Équations équilibrées la veille |
NH4HCO2 = NH3 + H2 + CO2
C6H4(CH3)2 + KMnO4 + H2SO4 = HOOCC6H4COOH + MnSO4 + K2SO4 + H2O =>
5 C6H4(CH3)2 + 12 KMnO4 + 18 H2SO4 = 5 HOOCC6H4COOH + 12 MnSO4 + 6 K2SO4 + 28 H2O
Sn3P4 = Sn + P4 =>
Sn3P4 = 3 Sn + P4
Na2SO3 + H2SO4 + KMnO4 = MnSO4 + H2O + K2SO4 + Na2SO4 =>
5 Na2SO3 + 3 H2SO4 + 2 KMnO4 = 2 MnSO4 + 3 H2O + K2SO4 + 5 Na2SO4
FeCl2 + H2O = Fe(OH)2 + Cl + H2 =>
FeCl2 + 2 H2O = Fe(OH)2 + 2 Cl + H2
CaCl2(aq) + K2Co3(aq) = KCl(aq) + CaCo3(s) =>
CaCl2(aq) + K2Co3(aq) = 2 KCl(aq) + CaCo3(s)
K2Cr2O7 + HBr + HCl = KCl + CrCl3 + Br + H2O =>
K2Cr2O7 + 6 HBr + 8 HCl = 2 KCl + 2 CrCl3 + 6 Br + 7 H2O
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
KAlO2 + NH4Cl + H2O = Al(OH)3 + KCl + NH3 =>
KAlO2 + NH4Cl + H2O = Al(OH)3 + KCl + NH3
(CuOH)2CO3 + H2SO4 = CuSO4 + CO2 + H2O =>
(CuOH)2CO3 + 2 H2SO4 = 2 CuSO4 + CO2 + 3 H2O
Al + NH4Cl = AlCl3 + NH3 + H2 =>
2 Al + 6 NH4Cl = 2 AlCl3 + 6 NH3 + 3 H2
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
P2H3 + H2O = P6O7 + H =>
3 P2H3 + 7 H2O = P6O7 + 23 H
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
HNO3 + Mg(OH)3 = MgNO4 + H2O =>
HNO3 + Mg(OH)3 = MgNO4 + 2 H2O
B + C = B4C =>
4 B + C = B4C
Sc(OH)3 + O2 + H2O = Sc(OH)5 =>
2 Sc(OH)3 + O2 + 2 H2O = 2 Sc(OH)5
NOCu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 NOCu + 8 HNO3 = 3 Cu(NO3)2 + 5 NO + 4 H2O
K2[Zn(C2O4)2] + KCN = K2[Zn(CN)4] + K2C2O4 =>
K2[Zn(C2O4)2] + 4 KCN = K2[Zn(CN)4] + 2 K2C2O4
NaCH3CO2 + FeBr3 = NaBr + Fe(CH3CO2)3 =>
3 NaCH3CO2 + FeBr3 = 3 NaBr + Fe(CH3CO2)3
NH4NO3 = N2 + H2O + HNO3 =>
5 NH4NO3 = 4 N2 + 9 H2O + 2 HNO3
C3H7NO2 + KOH + H6N2O = C3H8O + KN3 + H2O =>
C3H7NO2 + KOH + H6N2O = C3H8O + KN3 + 3 H2O
NaCl + HCl = NaH + Cl2 =>
NaCl + HCl = NaH + Cl2
Cr(OH)2Cl + HCl = Cr(OH)Cl2 + H2O =>
Cr(OH)2Cl + HCl = Cr(OH)Cl2 + H2O
LiAlH3 + H2O = LiOH + Al(OH)3 + H2 =>
2 LiAlH3 + 8 H2O = 2 LiOH + 2 Al(OH)3 + 7 H2
Ca + PbCl4 = CaCl2 + Pb =>
2 Ca + PbCl4 = 2 CaCl2 + Pb
NiI = Ni + I2 =>
2 NiI = 2 Ni + I2
HNO3 + Mg(OH)3 = MgNO4 + H2O =>
HNO3 + Mg(OH)3 = MgNO4 + 2 H2O
OH + HCH2ClCO2 = CH2ClCO2 + H2O =>
OH + HCH2ClCO2 = CH2ClCO2 + H2O
C2H2H2 = C2H4 =>
C2H2H2 = C2H4
At + Cl2 = AtCl3 =>
2 At + 3 Cl2 = 2 AtCl3
HI + CoCO3 = H2CO3 + CoI2 =>
2 HI + CoCO3 = H2CO3 + CoI2
K2SO4 + H2O = H2SO4 + KOH =>
K2SO4 + 2 H2O = H2SO4 + 2 KOH
NaSO3 + HCl = NaCl + H2 + SO3 =>
2 NaSO3 + 2 HCl = 2 NaCl + H2 + 2 SO3
NaOH(aq) + BaCl2(aq) = NaCl2 + BaOH =>
NaOH(aq) + BaCl2(aq) = NaCl2 + BaOH
Mn + F = MnF =>
Mn + F = MnF
Ag2SO4 + SrBr2 = AgBr + SrSO4 =>
Ag2SO4 + SrBr2 = 2 AgBr + SrSO4
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
N2S3 = N + S =>
N2S3 = 2 N + 3 S
HReO4 + NH4OH = NH4ReO4 + H2O =>
HReO4 + NH4OH = NH4ReO4 + H2O
Bi(OH)3 + HCl = BiClO + H2O =>
Bi(OH)3 + HCl = BiClO + 2 H2O
SO2 + MnO = SO3 + Mn =>
SO2 + MnO = SO3 + Mn
NaSO3 + HCl = NaCl + H2 + SO3 =>
2 NaSO3 + 2 HCl = 2 NaCl + H2 + 2 SO3
C19H15Cl + CH3OH = C20H18O + ClH =>
C19H15Cl + CH3OH = C20H18O + ClH
CaCO3 + MgSO4 = Ca(SO4) + MgCO3 =>
CaCO3 + MgSO4 = Ca(SO4) + MgCO3
Ca + Ni = Ca3Ni2 =>
3 Ca + 2 Ni = Ca3Ni2
HBr + C2H2 = C2H3 + Br =>
HBr + C2H2 = C2H3 + Br
K2Cr2O7 + HBr + HCl = KCl + CrCl3 + Br + H2O =>
K2Cr2O7 + 6 HBr + 8 HCl = 2 KCl + 2 CrCl3 + 6 Br + 7 H2O
H2S + MnBr2 = MnS + HBr =>
H2S + MnBr2 = MnS + 2 HBr
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
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