| Équations équilibrées la veille |
2 Na2MnO4 + Cl2 = 2 NaMnO4 + 2 NaCl
AgMnO4 + Sr = Ag + SrMnO4 =>
AgMnO4 + Sr = Ag + SrMnO4
CaCl2 + K2PO4 = KCl + CaPO4 =>
CaCl2 + K2PO4 = 2 KCl + CaPO4
CaCl2 + NaCl = CaCl2NaCl =>
CaCl2 + NaCl = CaCl2NaCl
H2S + Na2CrO4 = Cr2S3 + S + Na2S + H2O =>
8 H2S + 2 Na2CrO4 = Cr2S3 + 3 S + 2 Na2S + 8 H2O
C2H4 + HCl + O2 = CH2Cl2 + H2O =>
C2H4 + 4 HCl + O2 = 2 CH2Cl2 + 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
KMnO4 + NO2 + H2O + H2SO4 = MnSO4 + HNO3 + K2SO4 =>
2 KMnO4 + 10 NO2 + 2 H2O + 3 H2SO4 = 2 MnSO4 + 10 HNO3 + K2SO4
Pt + HNO3 + HCl = NO + PtCl4 + H2O =>
3 Pt + 4 HNO3 + 12 HCl = 4 NO + 3 PtCl4 + 8 H2O
N2 + B = NB =>
N2 + 2 B = 2 NB
H2CO + Ag(NH3)2OH = (NH4)2CO3 + Ag + NH3 + H2O =>
H2CO + 4 Ag(NH3)2OH = (NH4)2CO3 + 4 Ag + 6 NH3 + 2 H2O
Fe3C + HCl = H + FeCl2 + C =>
Fe3C + 6 HCl = 6 H + 3 FeCl2 + C
Ni(OH)2 + H3PO4 = Ni2(HPO4)2 + H2O =>
2 Ni(OH)2 + 2 H3PO4 = Ni2(HPO4)2 + 4 H2O
FeCl2 + K2Cr2O7 + H2O = FeCl3 + KOH + Cr(OH)3 + Fe(OH)3 =>
6 FeCl2 + K2Cr2O7 + 7 H2O = 4 FeCl3 + 2 KOH + 2 Cr(OH)3 + 2 Fe(OH)3
CH3(CH)2(CH2)2CH3 + O2 = CO2 + H2O(water) =>
CH3(CH)2(CH2)2CH3 + 9 O2 = 6 CO2 + 6 H2O(water)
BaCI2 = Ba + CI2 =>
BaCI2 = Ba + CI2
IO3{-} + HSO3{-} = SO4{2-} + I + H{+} + H2O =>
2 IO3{-} + 5 HSO3{-} = 5 SO4{2-} + 2 I + 3 H{+} + H2O
Zn(C2H3O2)2 + K2CO3 = ZnCO3 + KC2H3O2 =>
Zn(C2H3O2)2 + K2CO3 = ZnCO3 + 2 KC2H3O2
N2O(s) + O2(g) = NO2(s) =>
2 N2O(s) + 3 O2(g) = 4 NO2(s)
Sb2S3 + HNO3 + HCl = H3SbCl6 + NO + H2O + H2SO4 =>
Sb2S3 + 8 HNO3 + 12 HCl = 2 H3SbCl6 + 8 NO + 4 H2O + 3 H2SO4
HCOOH + Cu(OH)2 = (HCOOH)2Cu + CO2 + H2O =>
3 HCOOH + Cu(OH)2 = (HCOOH)2Cu + CO2 + 2 H2O
Na(SO)4 + Ba = Ba(SO)4 + Na =>
Na(SO)4 + Ba = Ba(SO)4 + Na
C2H2 + H2 + H2O = C2H5OH =>
C2H2 + H2 + H2O = C2H5OH
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Mn2SO4 + H2O =>
12 FeSO4 + 2 KMnO4 + 8 H2SO4 = 6 Fe2(SO4)3 + K2SO4 + Mn2SO4 + 8 H2O
