| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 BaO2 + 2 H2O = 2 Ba(OH)2 + O2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
NaCl + AgNo3 = AgCl + NaNo3 =>
NaCl + AgNo3 = AgCl + NaNo3
Cu(s) + ZnSO4() = Zn(s) + CuSO4 =>
Cu(s) + ZnSO4() = Zn(s) + CuSO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K2Cr2O7 + H2C2O4*2H2O = K[Cr(C2O4)2(OH2)2]*2H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(C2O4)2(OH2)2]*2H2O + 6 CO2 + 13 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KHSO4 + KOH = K2SO4 + H2O =>
KHSO4 + KOH = K2SO4 + H2O
K2O2 + H2O = KOH + O2 =>
2 K2O2 + 2 H2O = 4 KOH + O2
Pb + Sn(NO3)2 = Pb(NO3)2 + Sn =>
Pb + Sn(NO3)2 = Pb(NO3)2 + Sn
Cd + AgNO3 = Cd(NO3)2 + Ag =>
Cd + 2 AgNO3 = Cd(NO3)2 + 2 Ag
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
KOH + H2O = H2OKOH =>
KOH + H2O = H2OKOH
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
C6 + O2 = CO3 =>
C6 + 9 O2 = 6 CO3
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
GeBr2 + H2O = GeO2 + HBr + H =>
GeBr2 + 2 H2O = GeO2 + 2 HBr + 2 H
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Na2SO4 + NaBr = Na + Br2SO4 =>
Na2SO4 + 2 NaBr = 4 Na + Br2SO4
HgCH3CO2 + BaI2 = HgI2 + BaCH3CO2 =>
HgCH3CO2 + BaI2 = HgI2 + BaCH3CO2
Co3I + PbNO3 = Co3(NO3) + PbI =>
Co3I + PbNO3 = Co3(NO3) + PbI
H3AsO3 + MnO4{-} + H{+} = Mn{2+} + H3AsO4 + H2O =>
5 H3AsO3 + 2 MnO4{-} + 6 H{+} = 2 Mn{2+} + 5 H3AsO4 + 3 H2O
SnCl2 + O2 = SnO + Cl2 =>
2 SnCl2 + O2 = 2 SnO + 2 Cl2
FeBr + K2CO3 = FeK2 + BrCO3 =>
FeBr + K2CO3 = FeK2 + BrCO3
P + HCl = PCl2 + H2 =>
P + 2 HCl = PCl2 + H2
Fe(OH)2ClO3 + H2SO4 = Fe(ClO3)3 + Fe2(SO4)3 + H2O =>
3 Fe(OH)2ClO3 + 3 H2SO4 = Fe(ClO3)3 + Fe2(SO4)3 + 6 H2O
Fe(NO3)3 + KCNS = K3[Fe(CNS)6] + KNO3 =>
Fe(NO3)3 + 6 KCNS = K3[Fe(CNS)6] + 3 KNO3
H4N2O3 = N2 + O2 + H2O =>
2 H4N2O3 = 2 N2 + O2 + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaCl(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)(aq) + Hg2Cl2(aq) =>
2 NaCl(aq) + Hg2(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + Hg2Cl2(aq)
CH2O + Ag(NH3)2OH = HCOOH + Ag + NH4OH + NH3 =>
CH2O + 2 Ag(NH3)2OH = HCOOH + 2 Ag + NH4OH + 3 NH3
BaC2O4 + CH3COOH = H2C2O4 + Ba(CH3COO)2 =>
BaC2O4 + 2 CH3COOH = H2C2O4 + Ba(CH3COO)2
HCa3 + OH = Ca + H2O =>
HCa3 + OH = 3 Ca + H2O
Mn(NO3)2 + PbO2 + KOH = K2MnO4 + K2[Pb(OH)4] + KNO3 =>
Mn(NO3)2 + 2 PbO2 + 8 KOH = K2MnO4 + 2 K2[Pb(OH)4] + 2 KNO3
Sb2S3(s) + Fe3(s) = Sb(s) + FeS(s) =>
Sb2S3(s) + Fe3(s) = 2 Sb(s) + 3 FeS(s)
Al + H2CO3 = Al(CO3)2 + H2 =>
Al + 2 H2CO3 = Al(CO3)2 + 2 H2
K2S + H(NO3) = H2S + K(NO3) =>
K2S + 2 H(NO3) = H2S + 2 K(NO3)
SO3 + SiO2 = SiSO3 + O2 =>
SO3 + SiO2 = SiSO3 + O2
N2(g) + O2(g) + H2O = HNO3 =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3
O33 = O2 =>
2 O33 = 33 O2
H2O2 + CrCl3 + KOH = K2CrO4 + KCl + H2O =>
3 H2O2 + 2 CrCl3 + 10 KOH = 2 K2CrO4 + 6 KCl + 8 H2O
AgNO3 + CuO = Ag2O + Cu(NO3)2 =>
2 AgNO3 + CuO = Ag2O + Cu(NO3)2
NH4 + NaOH = NH3 + H2O + Na =>
NH4 + NaOH = NH3 + H2O + Na
Ag2O + NaCl = AgCl + Na2O =>
Ag2O + 2 NaCl = 2 AgCl + Na2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/23
Équations équilibrées sur01/22/23
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