| Équations équilibrées la veille |
5 C3H7OH + 2 KMnO4 + 3 H2SO4 = 5 C3H6O + 2 MnSO4 + K2SO4 + 8 H2O
H{+} + Cr2O72{-} + C2H5OH = Cr3{+} + C2H4O + H2O =>
9.9999999999995H{+} + 6 Cr2O72{-} + 427 C2H5OH = 4 Cr3{+} + 427 C2H4O + 432 H2O
HBrO3 = H + BrO3 =>
HBrO3 = H + BrO3
AgNO3 + KCNS = AgNS + KCNO3 =>
AgNO3 + KCNS = AgNS + KCNO3
Br2 + Na2S2O3 + H2O = HBr + Na2SO4 + H2SO4 =>
4 Br2 + Na2S2O3 + 5 H2O = 8 HBr + Na2SO4 + H2SO4
Ag2S = Ag{+} + S{2-} =>
Ag2S = 2 Ag{+} + S{2-}
KClO4 + Na2SO3 + H2SO4 = Na2SO4 + K2SO4 + Cl2 + H2O =>
2 KClO4 + 7 Na2SO3 + H2SO4 = 7 Na2SO4 + K2SO4 + Cl2 + H2O
AlCl3 + NaOH = NaCl + AlOHCl2 =>
AlCl3 + NaOH = NaCl + AlOHCl2
KHCO3 + HCl = KCl + CO3H2 =>
KHCO3 + HCl = KCl + CO3H2
KI(aq) + KIO3(aq) + HCl(aq) = I2(aq) + KCl(aq) + H2O(aq) =>
5 KI(aq) + KIO3(aq) + 6 HCl(aq) = 3 I2(aq) + 6 KCl(aq) + 3 H2O(aq)
KMnO4 + NaCl = KCl + NaMnO4 =>
KMnO4 + NaCl = KCl + NaMnO4
H[As(OH)4] + HNO3 = NO2 + As(NO3)4 + H2O =>
H[As(OH)4] + 5 HNO3 = NO2 + As(NO3)4 + 5 H2O
ClO2 + Fe = Fe(ClO2)2 =>
2 ClO2 + Fe = Fe(ClO2)2
Zn + Al(No3)2 = Zn(No3)3 + Al =>
2 Zn + 3 Al(No3)2 = 2 Zn(No3)3 + 3 Al
NaClO3 + NaI + H2O = NaCl + NaOH + I =>
NaClO3 + 6 NaI + 3 H2O = NaCl + 6 NaOH + 6 I
HCHO + NaOH + CuSO4 = HCOOH + Cu2O + Na2SO4 + H2O =>
HCHO + 4 NaOH + 2 CuSO4 = HCOOH + Cu2O + 2 Na2SO4 + 2 H2O
NO(g) + O2(g) + Na2CO3(aq) = NaNO3(aq) + CO2(g) =>
4 NO(g) + 3 O2(g) + 2 Na2CO3(aq) = 4 NaNO3(aq) + 2 CO2(g)
K + HNO3 = KNO3 + N2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + N2 + 6 H2O
Na2CO3(aq) + H2O(l) = NaOH(aq) + CO2(g) =>
Na2CO3(aq) + H2O(l) = 2 NaOH(aq) + CO2(g)
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
ZnSO4 + NaHCO3 = ZnCO3 + NaSO4 + H2 =>
2 ZnSO4 + 2 NaHCO3 = 2 ZnCO3 + 2 NaSO4 + H2
Fe + NaBr2 = Fe(Br2)3 + Na =>
Fe + 3 NaBr2 = Fe(Br2)3 + 3 Na
Fe(OH)2 + MnO4{-} + H2O = MnO2 + Fe(OH)3 + OH{-} =>
3 Fe(OH)2 + MnO4{-} + 2 H2O = MnO2 + 3 Fe(OH)3 + OH{-}
B + H = B5H9 =>
5 B + 9 H = B5H9
Cr2O7 + HCl = Cr + Cl + H2O =>
Cr2O7 + 14 HCl = 2 Cr + 14 Cl + 7 H2O
NaOH(ac) + Fe(No3)3(ac) = NaNo3(ac) + Fe(OH)3(s) =>
3 NaOH(ac) + Fe(No3)3(ac) = 3 NaNo3(ac) + Fe(OH)3(s)
Zn(OH)2 + CH3NH2 = (Zn(CH3NH2)4)(OH)2 =>
Zn(OH)2 + 4 CH3NH2 = (Zn(CH3NH2)4)(OH)2
NH4NO3 + Ca(OH3)2 = Ca(NO3)2 + NH3 + H2O =>
5 NH4NO3 + 2 Ca(OH3)2 = 2 Ca(NO3)2 + 6 NH3 + 7 H2O
FeO + HCl = FeCl3 + H + H2O =>
FeO + 3 HCl = FeCl3 + H + H2O
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
Zn3(Po4)2(s) = Zn3 + (Po4)2 =>
Zn3(Po4)2(s) = Zn3 + (Po4)2
C5H12O(g) + O2(g) = CO2 + H2O =>
2 C5H12O(g) + 15 O2(g) = 10 CO2 + 12 H2O
(Co(H2O)6)2 + HCl = CoCl6(aq) + H3O(aq) =>
(Co(H2O)6)2 + 12 HCl = 2 CoCl6(aq) + 12 H3O(aq)
I2 + NaOH = H2O + NaI + O2 =>
2 I2 + 4 NaOH = 2 H2O + 4 NaI + O2
Mn + HNO3 = Mn(NO3) + NO + H2O =>
3 Mn + 4 HNO3 = 3 Mn(NO3) + NO + 2 H2O
Cl{-} + Mg{2+} = Cl2 + Mg =>
2 Cl{-} + Mg{2+} = Cl2 + Mg
CaNO3 + Na2MoO4*2H2O = Ca2(MoO4) + NaNO3 + H2O =>
2 CaNO3 + Na2MoO4*2H2O = Ca2(MoO4) + 2 NaNO3 + 2 H2O
ZnSO4 + BaO = ZnO + BaSO4 =>
ZnSO4 + BaO = ZnO + BaSO4
Zn + KI = ZnKI =>
Zn + KI = ZnKI
Ag + PtCl = AgCl + Pt =>
Ag + PtCl = AgCl + Pt
Cl2 + OH{-} = ClO4{-} + Cl{-]+H2O =>
4 Cl2 + 8 OH{-} = ClO4{-} + 7 Cl{-]+4H2O
MnO2 + HBr = H2O2 + MnBr2 =>
MnO2 + 2 HBr = H2O2 + MnBr2
NaHCO3 + H3BO3 = Na3BO3 + CO2 + H2O =>
3 NaHCO3 + H3BO3 = Na3BO3 + 3 CO2 + 3 H2O
CH3CH2CH2CH2 + O2 = CO2 + H2O =>
4 CH3CH2CH2CH2 + 25 O2 = 16 CO2 + 18 H2O
H3PO4 + AgNo3 = Ag3PO4 + HNo3 =>
H3PO4 + 3 AgNo3 = Ag3PO4 + 3 HNo3
SiO2 + Al2O3 = Al6Si2O13 =>
2 SiO2 + 3 Al2O3 = Al6Si2O13
MgHCl = MgClH =>
MgHCl = MgClH
C2H2 + H2 + O = HCOOH =>
C2H2 + H2 + 4 O = 2 HCOOH
COH = HOC =>
COH = HOC
H2SO4 + GaCO3 = GaSO4 + CO2 + H2O =>
H2SO4 + GaCO3 = GaSO4 + CO2 + H2O
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