Ba(NO3)2 + TiO(NO3)2 + CH4N2O = BaTiO3 + H2O + N2 + CO2 =>
3 Ba(NO3)2 + 3 TiO(NO3)2 + 10 CH4N2O = 3 BaTiO3 + 20 H2O + 16 N2 + 10 CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NH4 + KOH = NH3 + K + H2O =>
NH4 + KOH = NH3 + K + H2O
Ba(OH)2 + SO2 = Ba2SO4 + H2O =>
2 Ba(OH)2 + SO2 = Ba2SO4 + 2 H2O
NaCl + CuSO4 = CuCl2 + Na2SO4 =>
2 NaCl + CuSO4 = CuCl2 + Na2SO4
Cu(s) + S = CuS(s) =>
Cu(s) + S = CuS(s)
Cs2O(s) + H2O(l) = CsOH =>
Cs2O(s) + H2O(l) = 2 CsOH
NaCO3 + HNO2 = NaNO2 + HCO3 =>
NaCO3 + HNO2 = NaNO2 + HCO3
H{+} + FeS + MnO4{-} = Fe{3+} + SO4{2-} + Mn{2+} + H2O =>
32 H{+} + 5 FeS + 9 MnO4{-} = 5 Fe{3+} + 5 SO4{2-} + 9 Mn{2+} + 16 H2O
(NH4)2CO3(aq) + NaOH(aq) = H2O(l) + NH3(g) + Na2CO3(aq) =>
(NH4)2CO3(aq) + 2 NaOH(aq) = 2 H2O(l) + 2 NH3(g) + Na2CO3(aq)
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Équations équilibrées sur10/17/24
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