| Équations équilibrées la veille |
CaBr2() + 2 KOH() = Ca(OH)2() + 2 KBr()
FeSO4(aq) + H2O2(aq) + H2SO4 = Fe2(SO4)3(aq) + H2O(l) =>
2 FeSO4(aq) + H2O2(aq) + H2SO4 = Fe2(SO4)3(aq) + 2 H2O(l)
HNO2 + O2 = NO3 + H2O =>
4 HNO2 + 3 O2 = 4 NO3 + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Ag + Cr2O7{-}2 + H1{+} = Ag1{+} + Cr3{+} + H2O =>
37 Ag + 3 Cr2O7{-}2 + 42 H1{+} = 37 Ag1{+} + 2 Cr3{+} + 21 H2O
Na2CO3 + HNO2 = NaNO2 + H2CO3 =>
Na2CO3 + 2 HNO2 = 2 NaNO2 + H2CO3
K2Cr2O7 + NO + H2SO4 = Cr2(SO2)3 + HNO3 + K2SO4 + H2O =>
K2Cr2O7 + 6 NO + 4 H2SO4 = Cr2(SO2)3 + 6 HNO3 + K2SO4 + H2O
NaVO3 + NH4Cl = VO3NH4 + NaCl =>
NaVO3 + NH4Cl = VO3NH4 + NaCl
TiC + O2 = TiO2 + CO =>
2 TiC + 3 O2 = 2 TiO2 + 2 CO
HNO3 + Bi2S3 = Bi(NO3)3 + NO + S + H2O =>
8 HNO3 + Bi2S3 = 2 Bi(NO3)3 + 2 NO + 3 S + 4 H2O
Ba(OH)2 + NaHCO3 = BaCO3 + H2O + NaOH =>
Ba(OH)2 + NaHCO3 = BaCO3 + H2O + NaOH
Fe + PtCl2 = FeCl2 + Pt =>
Fe + PtCl2 = FeCl2 + Pt
CuCl2 + HI = CuI + I2 + HCl =>
2 CuCl2 + 4 HI = 2 CuI + I2 + 4 HCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KCNS + Fe(NO3)3 = KNO3 + Fe(CNS)3 =>
3 KCNS + Fe(NO3)3 = 3 KNO3 + Fe(CNS)3
CH3COOH + Zn + NaNO2 = CH3COONa + CH3COOZn + CH3COONH4 + H2O =>
8 CH3COOH + 6 Zn + NaNO2 = CH3COONa + 6 CH3COOZn + CH3COONH4 + 2 H2O
FeCl3 + CaO = Fe + CaCl2 + O =>
2 FeCl3 + 3 CaO = 2 Fe + 3 CaCl2 + 3 O
Mg + SiO2 = MgO + Si =>
2 Mg + SiO2 = 2 MgO + Si
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Cr(OH)2 = H2O + CrO =>
Cr(OH)2 = H2O + CrO
Na2S2O8 + C12H22O11 = Na2CO3 + CO2 + H2O + S2O =>
4 Na2S2O8 + C12H22O11 = 4 Na2CO3 + 8 CO2 + 11 H2O + 4 S2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2 =>
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2
H2SnO3 + NaOH = H2Sn(OH)6 + Na2O =>
H2SnO3 + 6 NaOH = H2Sn(OH)6 + 3 Na2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Be(OH)NO3 + NaOH = Be(OH)2 + NaNO3 =>
Be(OH)NO3 + NaOH = Be(OH)2 + NaNO3
KClO3 + SO2 + H2SO4 = ClO2 + KHSO4 =>
2 KClO3 + SO2 + H2SO4 = 2 ClO2 + 2 KHSO4
Fe2Fe(CN)6 + NO3{-} + H{+} = NO + CO2 + Fe{+3} + H2O =>
Fe2Fe(CN)6 + 15 NO3{-} + 24 H{+} = 21 NO + 6 CO2 + 3 Fe{+3} + 12 H2O
KI + H2SO4 = I2 + K2SO4 + H2O + H2S =>
8 KI + 5 H2SO4 = 4 I2 + 4 K2SO4 + 4 H2O + H2S
Al(SO) + CaCl = AlCl + CaSO =>
Al(SO) + CaCl = AlCl + CaSO
Fe2O3 + NaCl = Na2O + FeCl3 =>
Fe2O3 + 6 NaCl = 3 Na2O + 2 FeCl3
H2S + CaO = Ca2S2 + H2O =>
2 H2S + 2 CaO = Ca2S2 + 2 H2O
CoBr + F = CoFBr =>
CoBr + F = CoFBr
Mg + HNO3 = Mg(NO3) + N2O + H2O =>
8 Mg + 10 HNO3 = 8 Mg(NO3) + N2O + 5 H2O
C7H6O + NaBH4 + H2O = C7H8O + NaBOH4 =>
C7H6O + NaBH4 + H2O = C7H8O + NaBOH4
Na2HPO4 + HgCl2 + H2O = NaCl + Hg2Cl2 + PH3 + O2 =>
2 Na2HPO4 + 4 HgCl2 + 2 H2O = 4 NaCl + 2 Hg2Cl2 + 2 PH3 + 5 O2
CH4Na + CH2 = C2H6Na =>
CH4Na + CH2 = C2H6Na
Fe(NO3)3 + Na3PO4 = FePO4 + Na3(NO3)3 =>
Fe(NO3)3 + Na3PO4 = FePO4 + Na3(NO3)3
HNO3 + H2S = H2O + NO + S =>
2 HNO3 + 3 H2S = 4 H2O + 2 NO + 3 S
MgCO3 + HCl = MgCl2 + O2 + CO2 + H2 =>
2 MgCO3 + 4 HCl = 2 MgCl2 + O2 + 2 CO2 + 2 H2
HCl + C20H14O4 = HClC20H14O4 =>
HCl + C20H14O4 = HClC20H14O4
Zn(CH3COO)2 + KOH = ZnO + *CH3COOK + H2O =>
Zn(CH3COO)2 + 2 KOH = ZnO + 2*CH3COOK + H2O
FeH + H2O = Fe(OH)2 + H2 =>
2 FeH + 4 H2O = 2 Fe(OH)2 + 3 H2
Ag + Cr2O7{-}2 + H1{+} = Ag1{+} + Cr3{+} + H2O =>
37 Ag + 3 Cr2O7{-}2 + 42 H1{+} = 37 Ag1{+} + 2 Cr3{+} + 21 H2O
CaO + Na2SiO3 = CaSiO3 + Na2O =>
CaO + Na2SiO3 = CaSiO3 + Na2O
V(OH)3 + O2 = VO3 + H2O =>
4 V(OH)3 + 3 O2 = 4 VO3 + 6 H2O
H3BO3Fe(OH)2 = H3(OH)2FeBO3 =>
H3BO3Fe(OH)2 = H3(OH)2FeBO3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NaBr + K2Cr2O7 + H2SO4 = Cr2(SO)4 + Br2 + K2SO4 + NaSO4 + H2O =>
14 NaBr + K2Cr2O7 + 19 H2SO4 = Cr2(SO)4 + 7 Br2 + K2SO4 + 14 NaSO4 + 19 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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Équations équilibrées sur01/07/25
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