| Équations équilibrées la veille |
C2H4 + 3 O2 = 2 CO2 + 2 H2O
BaCl2 + AgCl = BaCl + AgCl2 =>
BaCl2 + AgCl = BaCl + AgCl2
H2CO3 + Al(OH)3 = Al2(CO3)3 + H2O =>
3 H2CO3 + 2 Al(OH)3 = Al2(CO3)3 + 6 H2O
Ca(OH)2 + HF = CaF2 + H2O =>
Ca(OH)2 + 2 HF = CaF2 + 2 H2O
NaNO2 + H2O = NaH + NO2OH =>
NaNO2 + H2O = NaH + NO2OH
Cr2O7 + V = Cr + VO2 =>
2 Cr2O7 + 7 V = 4 Cr + 7 VO2
CH3CHCOONa + NaOH = CH3CH2 + Na2CO3 =>
CH3CHCOONa + NaOH = CH3CH2 + Na2CO3
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CO2H + H2O =>
2 K2Cr2O7 + 3 C2H5OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CO2H + 11 H2O
Zn(NO3)2 + NH3 + H2O = Zn(OH)2 + NH4NO3 =>
Zn(NO3)2 + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4NO3
CH3CBr3 + KOH = CH3COOH + KBr + H2O =>
CH3CBr3 + 3 KOH = CH3COOH + 3 KBr + H2O
XeO3 + C20H12 = Xe + CO2 + H2O =>
46 XeO3 + 3 C20H12 = 46 Xe + 60 CO2 + 18 H2O
KMnO4 + HCHO = HCOOH + KMn =>
KMnO4 + 4 HCHO = 4 HCOOH + KMn
Hg2(C2H3O2)2(aq) + KI(aq) = Hg2I2(s) + KC2H3O2(aq) =>
Hg2(C2H3O2)2(aq) + 2 KI(aq) = Hg2I2(s) + 2 KC2H3O2(aq)
H2O2(ac) = O2(g) + H2 =>
H2O2(ac) = O2(g) + H2
CaClO2 + HCl = CaCl + Cl2 + H2O =>
CaClO2 + 4 HCl = CaCl + 2 Cl2 + 2 H2O
AgNH32 + NaCl = AgCl + NaNH2 + H2 =>
AgNH32 + NaCl = AgCl + NaNH2 + 15 H2
K2TeO4 + HCl = K2TeO3 + Cl2 + H2O =>
K2TeO4 + 2 HCl = K2TeO3 + Cl2 + H2O
HCl + NaC2 + O2 = NaCl + H2O + CO2 =>
4 HCl + 4 NaC2 + 9 O2 = 4 NaCl + 2 H2O + 8 CO2
HgN2O6 + H8N2S = HgS + NH4NO3 =>
HgN2O6 + H8N2S = HgS + 2 NH4NO3
Ca(OH)2 + HF = CaF2 + HOH =>
Ca(OH)2 + 2 HF = CaF2 + 2 HOH
CH4 + Ni = Ni2C + H2 =>
CH4 + 2 Ni = Ni2C + 2 H2
CoCl2 + N2 = Co3N2 + Cl2 =>
3 CoCl2 + N2 = Co3N2 + 3 Cl2
ZnO2{-2} + H{+} = ZnO + H2O =>
ZnO2{-2} + 2 H{+} = ZnO + H2O
Sn + Cu(NO3)2 = Sn2(NO3)4 + Cu =>
2 Sn + 2 Cu(NO3)2 = Sn2(NO3)4 + 2 Cu
HBr + Fe(HCO3)2 = CO2 + H2O + FeBr2 =>
2 HBr + Fe(HCO3)2 = 2 CO2 + 2 H2O + FeBr2
CO2 + H2O = C2H4O2 + O2 =>
2 CO2 + 2 H2O = C2H4O2 + 2 O2
FeCl3 + Na2SO4 = Na2Cl3 + SO4Fe =>
FeCl3 + Na2SO4 = Na2Cl3 + SO4Fe
Sn + Cu(NO3)2 = Sn2(NO3)4 + Cu =>
2 Sn + 2 Cu(NO3)2 = Sn2(NO3)4 + 2 Cu
KMnO4 + H2SO4 + H2C2O2 = CO2 + MnSO4 + H2O + K2SO4 =>
6 KMnO4 + 9 H2SO4 + 5 H2C2O2 = 10 CO2 + 6 MnSO4 + 14 H2O + 3 K2SO4
HI + HSO = IHS + HO =>
HI + HSO = IHS + HO
Ca + CuSO4 = CaSO4 + Cu = =>
Ca + CuSO4 = CaSO4 + Cu
bariumchloride + ammoniumsulfate = bariumsulfate + ammoniumchloride =>
BaCl2 + (NH4)2SO4 = BaSO4 + 2 NH4Cl
CuSO4 + H2O + Zn = ZnSO4 + CuO + H2 =>
CuSO4 + H2O + Zn = ZnSO4 + CuO + H2
N2O5 + Ca(OH)NO3 = Ca(NO3)2 + H2O =>
N2O5 + 2 Ca(OH)NO3 = 2 Ca(NO3)2 + H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
FeCo3 + Pb = Co3Pb + Fe =>
FeCo3 + Pb = Co3Pb + Fe
NaCl + Pb(NO3)2 = NaNO3 + PbCl2 =>
2 NaCl + Pb(NO3)2 = 2 NaNO3 + PbCl2
Cr2O7{-2} + I{-} + H{+} = Cr{+3} + I + H2O =>
Cr2O7{-2} + 6 I{-} + 14 H{+} = 2 Cr{+3} + 6 I + 7 H2O
Cu(NO3)2(aq) + K2PO4(aq) = Cu(PO4)(s) + KNO3(aq) =>
Cu(NO3)2(aq) + K2PO4(aq) = Cu(PO4)(s) + 2 KNO3(aq)
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
TiF3 + Cs2(SO3) = CsF + Ti2(SO3)3 =>
2 TiF3 + 3 Cs2(SO3) = 6 CsF + Ti2(SO3)3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + J = HJO3 + NO + H2O =>
5 HNO3 + 3 J = 3 HJO3 + 5 NO + H2O
C12H25C6H5SO3 + NaOH = C18H29NaO3S + H2O =>
C12H25C6H5SO3 + NaOH = C18H29NaO3S + H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2S + FeCl3 = H2Cl3 + FeS =>
H2S + FeCl3 = H2Cl3 + FeS
HClO2 + H2S = HCl + S + H2O =>
HClO2 + 2 H2S = HCl + 2 S + 2 H2O
FeI + AgNO3 = Fe(NO3) + AgI =>
FeI + AgNO3 = Fe(NO3) + AgI
Fe(OH)2 + H3PO3 = Fe3(PO3)2 + H2O =>
3 Fe(OH)2 + 2 H3PO3 = Fe3(PO3)2 + 6 H2O
CuO + C = CO + Cu =>
CuO + C = CO + Cu
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Équations équilibrées sur10/15/24
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