S8 + Na2SO3 + H2O = (Na2S2O3)H2O =>
S8 + 8 Na2SO3 + 8 H2O = 8(Na2S2O3)H2O
NaH2PO4 + KOH = NaK2PO4 + H2O =>
NaH2PO4 + 2 KOH = NaK2PO4 + 2 H2O
Li(s) + O2(g) = Li2O =>
4 Li(s) + O2(g) = 2 Li2O
C3H4 + HBr = C3H6Br2 =>
C3H4 + 2 HBr = C3H6Br2
Sc + (OH) = Sc(OH) =>
Sc + (OH) = Sc(OH)
C2H6O(ethanol) + O2 = CO2 + H2O =>
C2H6O(ethanol) + 3 O2 = 2 CO2 + 3 H2O
CH3CHO + HCl = CH3CCl + H2O =>
CH3CHO + HCl = CH3CCl + H2O
SO2 + ZnO = ZnSO3 =>
SO2 + ZnO = ZnSO3
Fe + NaNO3 + H2O = Fe(OH)2 + NH4OH + NaOH =>
4 Fe + NaNO3 + 7 H2O = 4 Fe(OH)2 + NH4OH + NaOH
K2Cr2O7 + MgBr2 = MgCr2O7 + KBr =>
K2Cr2O7 + MgBr2 = MgCr2O7 + 2 KBr
C6H5COOH + AgNO3 = C6H5COOAg + HNO3 =>
C6H5COOH + AgNO3 = C6H5COOAg + HNO3
CuCl2 + K2CO3 + H2O = KCl + Cu(OH)2 + CO2 =>
CuCl2 + K2CO3 + H2O = 2 KCl + Cu(OH)2 + CO2
KMnO4 + Mn(NO3)2 + H2O = MnO2 + KOH + HNO3 =>
2 KMnO4 + 3 Mn(NO3)2 + 4 H2O = 5 MnO2 + 2 KOH + 6 HNO3
Ce(OH)4 + CO2 = H2O + Ce(CO3)2 =>
Ce(OH)4 + 2 CO2 = 2 H2O + Ce(CO3)2
C4H19OH + O2 = CO2 + H2O =>
2 C4H19OH + 17 O2 = 8 CO2 + 20 H2O
Cr(OH)2 + O2 = Cr2O3 + H2O =>
4 Cr(OH)2 + O2 = 2 Cr2O3 + 4 H2O
AgCl + NaNO3 + NH4OH = AgNO3 + NH4Cl + NaOH =>
AgCl + NaNO3 + NH4OH = AgNO3 + NH4Cl + NaOH
MgCl2*6H2O + NaOH = Mg(OH)2 + NaCl + H2O =>
MgCl2*6H2O + 2 NaOH = Mg(OH)2 + 2 NaCl + 6 H2O
Ca + PuO2 = CaO + Pu =>
2 Ca + PuO2 = 2 CaO + Pu
Na2SO3 + HNO3 = NaNO3 + H2SO3 =>
Na2SO3 + 2 HNO3 = 2 NaNO3 + H2SO3
FeI2 + HNO3 = NO2 + Fe(NO3)3 + HIO3 + H2O =>
FeI2 + 16 HNO3 = 13 NO2 + Fe(NO3)3 + 2 HIO3 + 7 H2O
Zn + Ag = ZnAg =>
Zn + Ag = ZnAg
CuCl2 + ZnSO4 = ZnCl2 + CuSO4 =>
CuCl2 + ZnSO4 = ZnCl2 + CuSO4
I2 + HCl = I(HCl)2 =>
I2 + 4 HCl = 2 I(HCl)2
C2H3(OH)2 + O2 = H2O + CO2 =>
4 C2H3(OH)2 + 9 O2 = 10 H2O + 8 CO2
C12H22O11 + H202 = C2H5OH + CO2 =>
303 C12H22O11 + 6 H202 = 1313 C2H5OH + 1010 CO2
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