| Équations équilibrées la veille |
4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H2O(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CrF3 = Cr + F2 =>
2 CrF3 = 2 Cr + 3 F2
FeCl2 + H2O2 + HCl = Fe(Cl)3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 Fe(Cl)3 + 2 H2O
Ba(H2PO4)2 + Ba(OH)2 = [Ba(OH)]3PO4 + H2O =>
Ba(H2PO4)2 + 5 Ba(OH)2 = 2[Ba(OH)]3PO4 + 4 H2O
CaC2N2 = CaNCNC =>
CaC2N2 = CaNCNC
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Mg(s) + Cu(No3)2(aq) = Mg(No3)2(aq) + Cu(s) =>
Mg(s) + Cu(No3)2(aq) = Mg(No3)2(aq) + Cu(s)
NaOH + Cr(OH)3 = Na3[Cr(OH)6] =>
3 NaOH + Cr(OH)3 = Na3[Cr(OH)6]
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
H2 + O2 = H3O2 =>
3 H2 + 2 O2 = 2 H3O2
HgSO4 + Cu = Cu(SO4)2 + Hg =>
2 HgSO4 + Cu = Cu(SO4)2 + 2 Hg
Mg3(PO4)2 + CsBr = MgBr2 + Cs3PO4 =>
Mg3(PO4)2 + 6 CsBr = 3 MgBr2 + 2 Cs3PO4
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Ca + Mg(NO3)2 = Ca(NO3)2 + Mg =>
Ca + Mg(NO3)2 = Ca(NO3)2 + Mg
Cl2(g) + H2O(l) = HCl(aq) + HOCl(aq) =>
Cl2(g) + H2O(l) = HCl(aq) + HOCl(aq)
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
H2S + AuCl3 = Au2S3 + HCl =>
3 H2S + 2 AuCl3 = Au2S3 + 6 HCl
HBrO3 + I2 = HIO3 + Br2 =>
2 HBrO3 + I2 = 2 HIO3 + Br2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2Cl2 + NaOH = NaCl + H2O =>
H2Cl2 + 2 NaOH = 2 NaCl + 2 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Zn + H2O2 = ZnO + H2O =>
Zn + H2O2 = ZnO + H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Na2SO4 + NaOH = Na + SO4(OH)2 =>
Na2SO4 + 2 NaOH = 4 Na + SO4(OH)2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg(H2O)6{2+}(aq) + NaOH(aq) = Mg(H2O)4(OH)2(s) + H2O(l) + Na{+}(aq) =>
Mg(H2O)6{2+}(aq) + 2 NaOH(aq) = Mg(H2O)4(OH)2(s) + 2 H2O(l) + 2 Na{+}(aq)
HSO3 + Na2CO3 = H2CO3 + NaSO3 =>
2 HSO3 + Na2CO3 = H2CO3 + 2 NaSO3
Si12H3 + O2 = SiO2 + H2O =>
4 Si12H3 + 51 O2 = 48 SiO2 + 6 H2O
FeCr2O4 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 Na2CO3 + 7 O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
Fe2(SO4)3 + Na = Na(SO4)3 + Fe2 =>
Fe2(SO4)3 + Na = Na(SO4)3 + Fe2
FeCl3 + KSCN + Na2HPO4 = NaSCN + KCl + Fe2(HPO4)3 =>
2 FeCl3 + 6 KSCN + 3 Na2HPO4 = 6 NaSCN + 6 KCl + Fe2(HPO4)3
Na2CO3 + C4H6O6 = NaC4H5O6 + H2O + CO2 =>
Na2CO3 + 2 C4H6O6 = 2 NaC4H5O6 + H2O + CO2
NaFeO2 + HNO3 = Fe(NO3)3 + NaNO3 + H2O =>
NaFeO2 + 4 HNO3 = Fe(NO3)3 + NaNO3 + 2 H2O
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CaCO3 + C6H8O7 = Ca + H2O + CO2 =>
9 CaCO3 + C6H8O7 = 9 Ca + 4 H2O + 15 CO2
Pb(NO3)2 + NaOH = NaNO3 + Pb(OH)2 =>
Pb(NO3)2 + 2 NaOH = 2 NaNO3 + Pb(OH)2
I2 + CsBr = CsI + Br =>
I2 + 2 CsBr = 2 CsI + 2 Br
Fe + HNO3(conc) = Fe(NO3)3 + N2O + H2O =>
8 Fe + 30 HNO3(conc) = 8 Fe(NO3)3 + 3 N2O + 15 H2O
FeCr2O4 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO =>
4 FeCr2O4 + 8 Na2CO3 + 3 O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO
C2H5OH2 + Na = C2H3ONa + H2 =>
C2H5OH2 + Na = C2H3ONa + 2 H2
CO2Fe(OH)2 = FeCO3H2O =>
CO2Fe(OH)2 = FeCO3H2O
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