| Équations équilibrées la veille |
Ca2SiO4(s) + 2 H2SO4(aq) = 2 CaSO4(s) + SiO2(s) + 2 H2O
Cs + N = CsN =>
Cs + N = CsN
NH4Cl + Ba(OH)2 = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 H2O + 2 NH3
NaCl{2} = NaCl{2] =>
NaCl{2} = NaCl{2]
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
Al(OH)3 + HNO3 = Al3 + H2O + NO3 =>
3 Al(OH)3 + 9 HNO3 = Al3 + 9 H2O + 9 NO3
Ba + HOH = BaOH + H2 =>
2 Ba + 2 HOH = 2 BaOH + H2
HNO3 + Al2O3 = Al(NO3)3 + H2O =>
6 HNO3 + Al2O3 = 2 Al(NO3)3 + 3 H2O
SnO + H2O = H2SnO2 =>
SnO + H2O = H2SnO2
NaF2 + CaNO3 = NaNO3 + CaF2 =>
NaF2 + CaNO3 = NaNO3 + CaF2
CuSO4 + H2SO4 + O2 = Cu(SO4)2 + H2O =>
2 CuSO4 + 2 H2SO4 + O2 = 2 Cu(SO4)2 + 2 H2O
Na2S + H2SO4 = NaHSO4 + SO2 + H2O =>
Na2S + 5 H2SO4 = 2 NaHSO4 + 4 SO2 + 4 H2O
Ammoniumchloride = Ammonia + Hydrogenchloride =>
NH4Cl = NH3 + HCl
PbOH2 = Pb + H2O =>
PbOH2 = Pb + H2O
Hydrogen + phosphorus + oxygen = phosphoricacid =>
3 H2 + 2 P + 4 O2 = 2 H3PO4
Zn + H2O(l) = ZnOH + H2 =>
2 Zn + 2 H2O(l) = 2 ZnOH + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Sb2S3 + Na2S + S = Na3[SbS4] =>
Sb2S3 + 3 Na2S + 2 S = 2 Na3[SbS4]
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
PH3 + HCl = PCl + H2 =>
PH3 + HCl = PCl + 2 H2
Hg(NO3)2 + Na2S = Hg2S2 + NaNO3 =>
2 Hg(NO3)2 + 2 Na2S = Hg2S2 + 4 NaNO3
As + NO3{-} + OH{-} = AsO4{3-} + NO + H2O =>
3 As + 5 NO3{-} + 4 OH{-} = 3 AsO4{3-} + 5 NO + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
FeO + CuSO4 + H2SO4 = Fe(OH)SO4 + Cu =>
2 FeO + CuSO4 + H2SO4 = 2 Fe(OH)SO4 + Cu
HCl + NH3(NH4OH) = NH3Cl + NH4 + H2O =>
HCl + NH3(NH4OH) = NH3Cl + NH4 + H2O
H = H{+} + e =>
H = H{+} + e
Mg + H3PO4 = Mg2PO4 + H =>
2 Mg + H3PO4 = Mg2PO4 + 3 H
Zn(NO3)2 + Na2CO3 = ZnCO3 + Na(NO3) =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 Na(NO3)
NaAlO2 + HCl = AlCl3 + H2O + Na2O =>
2 NaAlO2 + 6 HCl = 2 AlCl3 + 3 H2O + Na2O
Fe3O + Al = Fe + AlO =>
Fe3O + Al = 3 Fe + AlO
CaH2 + K3PO4 + HCl = K3PO3 + CaCl + H2O =>
2 CaH2 + 3 K3PO4 + 2 HCl = 3 K3PO3 + 2 CaCl + 3 H2O
NH4Cl + Ba(OH)2 = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 H2O + 2 NH3
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
C3H6Br2 = C3H4Br2H2 =>
C3H6Br2 = C3H4Br2H2
FeSO4 + HNO3 = Fe(NO3)3 + N2O + H2SO4 + H2O =>
8 FeSO4 + 26 HNO3 = 8 Fe(NO3)3 + N2O + 8 H2SO4 + 5 H2O
BaCl2 + K2(CrO4) = BaCrO4 + KCl =>
BaCl2 + K2(CrO4) = BaCrO4 + 2 KCl
S2O8 = SO4 =>
S2O8 = 2 SO4
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Cl2 = Cl =>
Cl2 = 2 Cl
K2CO3(s) + H3PO4(aq) = K3PO4(aq) + H2O(l) + CO2(g) =>
3 K2CO3(s) + 2 H3PO4(aq) = 2 K3PO4(aq) + 3 H2O(l) + 3 CO2(g)
Si2O4 + H2O = H2SiO3 =>
Si2O4 + 2 H2O = 2 H2SiO3
Hg2CO3CaBr2 = Hg2Br2CaCO3 =>
Hg2CO3CaBr2 = Hg2Br2CaCO3
C6H12O6(s) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MnCl2 + Mg(OH)2 = MnOHCl + MgCl2 =>
2 MnCl2 + Mg(OH)2 = 2 MnOHCl + MgCl2
PCI2 = CI2P =>
PCI2 = CI2P
Na2Cr2O7 + S = Na2SO4 + Cr2O3 =>
Na2Cr2O7 + S = Na2SO4 + Cr2O3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Fe + CO2 = Fe2O3 + CO =>
2 Fe + 3 CO2 = Fe2O3 + 3 CO
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
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Équations équilibrées sur11/17/24
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