Équations équilibrées la veille |
2 Al(s) + 4 H2SO4(aq) + 2 KOH(aq) = 2 KAl(SO4)2(s) + 2 H2O(l) + 3 H2(g)
HCl + H6TeO6 = Cl2 + H3TeO3 + H2O =>
6 HCl + 2 H6TeO6 = 3 Cl2 + 2 H3TeO3 + 6 H2O
CaSO4 + KSCN = Ca(SCN)2 + K2SO4 =>
CaSO4 + 2 KSCN = Ca(SCN)2 + K2SO4
H2B + NaOH = NaB + H2O + H2 =>
2 H2B + 2 NaOH = 2 NaB + 2 H2O + H2
C4H9 + O2 = C3H6O + H2O =>
12 C4H9 + 11 O2 = 16 C3H6O + 6 H2O
Al(OH)3(ac) + H2SO4(ac) = Al2(SO4)3(ac) + H2O(l) =>
2 Al(OH)3(ac) + 3 H2SO4(ac) = Al2(SO4)3(ac) + 6 H2O(l)
AuI3 = Au + I2 =>
2 AuI3 = 2 Au + 3 I2
Ag2O + HCl = H2O + AgCl =>
Ag2O + 2 HCl = H2O + 2 AgCl
KHSO4 + KNO3 + NH3 = K2SO4 + NH4NO3 =>
KHSO4 + KNO3 + NH3 = K2SO4 + NH4NO3
MnO2 + HNO3 = Mn(NO3)2 + H2O + O2 =>
2 MnO2 + 4 HNO3 = 2 Mn(NO3)2 + 2 H2O + O2
HBr + S = Br2 + H2S =>
2 HBr + S = Br2 + H2S
Mn + MgOH = MnOH + Mg =>
Mn + MgOH = MnOH + Mg
K2SO4(aq) + (NH4)2CO3(aq) = K2CO3(s)(NH4)2SO4(aq) =>
K2SO4(aq) + (NH4)2CO3(aq) = K2CO3(s)(NH4)2SO4(aq)
Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq)H3BO3 =>
Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 3 H3BO3(s) + Na2SO4(aq)H3BO3
PbCO3(s) = PbO(s) + CO2(g) =>
PbCO3(s) = PbO(s) + CO2(g)
Cr(NH3)6Cl2 + NH4Cl = Cr(NH3)6Cl3 + H2 + NH3 =>
2 Cr(NH3)6Cl2 + 2 NH4Cl = 2 Cr(NH3)6Cl3 + H2 + 2 NH3
CO(NO3)2 + Na3PO4 = CO(PO4)2 + NO3Na3 =>
CO(NO3)2 + 2 Na3PO4 = CO(PO4)2 + 2 NO3Na3
LiClO2 + H2O = LiOH + HClO2 =>
LiClO2 + H2O = LiOH + HClO2
CH2O2 + C2H5OH = C3H5OH + H2O =>
2 CH2O2 + 5 C2H5OH = 4 C3H5OH + 5 H2O
NaHCO3 + C2H4O2 = H2O + CO2 + NaC2HO2 =>
4 NaHCO3 + 3 C2H4O2 = 6 H2O + 2 CO2 + 4 NaC2HO2
Mn(NO3)2 + NaBiO3 + HNO4 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
10 Mn(NO3)2 + 9 NaBiO3 + 16 HNO4 = 10 HMnO4 + 9 Bi(NO3)3 + 9 NaNO3 + 3 H2O
NaCl + SO + H2O + O = Na2SO4 + HCl =>
2 NaCl + SO + H2O + 2 O = Na2SO4 + 2 HCl
AgNO3 + Al(Cl)3 = AgCl + Al(NO3)3 =>
3 AgNO3 + Al(Cl)3 = 3 AgCl + Al(NO3)3
NH4OH + NaCl = NH3 + NaCl*H2O =>
NH4OH + NaCl = NH3 + NaCl*H2O
Ca3(PO4)2 + Si + C = P + Ca2SiO4 + CO =>
2 Ca3(PO4)2 + 3 Si + 4 C = 4 P + 3 Ca2SiO4 + 4 CO
Mn3(PO3)2 + KCl = K3(PO3) + MnCl2 =>
