| Équations équilibrées la veille |
BrO3{-} + 3 Sn{2+} + 6 H{+} = Br{-} + 3 Sn{4+} + 3 H2O
Cu(s) + Cl2(g) = CuCl(s) =>
2 Cu(s) + Cl2(g) = 2 CuCl(s)
Mg(CH3COO)2 + K3PO4 = Mg3(PO4)2 + KCH3COO =>
3 Mg(CH3COO)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KCH3COO
NH3 + HCl = H5 + NCl3 =>
5 NH3 + 15 HCl = 6 H5 + 5 NCl3
NaOH + SO4 = Na2SO4 + H2O2 =>
2 NaOH + SO4 = Na2SO4 + H2O2
NaHCO3 + H2SO4 = Na2SO4 + H2CO3 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2CO3
Cu(s) + Cl2(g) = CuCl2(g) =>
Cu(s) + Cl2(g) = CuCl2(g)
FeS2 + H2O2 = S + Fe(OH)3 =>
2 FeS2 + 3 H2O2 = 4 S + 2 Fe(OH)3
BaH2 = Ba + H2 =>
BaH2 = Ba + H2
K2CO3 + WBr6 = KBr + W(CO3)3 =>
3 K2CO3 + WBr6 = 6 KBr + W(CO3)3
Fe(NO3)3 + MgCl2 = Fe(Cl)2 + Mg(NO3)3 =>
Fe(NO3)3 + MgCl2 = Fe(Cl)2 + Mg(NO3)3
NaOH + SO4 = H2SO4 + NaO =>
2 NaOH + SO4 = H2SO4 + 2 NaO
Cu + HNO3(conc) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(conc) = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu(s) + Cl2(g) = CuCl2(s) =>
Cu(s) + Cl2(g) = CuCl2(s)
SO4 + NaOH = SO4OH + Na =>
SO4 + NaOH = SO4OH + Na
Co(CN)2 + KCN + H2O = K3[Co(CN)6] + KOH + H2 =>
2 Co(CN)2 + 8 KCN + 2 H2O = 2 K3[Co(CN)6] + 2 KOH + H2
Fe2S3 + H2Cl2 = FeCl3 + H2S =>
Fe2S3 + 3 H2Cl2 = 2 FeCl3 + 3 H2S
Ba(OH)2(aq)CuSO4(aq) = Cu(OH)2(s)BaSO4(s) =>
Ba(OH)2(aq)CuSO4(aq) = Cu(OH)2(s)BaSO4(s)
H{+} + Cr2O7{2-} + FeO = Fe{3+} + Cr{3+} + H2O =>
26 H{+} + Cr2O7{2-} + 6 FeO = 6 Fe{3+} + 2 Cr{3+} + 13 H2O
C2H4O + NH3 = C2H7NO =>
C2H4O + NH3 = C2H7NO
CoCl2 + KOH = Co(OH)2 + KCl =>
CoCl2 + 2 KOH = Co(OH)2 + 2 KCl
Mg(CH3COO)2 + K3PO4 = Mg3(PO4)2 + KCH3COO =>
3 Mg(CH3COO)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KCH3COO
Mg(s) + Cd(NO3)2(aq) = Cd(s) + Mg(NO3)2(aq) =>
Mg(s) + Cd(NO3)2(aq) = Cd(s) + Mg(NO3)2(aq)
FeO3(g) + CO(g) = Fe(l) + CO2(g) =>
FeO3(g) + 3 CO(g) = Fe(l) + 3 CO2(g)
C2H4O + NH3 = C6H7N + H + O =>
3 C2H4O + NH3 = C6H7N + 8 H + 3 O
HgO + S = SO2 + Hg =>
2 HgO + S = SO2 + 2 Hg
H{+} + Cr2O7{2-} + FeO = Fe{3+} + Cr{3+} + H2O =>
26 H{+} + Cr2O7{2-} + 6 FeO = 6 Fe{3+} + 2 Cr{3+} + 13 H2O
H2S + Tl(OH)3 = Tl2S3 + H2O =>
3 H2S + 2 Tl(OH)3 = Tl2S3 + 6 H2O
CuNO3Na2S = Na2NO3CuS =>
CuNO3Na2S = Na2NO3CuS
PbO + NaCl + H2O + CO2 = NaOH + Pb2Cl2CO3 =>
2 PbO + 2 NaCl + H2O + CO2 = 2 NaOH + Pb2Cl2CO3
C2H4O + NH3 = C6H15NO3 =>
3 C2H4O + NH3 = C6H15NO3
Y + P4 = YP =>
4 Y + P4 = 4 YP
MClO3 = MCl + O2 =>
2 MClO3 = 2 MCl + 3 O2
FeCl3*6H2O + KOH = Fe(OH)3 + KCl + H2O =>
FeCl3*6H2O + 3 KOH = Fe(OH)3 + 3 KCl + 6 H2O
C + H = CH =>
C + H = CH
ZnOH2HCl = ZnClOH2H =>
ZnOH2HCl = ZnClOH2H
C2H4O + NH3 = C4H11NO2 =>
2 C2H4O + NH3 = C4H11NO2
NaNO2HBr = NaBrHNO2 =>
NaNO2HBr = NaBrHNO2
Fe(NO3)3 + Na2(SO4) = Fe2(SO4)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2(SO4) = Fe2(SO4)3 + 6 NaNO3
Mn(NO3)2 + Na3PO4 = MnPO4 + Na3(NO3)2 =>
Mn(NO3)2 + Na3PO4 = MnPO4 + Na3(NO3)2
KMnO4 + Sn + HCl = KCl + MnCl2 + SnCl2 + H2O =>
2 KMnO4 + 5 Sn + 16 HCl = 2 KCl + 2 MnCl2 + 5 SnCl2 + 8 H2O
Al + Cr2O7{2-} + H3O{+} = Cr{3+} + Al{3+} + H2O =>
2 Al + Cr2O7{2-} + 14 H3O{+} = 2 Cr{3+} + 2 Al{3+} + 21 H2O
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
Y + P4 = YP =>
4 Y + P4 = 4 YP
C4H8O2 + CaCO3 = C4H7O2Ca + H2O + CO2 =>
21 C4H8O2 + 20 CaCO3 = 20 C4H7O2Ca + 14 H2O + 24 CO2
MnCO3 + MnO4{-} + H2O = MnO2 + H3O{+} + CO3{2-} =>
3 MnCO3 + 2 MnO4{-} + 6 H2O = 5 MnO2 + 4 H3O{+} + 3 CO3{2-}
Mg + H = MgH =>
Mg + H = MgH
Al2 + H2O = Al2O + H2 =>
Al2 + H2O = Al2O + H2
C2H4O + NH3 = C4H11ON + N2 + H2O =>
6 C2H4O + 5 NH3 = 3 C4H11ON + N2 + 3 H2O
(NH4)2CO3 + HNO3 = NH4NO3 + H2O + CO2 =>
(NH4)2CO3 + 2 HNO3 = 2 NH4NO3 + H2O + CO2
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Équations équilibrées sur11/14/24
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