| Équations équilibrées la veille |
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
BaN2O6 + K2SO4 = KNO3 + BaSO4 =>
BaN2O6 + K2SO4 = 2 KNO3 + BaSO4
(NH4)2S(aq) + SrCl2(aq) = NH4Cl(aq) + SrS(aq) =>
(NH4)2S(aq) + SrCl2(aq) = 2 NH4Cl(aq) + SrS(aq)
C(s) + O(g) = CO(g) =>
C(s) + O(g) = CO(g)
Fe + HCIO4 = Fe(CIO4)2 + H2 =>
Fe + 2 HCIO4 = Fe(CIO4)2 + H2
AgNO3 + Cl2 + H2O = HNO3 + AgClO3 + AgCl =>
6 AgNO3 + 3 Cl2 + 3 H2O = 6 HNO3 + AgClO3 + 5 AgCl
FeSO4(NH4)2SO4 + Ce = Fe(NH4)2SO4 + Ce2(SO4)3 =>
3 FeSO4(NH4)2SO4 + 2 Ce = 3 Fe(NH4)2SO4 + Ce2(SO4)3
Ca(OH)2(s) = Ca(s) + H2O(l) + O2(g) =>
2 Ca(OH)2(s) = 2 Ca(s) + 2 H2O(l) + O2(g)
AlPO4 + HCl = AlCl3 + H3PO4 =>
AlPO4 + 3 HCl = AlCl3 + H3PO4
H2 + F2 = HF =>
H2 + F2 = 2 HF
FeN = Fe + N2 =>
2 FeN = 2 Fe + N2
MnI2 + O2 = I2 + MnO2 =>
MnI2 + O2 = I2 + MnO2
C6H12O + Br2 = C6H12OBr2 =>
C6H12O + Br2 = C6H12OBr2
Mg(s) + NaOH(aq) = Mg(OH)2(aq) + Na(s) =>
Mg(s) + 2 NaOH(aq) = Mg(OH)2(aq) + 2 Na(s)
Ca(OH)2(s) = CaO + H2O =>
Ca(OH)2(s) = CaO + H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
NH4OCN = CO(NH2)2 =>
NH4OCN = CO(NH2)2
(NH4)2SO4 + Ba(C2H3O2)2 = BaSO4 + NH4C2H3O2 =>
(NH4)2SO4 + Ba(C2H3O2)2 = BaSO4 + 2 NH4C2H3O2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CH2O + PCl5 = CH2Cl2 + POCl3 =>
CH2O + PCl5 = CH2Cl2 + POCl3
O2 + Na2O = NaO3 =>
5 O2 + 2 Na2O = 4 NaO3
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
Fe + HCl = Fe(HCl) =>
Fe + HCl = Fe(HCl)
HNO3 + NH3 = H2O + (HNO)2 =>
HNO3 + NH3 = H2O + (HNO)2
MgCl2(ac) + NH4OH(ac) = Mg(OH)2(s) + NH4Cl(s) =>
MgCl2(ac) + 2 NH4OH(ac) = Mg(OH)2(s) + 2 NH4Cl(s)
CH2H6O + O2 = CH3COOH + H2O =>
2 CH2H6O + 3 O2 = CH3COOH + 6 H2O
Cd(NO3)2 + NH4S = CdS2 + NH4NO3 =>
Cd(NO3)2 + 2 NH4S = CdS2 + 2 NH4NO3
Mg(OH)2 + HClO3 = H2O + Mg(ClO3)2 =>
Mg(OH)2 + 2 HClO3 = 2 H2O + Mg(ClO3)2
ZnCl2 + NH3 = (Zn(NH3)6)Cl2 =>
ZnCl2 + 6 NH3 = (Zn(NH3)6)Cl2
KNO3 + Cr2(SO4)3 + K2CO3 = KNO2 + K2CrO4 + K2SO4 + CO2 =>
3 KNO3 + Cr2(SO4)3 + 5 K2CO3 = 3 KNO2 + 2 K2CrO4 + 3 K2SO4 + 5 CO2
Zr + H2 = ZrH4 =>
Zr + 2 H2 = ZrH4
(NH4)2MoO4 + NaOH = Na2MoO4 + NH4OH =>
(NH4)2MoO4 + 2 NaOH = Na2MoO4 + 2 NH4OH
Cs2CO3 + Cu(NO3)2 = CsNO3 + CuCO3 =>
Cs2CO3 + Cu(NO3)2 = 2 CsNO3 + CuCO3
Ca(OH)2 + Pb(NO3)2 = Ca(NO3)2 + Pb(OH)2 =>
Ca(OH)2 + Pb(NO3)2 = Ca(NO3)2 + Pb(OH)2
Cl2 + N2 = NCl3 =>
3 Cl2 + N2 = 2 NCl3
Li + K2CO3 = Li2CO3 + K =>
2 Li + K2CO3 = Li2CO3 + 2 K
VO2{+} + Zn + H{+} = V{2+} + Zn{2+} + H2O =>
2 VO2{+} + 3 Zn + 8 H{+} = 2 V{2+} + 3 Zn{2+} + 4 H2O
H2S(g) + O2(g) = SO2(g) + H2O(l) =>
2 H2S(g) + 3 O2(g) = 2 SO2(g) + 2 H2O(l)
CrO + C = Cr + CO =>
CrO + C = Cr + CO
(NH4)2SO4 + Ca(OH)2 = CaSO4 + H2O + NH3 =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 H2O + 2 NH3
Fe(CN)2 + K = KCN + Fe =>
Fe(CN)2 + 2 K = 2 KCN + Fe
K2 = K =>
K2 = 2 K
MgSO4*6H2O = MgSO4*H2O + H2O =>
MgSO4*6H2O = MgSO4*H2O + 5 H2O
K2O + P2O5 = K3PO4 =>
3 K2O + P2O5 = 2 K3PO4
H3PO4 + BaSO4 = H2SO4 + Ba3(PO4)2 =>
2 H3PO4 + 3 BaSO4 = 3 H2SO4 + Ba3(PO4)2
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
C2H2 + K2MnO4 + H2O = K2C2O4 + MnO2 + KOH =>
C2H2 + 4 K2MnO4 + 2 H2O = K2C2O4 + 4 MnO2 + 6 KOH
Ca3(PO4)2 + SiO + C = Ca2SiO4 + P + CO =>
2 Ca3(PO4)2 + 3 SiO + 7 C = 3 Ca2SiO4 + 4 P + 7 CO
CH3Cl + NaOH = CH3OH + NaCl =>
CH3Cl + NaOH = CH3OH + NaCl
S + SO2 = S2SO3 =>
3 S + 3 SO2 = 2 S2SO3
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