| Équations équilibrées la veille |
4 KBrO3 + 4 HCl = 4 KCl + 4 BrO2 + 2 H2O + O2
Pb(C2H3O2)2 + NaSO4 = PbSO4 + Na(C2H3O2)2 =>
Pb(C2H3O2)2 + NaSO4 = PbSO4 + Na(C2H3O2)2
NaHSO3 + NO2 + NaOH = Na2SO4 + N2 + H2O =>
4 NaHSO3 + 2 NO2 + 4 NaOH = 4 Na2SO4 + N2 + 4 H2O
Na2(CO3) + AgNO3 = NaNO3 + Ag2CO3 =>
Na2(CO3) + 2 AgNO3 = 2 NaNO3 + Ag2CO3
Fe(s) + H2O(l) = Fe2O3(s) + H2(g) =>
2 Fe(s) + 3 H2O(l) = Fe2O3(s) + 3 H2(g)
MgHClNa2CO3 = MgCO3Na2ClH =>
MgHClNa2CO3 = MgCO3Na2ClH
Na2(CO3) + AgNO3 = NaNO3 + Ag2CO3 =>
Na2(CO3) + 2 AgNO3 = 2 NaNO3 + Ag2CO3
(NH4)2SO4(aq) + Ba(OH)2(aq) = BaSO4 + H2O + NH3 =>
(NH4)2SO4(aq) + Ba(OH)2(aq) = BaSO4 + 2 H2O + 2 NH3
Rb + RbNO3 = RbO + N2 =>
4 Rb + 2 RbNO3 = 6 RbO + N2
HBr(aq) = H2(g) + Br2(l) =>
2 HBr(aq) = H2(g) + Br2(l)
TiO2 + OH = HTiO3 =>
TiO2 + OH = HTiO3
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)3(aq) =>
2 Al(s) + 3 H2SO4(aq) = 3 H2(g) + Al2(SO4)3(aq)
Fe + O2 + H2O = Fe2O3(H2O) =>
4 Fe + 3 O2 + 2 H2O = 2 Fe2O3(H2O)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NaHSO4 + Al + NaOH = Na2S + Al2O3 + H2O =>
3 NaHSO4 + 8 Al + 3 NaOH = 3 Na2S + 4 Al2O3 + 3 H2O
Pb(NO3)2 + (NH4)2S = PbS + NH4NO3 =>
Pb(NO3)2 + (NH4)2S = PbS + 2 NH4NO3
CC = C =>
CC = 2 C
Fe(OH)2 + NaOH + Br2 = Fe(OH)3 + NaBr =>
2 Fe(OH)2 + 2 NaOH + Br2 = 2 Fe(OH)3 + 2 NaBr
tungsten + Sn(NO3)4 = WNO3 + tin =>
4 W + Sn(NO3)4 = 4 WNO3 + Sn
C5H8 + O2 = CO2 + C3H8 =>
C5H8 + 2 O2 = 2 CO2 + C3H8
Ca(NO3)2 + Li2CrO7 = CaCrO7 + LiNO3 =>
Ca(NO3)2 + Li2CrO7 = CaCrO7 + 2 LiNO3
Ca + NaHCO3 = Na + Ca(HCO3)2 =>
Ca + 2 NaHCO3 = 2 Na + Ca(HCO3)2
SS + O2 = SO3 =>
SS + 3 O2 = 2 SO3
GaN(s) = Ga(s) + N2(g) =>
2 GaN(s) = 2 Ga(s) + N2(g)
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Cl2 + H2S = HCl + S8 =>
8 Cl2 + 8 H2S = 16 HCl + S8
Pb(s) + SO4(aq) = PbSO4(s) =>
Pb(s) + SO4(aq) = PbSO4(s)
U = U2 =>
2 U = U2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Pt(NH4)2Cl4 + NH3 = Pt(NH3)2Cl2 + NH4Cl =>
Pt(NH4)2Cl4 + 2 NH3 = Pt(NH3)2Cl2 + 2 NH4Cl
Rb(s) + S2(s) = Rb2S(s) =>
4 Rb(s) + S2(s) = 2 Rb2S(s)
KCNS + AgCH3COOH = KCH3COOH + AgCNS =>
KCNS + AgCH3COOH = KCH3COOH + AgCNS
Ca5(PO4)3F + H2SO4 + H2O = H3PO4 + CaSO4*2H2O + HF =>
Ca5(PO4)3F + 5 H2SO4 + 10 H2O = 3 H3PO4 + 5 CaSO4*2H2O + HF
MgO + HBr = Mg2Br2 + H + O =>
2 MgO + 2 HBr = Mg2Br2 + 2 H + 2 O
S + O = S*3O =>
S + 3 O = S*3O
Na2O + Ba3(PO4)2 = Na3PO4 + BaO =>
3 Na2O + Ba3(PO4)2 = 2 Na3PO4 + 3 BaO
K + H3PO4 = H2 + K3PO4 =>
6 K + 2 H3PO4 = 3 H2 + 2 K3PO4
C10H8O1 + O2 = CO2 + H2O =>
2 C10H8O1 + 23 O2 = 20 CO2 + 8 H2O
Ca3(PO4)2 + SiO2 = CaSiO3 + P4O10 =>
2 Ca3(PO4)2 + 6 SiO2 = 6 CaSiO3 + P4O10
MnO4 + S2O3 = MnO2 + SO4 =>
5 MnO4 + 2 S2O3 = 5 MnO2 + 4 SO4
Co(OH)2 + H{+} = Co{2+} + H2O =>
Co(OH)2 + 2 H{+} = Co{2+} + 2 H2O
C3H6HBr = BrC3H7 =>
C3H6HBr = BrC3H7
Na2SiO3 + NH4HCO3 = SiO2 + Na2CO3 + H2O + NH3 =>
Na2SiO3 + NH4HCO3 = SiO2 + Na2CO3 + H2O + NH3
K3Fe(OH)3 = Fe(OH)3 + K2 =>
2 K3Fe(OH)3 = 2 Fe(OH)3 + 3 K2
MnSO4 + NaHCo3 = MnCo3 + NaHSO4 =>
MnSO4 + NaHCo3 = MnCo3 + NaHSO4
NO3 + C = N + CO =>
NO3 + 3 C = N + 3 CO
PbC2O4 = PbO4 + C =>
PbC2O4 = PbO4 + 2 C
AlCl3 + NH3 = Al(NH2)3 + HCl =>
AlCl3 + 3 NH3 = Al(NH2)3 + 3 HCl
I + KNO2 + KOH = KI + KNO3 + H2O =>
2 I + KNO2 + 2 KOH = 2 KI + KNO3 + H2O
CuSO4 + Sn = Cu + SnSO4 =>
CuSO4 + Sn = Cu + SnSO4
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Équations équilibrées sur12/10/24
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