| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg + 2 HCl = 2 MgCl + H2
Sr(OH)2*8H2O + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(OH)2*8H2O + 2 NH4Cl = SrCl2 + 2 NH3 + 10 H2O
SCN{-} + Br2 + H2O = SO4{2-} + BrCN + Br{-} + H{+} =>
SCN{-} + 4 Br2 + 4 H2O = SO4{2-} + BrCN + 7 Br{-} + 8 H{+}
C2H5OH + I2 + NaOH = CHI3 + CO2HNa + H2ONaI =>
C2H5OH + 4 I2 + 6 NaOH = CHI3 + CO2HNa + 5 H2ONaI
Na3PO4 + NiCl2 = Ni3(PO4)2 + NaCl =>
2 Na3PO4 + 3 NiCl2 = Ni3(PO4)2 + 6 NaCl
XC2H5 + O2 = XOH + CO2 + H2O =>
2 XC2H5 + 7 O2 = 2 XOH + 4 CO2 + 4 H2O
Ca + H2O = CaOH + H =>
Ca + H2O = CaOH + H
HNO3(aq) + Co(OH)2(aq) = Co(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Co(OH)2(aq) = Co(NO3)2(aq) + 2 H2O(l)
K + O2 = K2O =>
4 K + O2 = 2 K2O
Al + H2SO4 = Al2(SO4)3 + H2S + H2O =>
8 Al + 15 H2SO4 = 4 Al2(SO4)3 + 3 H2S + 12 H2O
C54H101O6 + O2 = CO2 + H2O =>
4 C54H101O6 + 305 O2 = 216 CO2 + 202 H2O
MoS2(s) + O2(s) = MoO3(s) + SO2(g) =>
2 MoS2(s) + 7 O2(s) = 2 MoO3(s) + 4 SO2(g)
NaOH + NH4NO3 = NH3 + H2O + NaNO3 =>
NaOH + NH4NO3 = NH3 + H2O + NaNO3
MoS2(s) + O2(g) = MoO3(s) + SO2(g) =>
2 MoS2(s) + 7 O2(g) = 2 MoO3(s) + 4 SO2(g)
FECl3 + NAOH = FE(OH)3 + NACl =>
FECl3 + 3 NAOH = FE(OH)3 + 3 NACl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ZnSO4(aq) + Au(NO3)3(aq) = Au2(SO4)3(s) + Zn(NO3)2(aq) =>
3 ZnSO4(aq) + 2 Au(NO3)3(aq) = Au2(SO4)3(s) + 3 Zn(NO3)2(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
ZnSO4(aq) + Au(NO3)3(aq) = Au2(SO4)3(s) + Zn(NO3)2(aq) =>
3 ZnSO4(aq) + 2 Au(NO3)3(aq) = Au2(SO4)3(s) + 3 Zn(NO3)2(aq)
CH3COOH + H2O = CH3COO{-} + H3O{+} =>
CH3COOH + H2O = CH3COO{-} + H3O{+}
Na + H2O = NaOH + H2(g) =>
2 Na + 2 H2O = 2 NaOH + H2(g)
CH4(G) + O2(G) = CO2(G) + H2O(G) =>
CH4(G) + 2 O2(G) = CO2(G) + 2 H2O(G)
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
NAHSO3 + HCl = SO2 + H2O + NACl =>
NAHSO3 + HCl = SO2 + H2O + NACl
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
Cu2O + H2SO4 = CuSO4 + H2O + SO2 =>
Cu2O + 3 H2SO4 = 2 CuSO4 + 3 H2O + SO2
Sn + HCl = SnCl + H2 =>
2 Sn + 2 HCl = 2 SnCl + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Rb + Br2 = RbBr =>
2 Rb + Br2 = 2 RbBr
Fe3P + HNO3 = Fe(NO3)3 + H3PO4 + NO + H2Ooxred =>
3 Fe3P + 41 HNO3 = 9 Fe(NO3)3 + 3 H3PO4 + 14 NO + 16 H2Ooxred
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
Fe3P + HNO3 = Fe(NO3)3 + H3PO4 + NO + H2Ooxred =>
3 Fe3P + 41 HNO3 = 9 Fe(NO3)3 + 3 H3PO4 + 14 NO + 16 H2Ooxred
Al(s) + Pb(C2H3O2)2(aq) = Al(C2H3O2)3(aq) + Pb =>
2 Al(s) + 3 Pb(C2H3O2)2(aq) = 2 Al(C2H3O2)3(aq) + 3 Pb
HOCH2CH2OH + O2 = CO2 + H2O =>
2 HOCH2CH2OH + 5 O2 = 4 CO2 + 6 H2O
Si + OH{-} = SiO3{2-} + H2 =>
2 Si + 6 OH{-} = 2 SiO3{2-} + 3 H2
P4 + KOH + H2O = PH3 + KH2PO3 =>
P4 + 2 KOH + 4 H2O = 2 PH3 + 2 KH2PO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
P4 + KOH + H2O = PH3 + KH2PO2 =>
P4 + 3 KOH + 3 H2O = PH3 + 3 KH2PO2
Fe + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 6 H2O + 3 SO2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
Mg + Al(C2H3O2)3 = Al + Mg(C2H3O2)2 =>
3 Mg + 2 Al(C2H3O2)3 = 2 Al + 3 Mg(C2H3O2)2
MnSO4 + KBiO3 + H2SO4 = KMnO4 + Bi2(SO4)3 + K2SO4 + H2O =>
4 MnSO4 + 10 KBiO3 + 14 H2SO4 = 4 KMnO4 + 5 Bi2(SO4)3 + 3 K2SO4 + 14 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
H2(g) + N2(g) = NH3(g) =>
3 H2(g) + N2(g) = 2 NH3(g)
Na3Hg + NaHg2 = NaHg =>
Na3Hg + 2 NaHg2 = 5 NaHg
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/23/14
Équations équilibrées sur03/25/13
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