| Équations équilibrées la veille |
2 K2CrO4 + 2 CH3COOH = K2Cr2O7 + 2 CH3COOK + H2O
Na + CrO = NaO + Cr =>
Na + CrO = NaO + Cr
CdSO4(aq) + SrS(aq) = CdS(aq) + SrSO4(s) =>
CdSO4(aq) + SrS(aq) = CdS(aq) + SrSO4(s)
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
P + N = P3N5 =>
3 P + 5 N = P3N5
N2(g) + I2(g) = NI3(s) =>
N2(g) + 3 I2(g) = 2 NI3(s)
H3PO3 + AgNO3 + H2O = H3PO4 + Ag + HNO2 =>
3 H3PO3 + 2 AgNO3 + H2O = 3 H3PO4 + 2 Ag + 2 HNO2
CaC2 + HBr = CaBr2 + C2H2 =>
CaC2 + 2 HBr = CaBr2 + C2H2
Al(s) + H2O(g) = Al(OH)3 + H2(g) =>
2 Al(s) + 6 H2O(g) = 2 Al(OH)3 + 3 H2(g)
MnCl2*H2O = MnCl2 + H2O =>
MnCl2*H2O = MnCl2 + H2O
Sn + H2O + O2 = Sn2(OH) =>
8 Sn + 2 H2O + O2 = 4 Sn2(OH)
ZnBr2 + (NH4)2S = ZnS + NH4Br =>
ZnBr2 + (NH4)2S = ZnS + 2 NH4Br
PbCrO4 + KNO3 = Pb(NO3)2 + K2CrO4 =>
PbCrO4 + 2 KNO3 = Pb(NO3)2 + K2CrO4
MgSO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + SO2(g) =>
MgSO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + SO2(g)
CH3CO2H + KOH = CH3COOK + H2O =>
CH3CO2H + KOH = CH3COOK + H2O
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
NiSO4H2O = NiSO4 + H2O =>
NiSO4H2O = NiSO4 + H2O
F(OH)3 = F2O3 + H2O =>
2 F(OH)3 = F2O3 + 3 H2O
KNO3 + Cu2SO4 = K2SO4 + CuNO3 =>
2 KNO3 + Cu2SO4 = K2SO4 + 2 CuNO3
Ca5(PO4)3F + HNO3 = Ca(NO3)2 + HF + Ca(H2PO4)2 =>
2 Ca5(PO4)3F + 14 HNO3 = 7 Ca(NO3)2 + 2 HF + 3 Ca(H2PO4)2
BrCH2CH2COOH + Ca(OH)2 + O2 = CaBr2 + H2O + CO2 =>
2 BrCH2CH2COOH + Ca(OH)2 + 6 O2 = CaBr2 + 6 H2O + 6 CO2
MnSO4 + Na2CO3 = MnCO3 + Na2SO4 =>
MnSO4 + Na2CO3 = MnCO3 + Na2SO4
Zn + CuCl2 = Cu + ZnCl2 = =>
Zn + CuCl2 = Cu + ZnCl2
C196H310O125N + O2 = CO2 + H2O + NO =>
2 C196H310O125N + 423 O2 = 392 CO2 + 310 H2O + 2 NO
Bi + OH = BiO3 + H2O =>
Bi + 6 OH = BiO3 + 3 H2O
NaHS + KOH = Na2S + H2O + K2S =>
2 NaHS + 2 KOH = Na2S + 2 H2O + K2S
C6H12O6 + CH4N2O = C53H93O13N7 + CO2 + H2O =>
43 C6H12O6 + 14 CH4N2O = 4 C53H93O13N7 + 60 CO2 + 100 H2O
Cs + L2 = CsL =>
2 Cs + L2 = 2 CsL
AuCl3 + H2S + H2O = Au + HCl + H2SO4 =>
8 AuCl3 + 3 H2S + 12 H2O = 8 Au + 24 HCl + 3 H2SO4
NaMoO4 + HCl + Al = MoCl2 + AlCl3 + NaCl + H2O =>
3 NaMoO4 + 24 HCl + 5 Al = 3 MoCl2 + 5 AlCl3 + 3 NaCl + 12 H2O
Sb + S = Sb2S3 =>
2 Sb + 3 S = Sb2S3
K2MnO4 + K2C2O4 + H2C2O4 = K3[Mn(C2O4)3] + CO2 + H2O =>
2 K2MnO4 + K2C2O4 + 8 H2C2O4 = 2 K3[Mn(C2O4)3] + 6 CO2 + 8 H2O
Na2 + S2 = Na2S =>
2 Na2 + S2 = 2 Na2S
K2SO4(aq) + MgCl2(aq) = K2Cl2 + MgSO4 =>
K2SO4(aq) + MgCl2(aq) = K2Cl2 + MgSO4
Ca(ClO4)2 = Ca + ClO4 =>
Ca(ClO4)2 = Ca + 2 ClO4
MgCO3 + C4H6O5 = C4H4MgO5 + H2O + CO2 =>
MgCO3 + C4H6O5 = C4H4MgO5 + H2O + CO2
Na2S + Au = AuS + Na =>
Na2S + Au = AuS + 2 Na
H3O + SO4 = H2SO4 + H2O =>
2 H3O + SO4 = H2SO4 + 2 H2O
CoBr3 + K2S = Co2S3 + KBr =>
2 CoBr3 + 3 K2S = Co2S3 + 6 KBr
Fe(NO3)3*9(H2O) + C6H8O7*H2O + NH4OH = (NH4)5[Fe(C6H4O7)2] + NH4NO3 + H2O =>
Fe(NO3)3*9(H2O) + 2 C6H8O7*H2O + 8 NH4OH = (NH4)5[Fe(C6H4O7)2] + 3 NH4NO3 + 19 H2O
FeCl3 = Fe + Cl =>
FeCl3 = Fe + 3 Cl
KI + O3 + H2SO4 = I2 + H2O + K2SO4 =>
6 KI + O3 + 3 H2SO4 = 3 I2 + 3 H2O + 3 K2SO4
Ag + ZnSO4 = Ag2SO4 + Zn =>
2 Ag + ZnSO4 = Ag2SO4 + Zn
KO3 = K2O + O2 =>
4 KO3 = 2 K2O + 5 O2
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
K2SiO3 + Ca(NO3)2 = KNO3 + CaSiO3 =>
K2SiO3 + Ca(NO3)2 = 2 KNO3 + CaSiO3
Fe + AgO = Fe2O3 + Ag =>
2 Fe + 3 AgO = Fe2O3 + 3 Ag
CH4N2O + H2SO4 + C2H5OH + C6H8O7 = C12H14N4O4S2 + H2O =>
6 CH4N2O + 6 H2SO4 + 12 C2H5OH + C6H8O7 = 3 C12H14N4O4S2 + 37 H2O
Si5H11 + Br2 = Si + HBr =>
2 Si5H11 + 11 Br2 = 10 Si + 22 HBr
Fe2(SO4)3 + K2SO3 + H2O = FeSO4 + K2SO4 + H2SO4 =>
Fe2(SO4)3 + K2SO3 + H2O = 2 FeSO4 + K2SO4 + H2SO4
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Équations équilibrées sur10/27/24
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