Mn3(PO3)2 + 6 KCl = 2 K3(PO3) + 3 MnCl2
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Na2SO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + 3 Na2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
KCN + H2S = K2S + HCN =>
2 KCN + H2S = K2S + 2 HCN
CoBr3(s) + Na2CO3(s) = Co2(CO3)3(s) + NaBr(s) =>
2 CoBr3(s) + 3 Na2CO3(s) = Co2(CO3)3(s) + 6 NaBr(s)
MnO2 + HClO4 = Cl2 + HMnO4 + O2 =>
2 MnO2 + 2 HClO4 = Cl2 + 2 HMnO4 + 2 O2
CaCO3 + C6H8O6 = C12H14CaO12 + CO2 + H2O =>
CaCO3 + 2 C6H8O6 = C12H14CaO12 + CO2 + H2O
P4(s) + NaOH(aq) + H2O(l) = PH3(g)Na2HPO3 =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g)Na2HPO3
CaS(aq) + NiCl2(aq) = NiS(s) + CaCl2(aq) =>
CaS(aq) + NiCl2(aq) = NiS(s) + CaCl2(aq)
CU + H2O = CUOH + H2 =>
2 CU + 2 H2O = 2 CUOH + H2
Al + Sn(ClO3)4 = Al(ClO3)3 + Sn =>
4 Al + 3 Sn(ClO3)4 = 4 Al(ClO3)3 + 3 Sn
N2H6SO4 + CuSO4 = N2 + Cu + H2SO4 =>
N2H6SO4 + 2 CuSO4 = N2 + 2 Cu + 3 H2SO4
HBr + Na = NaBr + H2 =>
2 HBr + 2 Na = 2 NaBr + H2
K2CrO7 + HI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
2 K2CrO7 + 18 HI + 5 H2SO4 = Cr2(SO4)3 + 2 K2SO4 + 9 I2 + 14 H2O
Na + S4 = Na2S =>
8 Na + S4 = 4 Na2S
N2H4(aq) + Cu(OH)2(s) = Cu(s) + N2(g) + H2O =>
N2H4(aq) + 2 Cu(OH)2(s) = 2 Cu(s) + N2(g) + 4 H2O
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
Cr(OH)3(s) + H(aq) = H2O(l) + Cr(aq) =>
Cr(OH)3(s) + 3 H(aq) = 3 H2O(l) + Cr(aq)
H2O + Co = CoO + H =>
H2O + Co = CoO + 2 H
Ce{4+} + Co = Ce{3+} + Co{2+} =>
2 Ce{4+} + Co = 2 Ce{3+} + Co{2+}
KI + MnO2 + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
2 KI + MnO2 + 2 H2SO4 = I2 + K2SO4 + MnSO4 + 2 H2O
Pb(NO3)2 + Cr2(SO4)3 = PbSO4 + Cr(NO3)3 =>
3 Pb(NO3)2 + Cr2(SO4)3 = 3 PbSO4 + 2 Cr(NO3)3
Mn3(PO4)2 + GaCl3 = MnCl2 + Ga2(PO4)2 =>
Mn3(PO4)2 + 2 GaCl3 = 3 MnCl2 + Ga2(PO4)2
CrO + Al = Cr + Al2O3 =>
3 CrO + 2 Al = 3 Cr + Al2O3
Cr2(SO4) + KOH + H2O2 = K2CrO4 + K2SO4 + H2O =>
Cr2(SO4) + 6 KOH + 5 H2O2 = 2 K2CrO4 + K2SO4 + 8 H2O
NaOH = (OH){-} + Na{+} =>
NaOH = (OH){-} + Na{+}
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