| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cs4C = 4 Cs + C
HCN + Mg(OH)2 = H2O + Mg(CN)2 =>
2 HCN + Mg(OH)2 = 2 H2O + Mg(CN)2
C5H8 + O2 = C02 + H2O =>
2 C5H8 + 4 O2 = 5 C02 + 8 H2O
H2CO3 = H2 + CO3 =>
H2CO3 = H2 + CO3
MgO2 + H2O = Mg(OH)2 + O =>
MgO2 + H2O = Mg(OH)2 + O
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)3(aq) =>
2 Al(s) + 3 H2SO4(aq) = 3 H2(g) + Al2(SO4)3(aq)
NaHCO3(s) = NaH(s) + CO(g) + O2(g) =>
NaHCO3(s) = NaH(s) + CO(g) + O2(g)
MnO2 + SO2 = Mn + SO3 =>
MnO2 + 2 SO2 = Mn + 2 SO3
H2TeO3 + H2S = TeS2 + H2O =>
H2TeO3 + 2 H2S = TeS2 + 3 H2O
CH2O + O2 = CO + H2O =>
2 CH2O + O2 = 2 CO + 2 H2O
Na + Ca3(PO4)2 = Na3(PO4) + Ca =>
6 Na + Ca3(PO4)2 = 2 Na3(PO4) + 3 Ca
Cr2S3O12 + KMnO4 + H2O = H2CrO4 + MnSO4 + K2SO4 + H2SO4 =>
5 Cr2S3O12 + 6 KMnO4 + 16 H2O = 10 H2CrO4 + 6 MnSO4 + 3 K2SO4 + 6 H2SO4
NH4VO3 + O2 = VO2 + N2 + H2O =>
2 NH4VO3 + O2 = 2 VO2 + N2 + 4 H2O
HNO3(l) + H2O(l) = NO3{-}(aq) + H3O{+}(aq) =>
HNO3(l) + H2O(l) = NO3{-}(aq) + H3O{+}(aq)
ZnS + K2O = ZnO + K2S =>
ZnS + K2O = ZnO + K2S
Cu + Ag2CO3 = CuCO3 + Ag =>
Cu + Ag2CO3 = CuCO3 + 2 Ag
NaOH(aq) + NaNO2(aq) + Al(s) + H2O = NH3(aq) + NaAlO2(aq) =>
NaOH(aq) + NaNO2(aq) + 2 Al(s) + H2O = NH3(aq) + 2 NaAlO2(aq)
NaHCO3(s) + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3(s) + CH3COOH = CH3COONa + H2O + CO2
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
K2SO4 + Pb(NO3)2 = KNO3 + PbSO4 =>
K2SO4 + Pb(NO3)2 = 2 KNO3 + PbSO4
S8 + Br2 = SBr2 =>
S8 + 8 Br2 = 8 SBr2
C6H10(l) + O2(g) = CO2(g) + H2O(l) =>
2 C6H10(l) + 17 O2(g) = 12 CO2(g) + 10 H2O(l)
Ni(s) + H2O(l) = NiO(s) + H2(g) =>
Ni(s) + H2O(l) = NiO(s) + H2(g)
Cu + HNO3 = Cu(NO3) + H2 =>
2 Cu + 2 HNO3 = 2 Cu(NO3) + H2
Ca3P2 + Si = P4 + CaSi =>
2 Ca3P2 + 6 Si = P4 + 6 CaSi
Cr2O7{2-} + Cl2 + H{+} = Cr{3+} + ClO3{-} + H2O =>
5 Cr2O7{2-} + 3 Cl2 + 34 H{+} = 10 Cr{3+} + 6 ClO3{-} + 17 H2O
Na + F(g) = NaF(s) =>
Na + F(g) = NaF(s)
CH2O + O2 = CO2 + H2O =>
CH2O + O2 = CO2 + H2O
N2 + I = NI =>
N2 + 2 I = 2 NI
IO2F + BrF3 = IF5 + Br2 + O2 =>
3 IO2F + 4 BrF3 = 3 IF5 + 2 Br2 + 3 O2
Na3PO4 + Cu(NO3)2 = Cu3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Cu(NO3)2 = Cu3(PO4)2 + 6 NaNO3
NaCl2 + H2O = HCl + Na(OH)2 =>
NaCl2 + 2 H2O = 2 HCl + Na(OH)2
Mg + FeBr3 = Fe2Mg3 + Br2 =>
3 Mg + 2 FeBr3 = Fe2Mg3 + 3 Br2
CH2O + HCl = CH4O + Cl2 =>
CH2O + 2 HCl = CH4O + Cl2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
ZnSO4 + CuSO4 = ZnCu + SO4 =>
ZnSO4 + CuSO4 = ZnCu + 2 SO4
C6H5CHO + C3H6O = C10H10O + H2O =>
C6H5CHO + C3H6O = C10H10O + H2O
BaXeO4 = Ba + XeO + O2 =>
2 BaXeO4 = 2 Ba + 2 XeO + 3 O2
H3PO4 + (NH4)6Mo7O24 + HNO3 = (NH4)3(PMo12O40) + NH4NO3 + H2O =>
7 H3PO4 + 12(NH4)6Mo7O24 + 51 HNO3 = 7(NH4)3(PMo12O40) + 51 NH4NO3 + 36 H2O
Cu + HNO3 = Cu(NO3) + H2 =>
2 Cu + 2 HNO3 = 2 Cu(NO3) + H2
Mg(NO3)2 + K3(PO4) = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3(PO4) = Mg3(PO4)2 + 6 KNO3
Cu + HNO3 = Cu(NO3) + H2 =>
2 Cu + 2 HNO3 = 2 Cu(NO3) + H2
KrF2(s) + H2O(g) = Kr(g) + O2(g) + HF(g) =>
2 KrF2(s) + 2 H2O(g) = 2 Kr(g) + O2(g) + 4 HF(g)
MnO4{-} + Mn{2+} + OH{-} = MnO2 + H2O =>
2 MnO4{-} + 3 Mn{2+} + 4 OH{-} = 5 MnO2 + 2 H2O
CuSCN + KIO3 + HCl = CuSO4 + KCl + HCN + ICl + H2O =>
4 CuSCN + 7 KIO3 + 14 HCl = 4 CuSO4 + 7 KCl + 4 HCN + 7 ICl + 5 H2O
CH3(CH2)7OH + CH3COOH = CH3COO(CH2)7CH3 + H2O =>
CH3(CH2)7OH + CH3COOH = CH3COO(CH2)7CH3 + H2O
Hg2O + H2 = Hg + H2O =>
Hg2O + H2 = 2 Hg + H2O
Pb(NO3)2 + (NH4)2CO3 = PbCO3 + NH4NO3 =>
Pb(NO3)2 + (NH4)2CO3 = PbCO3 + 2 NH4NO3
C3H8O + NaBr = C3H7Br + NaOH =>
C3H8O + NaBr = C3H7Br + NaOH
Fe3O4(s) + CO(g) = Fe(s) + CO2(g) =>
Fe3O4(s) + 4 CO(g) = 3 Fe(s) + 4 CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/17/24
Équations équilibrées sur07/17/23
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