| Équations équilibrées la veille |
2 Al + 6 HOH = 2 Al(OH)3 + 3 H2
KBr(aq) + H2SO4(aq) + MnO4(aq) = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br2(l) =>
6 KBr(aq) + 7 H2SO4(aq) + MnO4(aq) = 6 KHSO4(aq) + MnSO4(aq) + 4 H2O(l) + 3 Br2(l)
NaNO2 + HBr = Br2 + N2 + NaBr + H2O =>
2 NaNO2 + 8 HBr = 3 Br2 + N2 + 2 NaBr + 4 H2O
H2 + CuF2 = Cu + H2F2 =>
H2 + CuF2 = Cu + H2F2
KMnO4 + FeCl3 = KClMnO4 + FeCl2 =>
KMnO4 + FeCl3 = KClMnO4 + FeCl2
H5IO6 = I205 + H2O + O2 =>
820 H5IO6 = 4 I205 + 2050 H2O + 1435 O2
FeSO4 = Fe2SO3 + O2 + SO3 =>
2 FeSO4 = Fe2SO3 + O2 + SO3
KMnO4 + Na2S2O3 + H2O = Na2S4O6 + MnO2 + KOH + NaOH =>
2 KMnO4 + 6 Na2S2O3 + 4 H2O = 3 Na2S4O6 + 2 MnO2 + 2 KOH + 6 NaOH
MgS + NaCl = MgCl2 + Na2S =>
MgS + 2 NaCl = MgCl2 + Na2S
V2O3 + HCl = VCl3 + H2O =>
V2O3 + 6 HCl = 2 VCl3 + 3 H2O
Ag(NO3)2 + HCl = Ag + HCl(NO3)2 =>
Ag(NO3)2 + HCl = Ag + HCl(NO3)2
Cl2 + KOH = KCl + KClO3 + *H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3*H2O
C6H5OH + Na = C6H4Na + H2O =>
C6H5OH + Na = C6H4Na + H2O
NiCl2 + K2SO4 = KCl + NiSO4 =>
NiCl2 + K2SO4 = 2 KCl + NiSO4
XCH4 + XH2O = XCO + XH2 + H2O =>
XCH4 + 3 XH2O = XCO + 3 XH2 + 2 H2O
Pb(NO3)2(s) + NaI(s) = Na(NO3)(s) + PbI2(aq) =>
Pb(NO3)2(s) + 2 NaI(s) = 2 Na(NO3)(s) + PbI2(aq)
S2O8{-2} + FeS2 + H2O = SO4{-2} + H{+} + Fe{3+} =>
15 S2O8{-2} + 2 FeS2 + 16 H2O = 34 SO4{-2} + 32 H{+} + 2 Fe{3+}
CaSO3 + O2 + H2O = CaSO4*2H2O =>
2 CaSO3 + O2 + 4 H2O = 2 CaSO4*2H2O
ZnBr2 + N2 = Zn3N2 + Br2 =>
3 ZnBr2 + N2 = Zn3N2 + 3 Br2
Cu3N2 + K = K3N + Cu =>
Cu3N2 + 6 K = 2 K3N + 3 Cu
K[Cr(OH)4] + KOH + KClO = K2CrO3 + KCl + H2O =>
2 K[Cr(OH)4] + 2 KOH + KClO = 2 K2CrO3 + KCl + 5 H2O
CuSO4 + Al(NO3)2 = Cu(NO3)2 + AlSO4 =>
CuSO4 + Al(NO3)2 = Cu(NO3)2 + AlSO4
LiOH + CdO = Li2O + Cd(OH)2 =>
2 LiOH + CdO = Li2O + Cd(OH)2
RbOH + HCO2H = RbCO2H + H2O =>
RbOH + HCO2H = RbCO2H + H2O
AgNo3 + BaCl2 = Ba(No3)2 + AgCl =>
