| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2H4(l) + 2 H2O2(g) = N2(g) + 4 H2O(l)
Cu + (NH4)2CO3 + O2 = Cu(OH)2 + NH3 + CO2 =>
2 Cu + 2(NH4)2CO3 + O2 = 2 Cu(OH)2 + 4 NH3 + 2 CO2
Zn + AgBr = ZnBr + Ag =>
Zn + AgBr = ZnBr + Ag
As2S5 + HNO3 + O2 = H3AsO4 + H2SO4 + NO2 =>
As2S5 + 16 HNO3 + 6 O2 = 2 H3AsO4 + 5 H2SO4 + 16 NO2
K2Cr2O7 + NH3 + H2SO4 = K2SO4 + Cr2(SO4) + N2 + H2O =>
3 K2Cr2O7 + 10 NH3 + 6 H2SO4 = 3 K2SO4 + 3 Cr2(SO4) + 5 N2 + 21 H2O
AgCu + HNO3 = AgNO3 + HCu =>
AgCu + HNO3 = AgNO3 + HCu
HCOOH + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 HCOOH + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 CO2 + 8 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Zn(NO3)2 + (NH4)3PO4 = Zn3(PO4)2 + NH4(NO3) =>
3 Zn(NO3)2 + 2(NH4)3PO4 = Zn3(PO4)2 + 6 NH4(NO3)
Ni(NO3)2 + BaCl2 = Ba(NO3)2 + NiCl2 =>
Ni(NO3)2 + BaCl2 = Ba(NO3)2 + NiCl2
Pb(CH3CoO)2 + KI = PbI2 + KCH3CoO =>
Pb(CH3CoO)2 + 2 KI = PbI2 + 2 KCH3CoO
K2S + Na2CO3 = K2CO3 + Na2S =>
K2S + Na2CO3 = K2CO3 + Na2S
C2H4O2(COOH)2 + NaOH = C4NaHO4 + H2O =>
C2H4O2(COOH)2 + NaOH = C4NaHO4 + 3 H2O
NaI + Na2SO3 = NaIO3 + Na2S =>
NaI + Na2SO3 = NaIO3 + Na2S
Ba(NO3)2 + NiSO4 = BaSO4 + Ni(NO3)2 =>
Ba(NO3)2 + NiSO4 = BaSO4 + Ni(NO3)2
Pb + KI = PbI2 + K2 =>
Pb + 2 KI = PbI2 + K2
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
HCl + Mg = MgH + MgCl =>
HCl + 2 Mg = MgH + MgCl
Th(NO3)4 + Na2CO3 + H2O = ThOCO3*8H2O + NaNO3 + HNO3 =>
Th(NO3)4 + Na2CO3 + 9 H2O = ThOCO3*8H2O + 2 NaNO3 + 2 HNO3
Fe + H2PO4 = FeH2PO4 =>
Fe + H2PO4 = FeH2PO4
CO2 + H2O = C2H5 + O2 =>
8 CO2 + 10 H2O = 4 C2H5 + 13 O2
MnSO4 + FeCl3 = MnCl2 + Fe2(SO4)3 =>
3 MnSO4 + 2 FeCl3 = 3 MnCl2 + Fe2(SO4)3
U2O3(s) + F2(g) = UF6(g) + O2(g) =>
2 U2O3(s) + 12 F2(g) = 4 UF6(g) + 3 O2(g)
CuCO3*Cu(OH)2 + H2SO4 = CuSO4 + CO2 + H2O =>
CuCO3*Cu(OH)2 + 2 H2SO4 = 2 CuSO4 + CO2 + 3 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Zn + SnCl2 = ZnCl2 + Sn =>
Zn + SnCl2 = ZnCl2 + Sn
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NaClO3 + (COOH)2 + H2SO4 = ClO2 + CO2 + H2O + Na2SO4 =>
2 NaClO3 + (COOH)2 + H2SO4 = 2 ClO2 + 2 CO2 + 2 H2O + Na2SO4
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
CaCO3 + HNO3 = Ca + NO3 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca + 2 NO3 + CO2 + H2O
Cs2S = Cs + S8 =>
8 Cs2S = 16 Cs + S8
K2CrO4(aq) + Al2(SO4)3(aq) = Al2(CrO4)3 + K2SO4(aq) =>
3 K2CrO4(aq) + Al2(SO4)3(aq) = Al2(CrO4)3 + 3 K2SO4(aq)
PN(NO3)2 + NaOH = NaNO3 + PN(OH)2 =>
PN(NO3)2 + 2 NaOH = 2 NaNO3 + PN(OH)2
HCOOH + KOH = HCOO{-} + K{+} + H2O =>
HCOOH + KOH = HCOO{-} + K{+} + H2O
Ca(AlO2)2 + HBr = CaBr2 + AlBr3 + H2O =>
Ca(AlO2)2 + 8 HBr = CaBr2 + 2 AlBr3 + 4 H2O
Fe3(PO4)2 + HNO3 = Fe(NO3)3 + NO2 + H2O + H3PO4 =>
Fe3(PO4)2 + 12 HNO3 = 3 Fe(NO3)3 + 3 NO2 + 3 H2O + 2 H3PO4
Ga2(SO3)3 + Sr(OH)2 = Ga(OH)3 + Sr(SO3) =>
Ga2(SO3)3 + 3 Sr(OH)2 = 2 Ga(OH)3 + 3 Sr(SO3)
O2 + COOH = H2O + CO2 =>
O2 + 4 COOH = 2 H2O + 4 CO2
Ba(OH)2 + S = BaS + BaSO3 + H2O =>
3 Ba(OH)2 + 3 S = 2 BaS + BaSO3 + 3 H2O
CO + H = (CH4) + H2O =>
CO + 6 H = (CH4) + H2O
K2Cr2O7 + C + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
2 K2Cr2O7 + 3 C + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CO2 + 8 H2O
ZnI2 + HNO3 = Zn(NO3)2 + NO + I2 + H2O =>
3 ZnI2 + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 3 I2 + 4 H2O
Al + Br2 = Al(Br)2 =>
Al + Br2 = Al(Br)2
HNO2 + Br2 = HBr + NO2 =>
2 HNO2 + Br2 = 2 HBr + 2 NO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2SO3H2O2 = H2SO4Na2O =>
Na2SO3H2O2 = H2SO4Na2O
Cu(s) + HNO3(aq) = H2O(g) + Cu(NO3)2(aq) + NO(g) =>
3 Cu(s) + 8 HNO3(aq) = 4 H2O(g) + 3 Cu(NO3)2(aq) + 2 NO(g)
C6H12 + CH3CH2OH = C6H11OH + C2H6 =>
C6H12 + CH3CH2OH = C6H11OH + C2H6
CH + H2O = CO + H2 =>
2 CH + 2 H2O = 2 CO + 3 H2
Al + HCI + H2 = Al(C5H5)3 + HI =>
2 Al + 30 HCI + 15 H2 = 2 Al(C5H5)3 + 30 HI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/19/24
Équations équilibrées sur12/19/23
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