| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 Cl2 = 2 FeCl3
H2PO4{-} + H2O = HPO4{2-} + H3O{+} =>
H2PO4{-} + H2O = HPO4{2-} + H3O{+}
Na2SO4 + HNO3 = Na2SO4HNO3 =>
Na2SO4 + HNO3 = Na2SO4HNO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H2C2O4*2H2O + NaOH = H2O + NaHC2O4 =>
H2C2O4*2H2O + NaOH = 3 H2O + NaHC2O4
H2O2 + H3PO4 = H2O + H2PO4 =>
H2O2 + 2 H3PO4 = 2 H2O + 2 H2PO4
C + S = CS2 =>
C + 2 S = CS2
NH2OH*HCl + K2Cr2O7 + HCl = CrCl3 + KCl + N2 + H2O =>
6 NH2OH*HCl + K2Cr2O7 + 2 HCl = 2 CrCl3 + 2 KCl + 3 N2 + 13 H2O
H2SO3 + KOH = H2O + SO3K2 =>
H2SO3 + 2 KOH = 2 H2O + SO3K2
K2Cr2O7 + HCl = KCl + H2O + CrCl3 + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 7 H2O + 2 CrCl3 + 3 Cl2
Ba3(PO4)2 + Na2CO3 = Na3PO4 + BaCO3 =>
Ba3(PO4)2 + 3 Na2CO3 = 2 Na3PO4 + 3 BaCO3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Na2PHO3 + MnO4{-} + H2O = Na2MnO4*3H2O + PHO3{-} =>
Na2PHO3 + MnO4{-} + 3 H2O = Na2MnO4*3H2O + PHO3{-}
K3C6H5O7 + CaCrO4 = K2CrO4 + Ca3(C6H5O7)2 =>
2 K3C6H5O7 + 3 CaCrO4 = 3 K2CrO4 + Ca3(C6H5O7)2
LiOH + BaCl2 = LiCl + Ba(OH)2 =>
2 LiOH + BaCl2 = 2 LiCl + Ba(OH)2
C3H7COH + Ag2O = C3H7COOH + Ag =>
C3H7COH + Ag2O = C3H7COOH + 2 Ag
Ni2O3 = Ni + O2 =>
2 Ni2O3 = 4 Ni + 3 O2
SiCl4(l) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
CaCl2 + AlCl3 = CaCl3 + AlCl2 =>
CaCl2 + AlCl3 = CaCl3 + AlCl2
V2O5 + H2SO4 + COOH = VOSO4 + H2O + CO2 =>
V2O5 + 2 H2SO4 + 2 COOH = 2 VOSO4 + 3 H2O + 2 CO2
Fe(NO3)2 + H2O = FeOHNO3 + HNO3 =>
Fe(NO3)2 + H2O = FeOHNO3 + HNO3
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
H2PO4{-} + H2O = HPO4{2-} + H3O{+} =>
H2PO4{-} + H2O = HPO4{2-} + H3O{+}
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Be + H3PO4 = Be3(PO4)2 + H2 =>
3 Be + 2 H3PO4 = Be3(PO4)2 + 3 H2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Cu + H2SO4 = Cu(SO4)2 + H2O + SO2 =>
Cu + 4 H2SO4 = Cu(SO4)2 + 4 H2O + 2 SO2
Mg + HNO3 = Mg(NO3) + N2O + H2O =>
8 Mg + 10 HNO3 = 8 Mg(NO3) + N2O + 5 H2O
Ca(OH)2 + (NH4)2SO4 = Ca2(SO4)2 + NH3 + H2O =>
2 Ca(OH)2 + 2(NH4)2SO4 = Ca2(SO4)2 + 4 NH3 + 4 H2O
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
C2H6 + HCl = C2H4Cl2 + H2 =>
C2H6 + 2 HCl = C2H4Cl2 + 2 H2
H2SO4 + Sr(OH)2 = HOH + Sr(SO4) =>
H2SO4 + Sr(OH)2 = 2 HOH + Sr(SO4)
CH3COOCH2CH3 + Ca(OH)2 + H2O = (CH3COO)2Ca + CH3CH2(OH)2 =>
3 CH3COOCH2CH3 + Ca(OH)2 + 4 H2O = (CH3COO)2Ca + 4 CH3CH2(OH)2
Cr + PbF2 = CrF2 + Pb =>
Cr + PbF2 = CrF2 + Pb
C14H13N + HNO3 + H2SO4 = C7H5NO3 + H2O + SO2 =>
C14H13N + HNO3 + 5 H2SO4 = 2 C7H5NO3 + 7 H2O + 5 SO2
HCH2CHCO2 + NaOH = H2O + Na + C3H3O2 =>
HCH2CHCO2 + NaOH = H2O + Na + C3H3O2
NH3 + O2 = (NO3)2{-} + H{+} + H2O =>
8 NH3 + 17 O2 = 4(NO3)2{-} + 4 H{+} + 10 H2O
NO2(g) + H2O = HNO3 + NO(g) =>
3 NO2(g) + H2O = 2 HNO3 + NO(g)
{-}1x = {-}9x =>
{-}1x = {-}9x
Fe + HCl + K2Cr2O7 = CrCl3 + FeCl2 + KCl + H2O =>
3 Fe + 14 HCl + K2Cr2O7 = 2 CrCl3 + 3 FeCl2 + 2 KCl + 7 H2O
Co + H2 = CoH3 =>
2 Co + 3 H2 = 2 CoH3
Al2 + Ni(NO3)2 = Al(NO3)2 + Ni3 =>
3 Al2 + 6 Ni(NO3)2 = 6 Al(NO3)2 + 2 Ni3
Al + NiSO4 = Al2(SO4)3 + Ni =>
2 Al + 3 NiSO4 = Al2(SO4)3 + 3 Ni
CaF2 + HF = F2 + CaH2 =>
CaF2 + 2 HF = 2 F2 + CaH2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2C2O4 + CO2(SO4)3 = CO2(C2O4)3 + Na2SO4 =>
3 Na2C2O4 + CO2(SO4)3 = CO2(C2O4)3 + 3 Na2SO4
SnO + C = Sn + CO2 =>
2 SnO + C = 2 Sn + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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