| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Na3AsO3 + SnCl2 + HCl = As + H2[SnCl6] + NaCl + H2O =>
2 Na3AsO3 + 3 SnCl2 + 18 HCl = 2 As + 3 H2[SnCl6] + 6 NaCl + 6 H2O
PbCl2 + NaClO4 + NaOH = NaCl + PbO2 + H2O =>
4 PbCl2 + NaClO4 + 8 NaOH = 9 NaCl + 4 PbO2 + 4 H2O
C8H6O2 + O2 = CO2 + H2O =>
2 C8H6O2 + 17 O2 = 16 CO2 + 6 H2O
CH2CHCOOH + NaHCO3 = CH2CHCOONa + CO2 + H2O =>
CH2CHCOOH + NaHCO3 = CH2CHCOONa + CO2 + H2O
NH3 + CuSO4 = CuH3 + NSO4 =>
NH3 + CuSO4 = CuH3 + NSO4
MoO3 + Mg = MgO + Mo =>
MoO3 + 3 Mg = 3 MgO + Mo
MnO2(s) + HCl(aq) = Cl2(g) + MnCl2 + H2O =>
MnO2(s) + 4 HCl(aq) = Cl2(g) + MnCl2 + 2 H2O
KMnO4 + H2SO4 + TiCl = Ti2(SO4)3 + Cl2 + H2O + K2SO4 + MnSO4 =>
6 KMnO4 + 24 H2SO4 + 10 TiCl = 5 Ti2(SO4)3 + 5 Cl2 + 24 H2O + 3 K2SO4 + 6 MnSO4
CO2 + NaOH = H2O + Na2CO3 =>
CO2 + 2 NaOH = H2O + Na2CO3
(NH2)2CO + KOH = K2CO3 + N2 + H2 =>
(NH2)2CO + 2 KOH = K2CO3 + N2 + 3 H2
Ca + H2O = CaO + H =>
Ca + H2O = CaO + 2 H
NaOCl + H2O = HClO + NaOH =>
NaOCl + H2O = HClO + NaOH
K2CO3 + Cl2 = KCl2 + K(ClO4) + CO2 =>
8 K2CO3 + 15 Cl2 = 14 KCl2 + 2 K(ClO4) + 8 CO2
OH{-} + ClO2{-} + Br2 = ClO4{-} + Br{-} + H2O =>
4 OH{-} + ClO2{-} + 2 Br2 = ClO4{-} + 4 Br{-} + 2 H2O
Al(HCO3)3 + HCIO = Al(CIO)3 + H2O + CO2 =>
Al(HCO3)3 + 3 HCIO = Al(CIO)3 + 3 H2O + 3 CO2
HSO3{-} + CrO42{-} + H{+} = Cr3{+} + SO42{-} + H2O =>
248 HSO3{-} + 237 CrO42{-} + 316 H{+} = 79 Cr3{+} + 248 SO42{-} + 282 H2O
FeI3 + Mg = Fe + MgI2 =>
2 FeI3 + 3 Mg = 2 Fe + 3 MgI2
SbCl5 + H2O = Sb2O5 + HCl =>
2 SbCl5 + 5 H2O = Sb2O5 + 10 HCl
KMnO4 + H2SO4 + TiCl = Ti2(SO4)3 + Cl2 + H2O + K2SO4 + MnSO4 =>
6 KMnO4 + 24 H2SO4 + 10 TiCl = 5 Ti2(SO4)3 + 5 Cl2 + 24 H2O + 3 K2SO4 + 6 MnSO4
LiI = Li + I =>
LiI = Li + I
HNO3 + NaSO4 = Na(NO3)2 + H2SO4 =>
2 HNO3 + NaSO4 = Na(NO3)2 + H2SO4
FeSNC = FeSCN =>
FeSNC = FeSCN
silveroxide = silver + oxygen =>
2 Ag2O = 4 Ag + O2
Zn + Cr = ZnCr =>
Zn + Cr = ZnCr
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
NaNO3 + HNO2 = HNO3 + NaNO2 =>
NaNO3 + HNO2 = HNO3 + NaNO2
Ag2O + HNO3 = Ag2NO3 + OH =>
Ag2O + HNO3 = Ag2NO3 + OH
KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g) =>
2 KHCO3(s) = K2CO3(s) + H2O(g) + CO2(g)
P4 + CI3 = PCI3 =>
P4 + 4 CI3 = 4 PCI3
CH4(g) + O(g) = CO2(g) + H2O(l) =>
CH4(g) + 4 O(g) = CO2(g) + 2 H2O(l)
H2CO3(aq) + NaOH(aq) = Na2CO3(aq) + H2O(l) =>
H2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 H2O(l)
Ca + SO4 = CaSO4 =>
Ca + SO4 = CaSO4
TiO2 + Ca = Ti + CaO =>
TiO2 + 2 Ca = Ti + 2 CaO
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Cu2(OH)2CO3 + CH3COOH = (CH3COO)2Cu + CO2 + H2O =>
Cu2(OH)2CO3 + 4 CH3COOH = 2(CH3COO)2Cu + CO2 + 3 H2O
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
KMnO4 + C6H12O6 + NaOH = C6H11O7Na + K2MnO4 + MnO2 + H2O =>
2 KMnO4 + 2 C6H12O6 + 2 NaOH = 2 C6H11O7Na + K2MnO4 + MnO2 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
B + SIO2 = B2O3 + SI =>
4 B + 3 SIO2 = 2 B2O3 + 3 SI
SO3 + H2 = SO2 + H2O =>
SO3 + H2 = SO2 + H2O
(MgO)3(SiO2)2 + NaOH = MgO + Na2SiO3 + H2O =>
(MgO)3(SiO2)2 + 4 NaOH = 3 MgO + 2 Na2SiO3 + 2 H2O
K2SO4 + KCl = KClO4 + K2S =>
K2SO4 + KCl = KClO4 + K2S
Fe(CN)2 + OH{-} = [Fe(OH)6]{4-} + CN{-} =>
Fe(CN)2 + 6 OH{-} = [Fe(OH)6]{4-} + 2 CN{-}
Co + Cl4 = CoCl4 =>
Co + Cl4 = CoCl4
CH2CHCHCH2 + H2 = CH3CHCHCH3 =>
CH2CHCHCH2 + H2 = CH3CHCHCH3
Zn + K(Au(CN)2) = Au + K2(Zn(CN)4) =>
Zn + 2 K(Au(CN)2) = 2 Au + K2(Zn(CN)4)
Ag(OH) + H2SO4 = Ag2SO4 + H2O =>
2 Ag(OH) + H2SO4 = Ag2SO4 + 2 H2O
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
Sb4C3 + H2O = Sb(OH)3 + CH4 =>
Sb4C3 + 12 H2O = 4 Sb(OH)3 + 3 CH4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/16/25
Équations équilibrées sur02/15/24
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