2 AgNo3 + BaCl2 = Ba(No3)2 + 2 AgCl
N + O2 = NO2 =>
N + O2 = NO2
Mg(NO3)2 + AlCl3 = MgCl2 + Al + NO3 =>
3 Mg(NO3)2 + 2 AlCl3 = 3 MgCl2 + 2 Al + 6 NO3
Na(OH) + H(NO3) = H(OH) + Na(NO3) =>
Na(OH) + H(NO3) = H(OH) + Na(NO3)
Ni(NO3)2 + C2H4O2 = C2(NO3)2 + NiH4O2 =>
Ni(NO3)2 + C2H4O2 = C2(NO3)2 + NiH4O2
C12H22O11 + HNO3 = C2H2O4 + NO2 + H2O =>
C12H22O11 + 36 HNO3 = 6 C2H2O4 + 36 NO2 + 23 H2O
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
Fe2 + Al = FeAl3 =>
Fe2 + 6 Al = 2 FeAl3
SiO2 + Al = Al2O3 + Si =>
3 SiO2 + 4 Al = 2 Al2O3 + 3 Si
Fe(OH)2 + H2Cr2O7 = FeCr2O7 + H2O =>
Fe(OH)2 + H2Cr2O7 = FeCr2O7 + 2 H2O
Ba(NO3)2(ac) + HI(ac) = BaI2(ac) + HNO3(ac) =>
Ba(NO3)2(ac) + 2 HI(ac) = BaI2(ac) + 2 HNO3(ac)
Na3PO4 + AgC2H3O2 = Ag3PO4 + Na(C2H3O2) =>
Na3PO4 + 3 AgC2H3O2 = Ag3PO4 + 3 Na(C2H3O2)
HCl + H2O = Cl2O6 + H2 =>
2 HCl + 6 H2O = Cl2O6 + 7 H2
HCN + (NH4)2SO4*Fe(SO4) + FeCl3 = Fe4[Fe(CN)6]3 + NH4HSO4 + HCl =>
18 HCN + 3(NH4)2SO4*Fe(SO4) + 4 FeCl3 = Fe4[Fe(CN)6]3 + 6 NH4HSO4 + 12 HCl
Fe + NaBr = FeBr3 + Na =>
Fe + 3 NaBr = FeBr3 + 3 Na
NaOH + Br2 = NaBr + OH =>
2 NaOH + Br2 = 2 NaBr + 2 OH
Sr + CuAs = SrAs + Cu =>
Sr + CuAs = SrAs + Cu
HCOOH + C2H5OH = C2H5COOH + H2O =>
HCOOH + C2H5OH = C2H5COOH + H2O
H15 + O2 = H2O =>
4 H15 + 15 O2 = 30 H2O
NaHCO3 = H2O + CO2 + Na2(CO3) =>
2 NaHCO3 = H2O + CO2 + Na2(CO3)
H2N2O2 = H2O + N2O =>
H2N2O2 = H2O + N2O
NiCl2 + Fe2(SO4)3 = NiSO4 + FeCl3 =>
3 NiCl2 + Fe2(SO4)3 = 3 NiSO4 + 2 FeCl3
PH3(g) + O2(g) = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2(g) = P4O10(s) + 6 H2O(g)
Zn3N2 + NaOH + H2O = Na2[Zn(OH)4] + NH3 =>
Zn3N2 + 6 NaOH + 6 H2O = 3 Na2[Zn(OH)4] + 2 NH3
(SCN)1{-} + H2O2 = (HCO3)1{-} + (HSO4)1{-} + (NH4)1{+} + H2O =>
(SCN)1{-} + 4 H2O2 = (HCO3)1{-} + (HSO4)1{-} + (NH4)1{+} + H2O
H2C2O4*2H2O + Na2CO3 = Na2C2O4 + CO2 + H2O =>
H2C2O4*2H2O + Na2CO3 = Na2C2O4 + CO2 + 3 H2O
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