| Équations équilibrées la veille |
NH3 + HCl = NH4Cl
NiSO4 + NH3 + H2O = Ni(NH3)6(OH)2 + (NH4)2SO4 =>
NiSO4 + 8 NH3 + 2 H2O = Ni(NH3)6(OH)2 + (NH4)2SO4
NaMnO4 + H2SO4 = Na2SO4 + Mn + O2 + H2O =>
4 NaMnO4 + 2 H2SO4 = 2 Na2SO4 + 4 Mn + 7 O2 + 2 H2O
K2Cr2O4 + SNCl2 + HCl = CrCl2 + SNCl4 + KCl + H2O =>
K2Cr2O4 + SNCl2 + 8 HCl = 2 CrCl2 + SNCl4 + 2 KCl + 4 H2O
NH3 + HMnO4 = NH4MnO4 =>
NH3 + HMnO4 = NH4MnO4
KI + S = K2S + I2 =>
2 KI + S = K2S + I2
HCl + BaSO3 = H2SO3 + BaCl2 =>
2 HCl + BaSO3 = H2SO3 + BaCl2
H2C2O4 + NaOH = H2O + Na2 + CO2 =>
H2C2O4 + 2 NaOH = 2 H2O + Na2 + 2 CO2
C5H7O3 + O2 = H2O + CO2 =>
4 C5H7O3 + 21 O2 = 14 H2O + 20 CO2
Ca(OH)2 + HBr = CaBr2 + OH2 =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 OH2
CO + SO2 = CO2 + CSO2 =>
2 CO + SO2 = CO2 + CSO2
HBr + KHCO3 = H2O + KBr + CO2 =>
HBr + KHCO3 = H2O + KBr + CO2
NaI + Na2Cr2O7 + HCl = CrCl3 + I2 + NaCl + H2O =>
6 NaI + Na2Cr2O7 + 14 HCl = 2 CrCl3 + 3 I2 + 8 NaCl + 7 H2O
Ba2CO3 + HCl = Ba2H + CO3Cl =>
Ba2CO3 + HCl = Ba2H + CO3Cl
C3H4 = H3CCCH =>
C3H4 = H3CCCH
SO2 + BaO = BaS + O2 =>
2 SO2 + 2 BaO = 2 BaS + 3 O2
C7H9O2N + C4H9I + NaOH = I + Na + H2O + C11H17O2N =>
C7H9O2N + C4H9I + NaOH = I + Na + H2O + C11H17O2N
CoCO3 + HAcAc + H2O2 = [Co(AcAc)3] + CO2 + H2O =>
2 CoCO3 + 6 HAcAc + H2O2 = 2[Co(AcAc)3] + 2 CO2 + 4 H2O
K2Cr2O7 + H2SO4 + C2H5OH + H2O = KCr(SO4)2(H2O)12 + CH3CHO =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH + 17 H2O = 2 KCr(SO4)2(H2O)12 + 3 CH3CHO
CH2OH(CHOH)4COH + Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + H2O =>
CH2OH(CHOH)4COH + 2 Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + 2 H2O
Cr2(SO4)3 + KMnO4 + KOH = K2CrO4 + MnSO4 + K2SO4 + H2O =>
5 Cr2(SO4)3 + 6 KMnO4 + 32 KOH = 10 K2CrO4 + 6 MnSO4 + 9 K2SO4 + 16 H2O
PH3(g) + I2(s) + H2O(l) = H3PO2(aq) + HI(aq) =>
PH3(g) + 2 I2(s) + 2 H2O(l) = H3PO2(aq) + 4 HI(aq)
I{-} + OH{-} = IO3{-} + H2O + e =>
I{-} + 6 OH{-} = IO3{-} + 3 H2O + 6e
HCOOH + HCOONa = H2COONa + HCOO =>
HCOOH + HCOONa = H2COONa + HCOO
CuSO4 + NiCl2 = CuCl2 + NiSO4 =>
CuSO4 + NiCl2 = CuCl2 + NiSO4
CrO(O2)2 + H2SO4 = Cr2(SO4)3 + O2 + H2O =>
4 CrO(O2)2 + 6 H2SO4 = 2 Cr2(SO4)3 + 7 O2 + 6 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CaCO3 + HNO3 = CO2 + Ca(NO3)2 + H2O =>
CaCO3 + 2 HNO3 = CO2 + Ca(NO3)2 + H2O
Cr2O3 + H3PO3 = Cr2(HPO3)3 + H2O =>
Cr2O3 + 3 H3PO3 = Cr2(HPO3)3 + 3 H2O
Mg + Cu2 = Mg2Cu =>
4 Mg + Cu2 = 2 Mg2Cu
Na(Co3) + Ca(No3)2 = Ca(Co3)2 + Na(No3) =>
2 Na(Co3) + Ca(No3)2 = Ca(Co3)2 + 2 Na(No3)
Na2MoO4 + Na2S + H2SO4 = Na2MoS4 + Na2SO4 + H2O =>
Na2MoO4 + 4 Na2S + 4 H2SO4 = Na2MoS4 + 4 Na2SO4 + 4 H2O
CH3CH2 + N(CH3)3 = CH3CH3 + NCH3CH2CH3 =>
CH3CH2 + N(CH3)3 = CH3CH3 + NCH3CH2CH3
IO3{-} + H2SO3 + e = I2 + SO4{2-} + H2O =>
2 IO3{-} + 3 H2SO3 + 4e = I2 + 3 SO4{2-} + 3 H2O
C5H8 + O2 = C5H8O2 =>
C5H8 + O2 = C5H8O2
K(aq) + Br2(aq) = KBr2 =>
K(aq) + Br2(aq) = KBr2
Na2S + Al(NO3)3 = Al2S3 + sodiumnitrate =>
3 Na2S + 2 Al(NO3)3 = Al2S3 + 6 NaNO3
Au = Au3 =>
3 Au = Au3
Ni + Cu(NO2)2 = Ni(NO2)2 + Cu =>
Ni + Cu(NO2)2 = Ni(NO2)2 + Cu
SnO + HNO3 = SnO2 + NO + H2O =>
3 SnO + 2 HNO3 = 3 SnO2 + 2 NO + H2O
Cl2 + H2O = Cl{-} + ClO2{-} + H{+} =>
2 Cl2 + 2 H2O = 3 Cl{-} + ClO2{-} + 4 H{+}
FeCl2 + Al2O3 = FeO + AlCl3 =>
3 FeCl2 + Al2O3 = 3 FeO + 2 AlCl3
NH4BF4 + KCl = KBF4 + NH4Cl =>
NH4BF4 + KCl = KBF4 + NH4Cl
H2O(heat) = H + O =>
H2O(heat) = 2 H + O
C3H7OH + O2 = CO + H2O =>
C3H7OH + 3 O2 = 3 CO + 4 H2O
ClO4 + NO2 = Cl2 + NO3 =>
2 ClO4 + 8 NO2 = Cl2 + 8 NO3
HClO + AgNO3 = AgCl + HNO3 + O2 =>
2 HClO + 2 AgNO3 = 2 AgCl + 2 HNO3 + O2
Ag{+} + (NH4)2SO4 = Ag(NH3)2{+} + H2SO4 =>
Ag{+} + (NH4)2SO4 = Ag(NH3)2{+} + H2SO4
CH3(CH2)7CH3 + O2 = CO2 + H2O =>
CH3(CH2)7CH3 + 14 O2 = 9 CO2 + 10 H2O
Cu + Al(OH)3 = CuOH + Al =>
3 Cu + Al(OH)3 = 3 CuOH + Al
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Équations équilibrées sur12/18/24
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