| Équations équilibrées la veille |
4 NH3 + 5 O2 = 4 NO + 6 H2O
N + B2O3 = B4N3 + NO2 =>
6 N + 2 B2O3 = B4N3 + 3 NO2
C4H9Cl(l) + H2O(l) = C4H10O(l) + HCl(aq) =>
C4H9Cl(l) + H2O(l) = C4H10O(l) + HCl(aq)
Ca(NO3)2 + KCl = CaCl2 + KNO3 =>
Ca(NO3)2 + 2 KCl = CaCl2 + 2 KNO3
Al(OH)3(s) + H(aq) = H2O(l) + Al3(aq) =>
3 Al(OH)3(s) + 9 H(aq) = 9 H2O(l) + Al3(aq)
CH3COCH2COOH = CH3COCH3 + CO2 =>
CH3COCH2COOH = CH3COCH3 + CO2
CN{-} + OCl{-} + H2O = CO2 + N2 + OH{-} + Cl{-} =>
2 CN{-} + 5 OCl{-} + H2O = 2 CO2 + N2 + 2 OH{-} + 5 Cl{-}
C2H4 + HBr = C2H5Br =>
C2H4 + HBr = C2H5Br
ClO2 + SO4 = ClO3 + SO2 =>
2 ClO2 + SO4 = 2 ClO3 + SO2
C4CHO + H2O2 = CO2 + H2O =>
2 C4CHO + 19 H2O2 = 10 CO2 + 20 H2O
Sr(NO3)2 + CuSO4*5H2O = SrSO4 + Cu(NO3)2 + H2O =>
Sr(NO3)2 + CuSO4*5H2O = SrSO4 + Cu(NO3)2 + 5 H2O
Zn(s) + Ca(NO3)2(aq) = Zn(NO3)2 + Ca =>
Zn(s) + Ca(NO3)2(aq) = Zn(NO3)2 + Ca
ZnSO3 + HCl = ZnCl2 + H2SO3 =>
ZnSO3 + 2 HCl = ZnCl2 + H2SO3
BrO{-} = Br{-} + BrO4{-} =>
4 BrO{-} = 3 Br{-} + BrO4{-}
Mg = Mg{2+e =>
Mg = Mg{2+2e
CO2 + H2O = C27H48O20 + O2 =>
27 CO2 + 24 H2O = C27H48O20 + 29 O2
AgNO3 = Ag2 + NO2 + O2 =>
2 AgNO3 = Ag2 + 2 NO2 + O2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
ZnSe + NaOH + H2O2 = Na2SeO3 + Zn(OH)2 + H2O =>
ZnSe + 2 NaOH + 3 H2O2 = Na2SeO3 + Zn(OH)2 + 3 H2O
CH3CONH2 + HNO2 = CH3COOH + N2 + H2O =>
CH3CONH2 + HNO2 = CH3COOH + N2 + H2O
CrO + NaOH = Cr(OH)2 + Na2O =>
CrO + 2 NaOH = Cr(OH)2 + Na2O
Be + KOH = K2BeO2 + H2 =>
Be + 2 KOH = K2BeO2 + H2
HClO4(aq) + Zn(OH)2(s) = Zn(ClO4)2(aq) + H2O(l) =>
2 HClO4(aq) + Zn(OH)2(s) = Zn(ClO4)2(aq) + 2 H2O(l)
Ni2{+} + Cd = Ni + Cd2{+} =>
Ni2{+} + 2 Cd = 2 Ni + Cd2{+}
Na3AsO4 + HCl = H3AsO4 + NaCl =>
Na3AsO4 + 3 HCl = H3AsO4 + 3 NaCl
Cr(OH)3 + NaBrO + NaOH = Na2CrO4 + NaBr + H2O =>
2 Cr(OH)3 + 3 NaBrO + 4 NaOH = 2 Na2CrO4 + 3 NaBr + 5 H2O
NaF + Mn3(PO4)7 = Na3PO4 + MnF7 =>
21 NaF + Mn3(PO4)7 = 7 Na3PO4 + 3 MnF7
CuO + AlCl3 = Al2O3 + CuCl2 =>
3 CuO + 2 AlCl3 = Al2O3 + 3 CuCl2
NiC2O4*2(H2O) + O2 = Ni2O3 + H2O + CO2 =>
4 NiC2O4*2(H2O) + 3 O2 = 2 Ni2O3 + 8 H2O + 8 CO2
MnO2 + KCl + H2SO4 = MnSO4 + K2SO4 + Cl2 + H2O =>
MnO2 + 2 KCl + 2 H2SO4 = MnSO4 + K2SO4 + Cl2 + 2 H2O
Fe + SnI2 = FeI3 + Sn =>
2 Fe + 3 SnI2 = 2 FeI3 + 3 Sn
C4H8 + O = CO2 + H2O =>
C4H8 + 12 O = 4 CO2 + 4 H2O
H3AsO3 + I3{-} + H2O = H3AsO4 + I{-} + H{+} =>
H3AsO3 + I3{-} + H2O = H3AsO4 + 3 I{-} + 2 H{+}
[Cr(N2H4CO6)]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr(N2H4CO6)]4[Cr(CN)6]3 + 456 KMnO4 + 519 H2SO4 = 35 K2Cr2O7 + 456 MnSO4 + 220 CO2 + 260 KNO3 + 63 K2SO4 + 599 H2O
K2SO4(aq) + BaCl2 = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2 = BaSO4(s) + 2 KCl(aq)
CaO + SO2 + H2O = CaSO4 + H2 =>
CaO + SO2 + H2O = CaSO4 + H2
CH3OH + KMnO4 + KOH = K2MnO4 + CO2 + H2O =>
CH3OH + 6 KMnO4 + 6 KOH = 6 K2MnO4 + CO2 + 5 H2O
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
ZnO + Ba = ZnBa + O2 =>
2 ZnO + 2 Ba = 2 ZnBa + O2
KH2PO4 + HCl = KCl + H3PO4 =>
KH2PO4 + HCl = KCl + H3PO4
C + N2 + Fe2 = Fe(CN)2 =>
4 C + 2 N2 + Fe2 = 2 Fe(CN)2
H3PO4(aq) + Sr(OH)2 = Sr3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Sr(OH)2 = Sr3(PO4)2 + 6 H2O
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Na[Al(OH)4] + HBr = NaBr + Al(OH)3 + H2O =>
Na[Al(OH)4] + HBr = NaBr + Al(OH)3 + H2O
CH3COOH(aq) + NaHCO3(s) = NaCH3COO(s) + H2CO3(s) =>
CH3COOH(aq) + NaHCO3(s) = NaCH3COO(s) + H2CO3(s)
NH3 + H2O4S = (NH4)2SO4 =>
2 NH3 + H2O4S = (NH4)2SO4
Zn + AgNO3 = Ag + Zn3(NO3)2 =>
3 Zn + 2 AgNO3 = 2 Ag + Zn3(NO3)2
Fe + Ni(NO2)2 = Ni + Fe(NO2)3 =>
2 Fe + 3 Ni(NO2)2 = 3 Ni + 2 Fe(NO2)3
SO3OH = HSO4 =>
SO3OH = HSO4
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
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Équations équilibrées sur10/26/24
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