Équations équilibrées la veille |
PCl5 + 8 KOH = K3PO4 + 5 KCl + 4 H2O
Al + CrSO4 = Cr + Al2(SO4)3 =>
2 Al + 3 CrSO4 = 3 Cr + Al2(SO4)3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NiN3 = Ni + N =>
NiN3 = Ni + 3 N
NO + HCl = NCl + OH =>
NO + HCl = NCl + OH
P4 + KOH + H2O = PH3 + KH2PO3 =>
P4 + 2 KOH + 4 H2O = 2 PH3 + 2 KH2PO3
KMnO4 + NaBr + H2SO4 = Na2SO4 + K2SO4 + MnSO4 + H2O + Br2 =>
2 KMnO4 + 10 NaBr + 8 H2SO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Br2
C3H6O2 + Ca(OH)2 = Ca(C2H5COO)2 + H2O =>
2 C3H6O2 + Ca(OH)2 = Ca(C2H5COO)2 + 2 H2O
O3Al2 + ClH = Cl3Al + H2O =>
O3Al2 + 6 ClH = 2 Cl3Al + 3 H2O
C2 + H = CH =>
C2 + 2 H = 2 CH
HBr + H2SeO4 = Se + H2O + Br2 =>
6 HBr + H2SeO4 = Se + 4 H2O + 3 Br2
Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4 =>
Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
C7H7NO2 + (CH3)2CHOH = C9H11NO2 + H2O =>
3 C7H7NO2 + 2(CH3)2CHOH = 3 C9H11NO2 + 2 H2O
FeSO4 + CH3COOH = Fe(CH3COO)2 + H2SO4 =>
FeSO4 + 2 CH3COOH = Fe(CH3COO)2 + H2SO4
C12H22O11(s) + KClO3 = CO2(s) + H2O(l) + KCl =>
C12H22O11(s) + 8 KClO3 = 12 CO2(s) + 11 H2O(l) + 8 KCl
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
Na2SO4 + H2O + CO2 = NaHCO3 + H2SO4 =>
Na2SO4 + 2 H2O + 2 CO2 = 2 NaHCO3 + H2SO4
K + H2SO4 = K2SO4 + H2O + S2 =>
12 K + 8 H2SO4 = 6 K2SO4 + 8 H2O + S2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
(CH3)2NNH2 + N2O4 = H2O + N2 + CO2 =>
(CH3)2NNH2 + 2 N2O4 = 4 H2O + 3 N2 + 2 CO2
C6H5ONa + CH3Cl = C6H5OCH3 + NaCl =>
C6H5ONa + CH3Cl = C6H5OCH3 + NaCl
HBr(aq) + KOH = H2O + KBr =>
HBr(aq) + KOH = H2O + KBr
Se + N2 = Se2N3 =>
4 Se + 3 N2 = 2 Se2N3
Na2FeO4 + MnSO4 + H2SO4 = Fe2(SO4)3 + HMnO4 + Na2SO4 + H2O =>
10 Na2FeO4 + 6 MnSO4 + 19 H2SO4 = 5 Fe2(SO4)3 + 6 HMnO4 + 10 Na2SO4 + 16 H2O
HCIO4 + Cu = Cu(CIO4)2 + H2 =>
2 HCIO4 + Cu = Cu(CIO4)2 + H2
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
PO4 + CaCl2 = CaPO4 + Cl2 =>
PO4 + CaCl2 = CaPO4 + Cl2
Li2CO3 + K3PO4 = Li3 + PO4 + K2CO3 =>
3 Li2CO3 + 2 K3PO4 = 2 Li3 + 2 PO4 + 3 K2CO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
SO2 + H2SiO3 = SiO3 + H2S + H2O =>
SO2 + 3 H2SiO3 = 3 SiO3 + H2S + 2 H2O
SnCl4(aq) + (NH4)2S = NH4Cl + SnS2 =>
SnCl4(aq) + 2(NH4)2S = 4 NH4Cl + SnS2
HCOOH + CH3OH = HCOOCH3 + H2O =>
HCOOH + CH3OH = HCOOCH3 + H2O
C2H5OH + O = CO2 + H2O =>
C2H5OH + 6 O = 2 CO2 + 3 H2O
C6H6SO3 + O2 = CO2 + H2O + SO2 =>
C6H6SO3 + 7 O2 = 6 CO2 + 3 H2O + SO2
Zn(OH)2 + CH3COOH = Zn + CO2 + H2O =>
4 Zn(OH)2 + CH3COOH = 4 Zn + 2 CO2 + 6 H2O
Cu2O + H2O = CuOH =>
Cu2O + H2O = 2 CuOH
HCl + (CaCo3)2 = CaCl2 + H2Co3 =>
4 HCl + (CaCo3)2 = 2 CaCl2 + 2 H2Co3
Ni(NO3)2 = Ni + N2 + O2 =>
Ni(NO3)2 = Ni + N2 + 3 O2
KI + PbO2 + H2SO4 = I2 + PbSO4 + KSO4 + H2O =>
2 KI + 2 PbO2 + 4 H2SO4 = I2 + 2 PbSO4 + 2 KSO4 + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2S + CO2 + H2O = CH2O + H2SO4 =>
H2S + 2 CO2 + 2 H2O = 2 CH2O + H2SO4
PbClF = Pb + F + Cl =>
PbClF = Pb + F + Cl
LiCl(aq) + NaNO3(aq) = LiNO3(aq) + NaCl(aq) =>
LiCl(aq) + NaNO3(aq) = LiNO3(aq) + NaCl(aq)
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
PbBr2 + HF = HBr + PbF2 =>
PbBr2 + 2 HF = 2 HBr + PbF2
NH4(NO3) + Ba(OH)2 = NH3 + H2O + Ba(NO3)2 =>
2 NH4(NO3) + Ba(OH)2 = 2 NH3 + 2 H2O + Ba(NO3)2
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