| Équations équilibrées la veille |
FeSO4Ba(NO3)2 = BaSO4Fe(NO3)2
C10H11N3O3S + H2O2 = CO2 + H2O + HNO3 + H2SO4 =>
C10H11N3O3S + 33 H2O2 = 10 CO2 + 36 H2O + 3 HNO3 + H2SO4
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
AlI3 + FeCl2 = AlCl3 + FeI2 =>
2 AlI3 + 3 FeCl2 = 2 AlCl3 + 3 FeI2
C2H6 + H2O = C2H5OH + H2 =>
C2H6 + H2O = C2H5OH + H2
N2F4 + HF = NH3 + F2 =>
N2F4 + 6 HF = 2 NH3 + 5 F2
CO2 + CaC2 + H2O = Ca(OH)2 + CH2CHO2H =>
2 CO2 + 4 CaC2 + 14 H2O = 4 Ca(OH)2 + 5 CH2CHO2H
BaBr2 + HCl = BaCl2 + HBr =>
BaBr2 + 2 HCl = BaCl2 + 2 HBr
NiCl2*6H2O + NH3 = Ni(NH3)6Cl2 + H2O =>
NiCl2*6H2O + 6 NH3 = Ni(NH3)6Cl2 + 6 H2O
CI2 + O2 = CI2O7 =>
2 CI2 + 7 O2 = 2 CI2O7
Cl2 + K(OH) = KClO3 + KCl + H2O =>
3 Cl2 + 6 K(OH) = KClO3 + 5 KCl + 3 H2O
NaHCO3(s) = Na2CO3(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2CO3(s) + H2O(g) + CO2(g)
Ba(OH2) + (NH4)2CO3 = BaCO2 + NH3 + H2O =>
Ba(OH2) + (NH4)2CO3 = BaCO2 + 2 NH3 + 2 H2O
KNO3 + H2SO4 + Hg = K2SO4 + HgSO4 + H2O + N =>
2 KNO3 + 6 H2SO4 + 5 Hg = K2SO4 + 5 HgSO4 + 6 H2O + 2 N
BrN3 + H2O2 = HBrO3 + N2 + H2O =>
2 BrN3 + 5 H2O2 = 2 HBrO3 + 3 N2 + 4 H2O
C2H5OH + O = CO3 + H2O =>
C2H5OH + 8 O = 2 CO3 + 3 H2O
CH3COOH + CaCO3 + NaCl = CaCl2 + CH3COONa + CO2 + H2O =>
2 CH3COOH + CaCO3 + 2 NaCl = CaCl2 + 2 CH3COONa + CO2 + H2O
Mn{2+} + O2 + OH{-} = MnO2 + H2O =>
2 Mn{2+} + O2 + 4 OH{-} = 2 MnO2 + 2 H2O
Na3 = Na4 =>
4 Na3 = 3 Na4
NaHCO3(s) = NaOH(s) + CO2(g) =>
NaHCO3(s) = NaOH(s) + CO2(g)
Ba(OH)2 + H(ClO4) = Ba(ClO4)2 + H2O =>
Ba(OH)2 + 2 H(ClO4) = Ba(ClO4)2 + 2 H2O
Ca + CaCO3 = CaO + C2O =>
3 Ca + 2 CaCO3 = 5 CaO + C2O
KCl(ac)AgNO3(ac) = AgCl(ac)KNO3 =>
KCl(ac)AgNO3(ac) = AgCl(ac)KNO3
HClO4Sr(OH)2 = H3O2SrClO4 =>
HClO4Sr(OH)2 = H3O2SrClO4
Na2SiO3 + H = H2SiO3 + Na =>
Na2SiO3 + 2 H = H2SiO3 + 2 Na
CuCO3*Cu(OH)2(s) = CuO(s) + H2O(l) + CO2(g) =>
CuCO3*Cu(OH)2(s) = 2 CuO(s) + H2O(l) + CO2(g)
Fe + NaCl + H2O = FeCl + NaOH + H2 =>
2 Fe + 2 NaCl + 2 H2O = 2 FeCl + 2 NaOH + H2
PCl5(g) + H2O(g) = HCl(g) + POCl3(g) =>
PCl5(g) + H2O(g) = 2 HCl(g) + POCl3(g)
SO3 + CN = CNO + S =>
SO3 + 3 CN = 3 CNO + S
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3 + NaNO3(s) =>
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3 + 2 NaNO3(s)
C + HNO3 = C2(NO3)2 + NO2 + H2O =>
2 C + 4 HNO3 = C2(NO3)2 + 2 NO2 + 2 H2O
HCl + Pb(NO3)2 = HClPb + HCl(NO3)2 =>
2 HCl + Pb(NO3)2 = HClPb + HCl(NO3)2
Mn(oh)2 + O2 + H2O = Mn(OH)2 =>
Mn(oh)2 + O2 + 2 H2O = 2 Mn(OH)2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
KBr(aq) + (AgNO3)(aq) = KNO3(aq) + AgBr(s) =>
KBr(aq) + (AgNO3)(aq) = KNO3(aq) + AgBr(s)
Li2O + P2O3 = LiPO2 =>
Li2O + P2O3 = 2 LiPO2
HIO3 + LiOH = LiIO3 + H2O =>
HIO3 + LiOH = LiIO3 + H2O
C6H5CH2CH2CH3 + KMnO4 + H2SO4 = C6H5COOHCH3COOH + MnSO4 + K2SO4 + H2O =>
C6H5CH2CH2CH3 + 2 KMnO4 + 3 H2SO4 = C6H5COOHCH3COOH + 2 MnSO4 + K2SO4 + 4 H2O
CuSO4 + NaOH = Na2SO4 + H2O + CuO =>
CuSO4 + 2 NaOH = Na2SO4 + H2O + CuO
Pb(NO23)2 = PbO + O2 + NO2 =>
2 Pb(NO23)2 = 2 PbO + 41 O2 + 4 NO2
HCH2COOH + Mg = Mg(CH2COOH)2 + H2 =>
2 HCH2COOH + Mg = Mg(CH2COOH)2 + H2
H3N + H2SO4 = (NH4)2SO4 =>
2 H3N + H2SO4 = (NH4)2SO4
Al + NH3 + HNO3 = AlNO3 + NH4 =>
Al + NH3 + HNO3 = AlNO3 + NH4
Fe(NO3)2 + K2Cr2O7 + H2SO4 = Fe(NO3)3 + Fe2(SO4)4 + K2SO4 + Cr2(SO4)3 + H2O =>
18 Fe(NO3)2 + 4 K2Cr2O7 + 28 H2SO4 = 12 Fe(NO3)3 + 3 Fe2(SO4)4 + 4 K2SO4 + 4 Cr2(SO4)3 + 28 H2O
HgS + NaOH = HgO + Na2S + H2O =>
HgS + 2 NaOH = HgO + Na2S + H2O
PbCO3(s) + HNO3(s) = Pb(NO3)2(aq) + H2O(l) + CO2(g) =>
PbCO3(s) + 2 HNO3(s) = Pb(NO3)2(aq) + H2O(l) + CO2(g)
PbNO3 = PbO + N2 + O =>
2 PbNO3 = 2 PbO + N2 + 4 O
NH + N2O = N2 + H2O =>
2 NH + N2O = 2 N2 + H2O
B + CO3 = B2(CO3)3 =>
2 B + 3 CO3 = B2(CO3)3
PbO2 + H2SO4 + H = PbSO4 + H2O =>
PbO2 + H2SO4 + 2 H = PbSO4 + 2 H2O
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