| Équations équilibrées la veille |
CH2BrCH2Br + 2 NaOH = CH3CHO + 2 NaBr + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
CaBr2 + Ba(OH)2 = Ca(OH)2 + BaBr2 =>
CaBr2 + Ba(OH)2 = Ca(OH)2 + BaBr2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2CO3 + LiOH = H2O + Li2CO3 =>
H2CO3 + 2 LiOH = 2 H2O + Li2CO3
NiSO4 + Cr(NO3)3 = Cr2(SO4)3 + Ni(NO3)2 =>
3 NiSO4 + 2 Cr(NO3)3 = Cr2(SO4)3 + 3 Ni(NO3)2
Cl + KBr = Br2 + KCl2 =>
4 Cl + 2 KBr = Br2 + 2 KCl2
NH3(g) + CO2(g) = (NH2)2CO(aq) + H2O(l) =>
2 NH3(g) + CO2(g) = (NH2)2CO(aq) + H2O(l)
CrO2{-} + S2O8{2-} + OH{-} = CrO4{2-} + SO4{2-} + H2O =>
2 CrO2{-} + 3 S2O8{2-} + 8 OH{-} = 2 CrO4{2-} + 6 SO4{2-} + 4 H2O
Zn + KF = ZnF2 + K =>
Zn + 2 KF = ZnF2 + 2 K
Cr(NO3)2 = CrO + NO2 + O2 =>
2 Cr(NO3)2 = 2 CrO + 4 NO2 + O2
C2H5OH + H2SO4 = SO2 + C + H2O =>
C2H5OH + 2 H2SO4 = 2 SO2 + 2 C + 5 H2O
CuSO4Zn = ZnSO4 + Cu =>
CuSO4Zn = ZnSO4 + Cu
Mg(s) + Al(NO3)2(aq) = Al(s) + Mg(NO3)2(aq) =>
Mg(s) + Al(NO3)2(aq) = Al(s) + Mg(NO3)2(aq)
Mg + BaSO4 = Ba + MgSO4 =>
Mg + BaSO4 = Ba + MgSO4
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NiCl2 + CH3COONa = Ni(CH3COO)2 + NaCl =>
NiCl2 + 2 CH3COONa = Ni(CH3COO)2 + 2 NaCl
Cu + H2SO4 + HNO3 = CuSO4 + NO + H2O =>
3 Cu + 3 H2SO4 + 2 HNO3 = 3 CuSO4 + 2 NO + 4 H2O
C3H7SH(l) + O2(g) = CO2(g) + H2O(g) + SO3(g) =>
2 C3H7SH(l) + 13 O2(g) = 6 CO2(g) + 8 H2O(g) + 2 SO3(g)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Ba + H2O + CO2 + CaSO4 = CaCO3 + BaSO4 + H2 =>
Ba + H2O + CO2 + CaSO4 = CaCO3 + BaSO4 + H2
Cu(OH)2 + HCl = CuOHCl + H2O =>
Cu(OH)2 + HCl = CuOHCl + H2O
Ca(OH)2 + H2 = Ca + HOH =>
Ca(OH)2 + H2 = Ca + 2 HOH
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Ba(OH)2 + Fe = Ba + Fe(OH)3 =>
3 Ba(OH)2 + 2 Fe = 3 Ba + 2 Fe(OH)3
KMnO4 + H2C2O4 + HNO3 = CO2 + Mn(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HNO3 = 10 CO2 + 2 Mn(NO3)2 + 2 KNO3 + 8 H2O
HCl + BaNo3 = HNo3 + BaCl =>
HCl + BaNo3 = HNo3 + BaCl
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
C6H14 + I2 = C6H12 + HI =>
C6H14 + I2 = C6H12 + 2 HI
Fe{2+} + CN{-} = Fe(CN)6{4-} =>
Fe{2+} + 6 CN{-} = Fe(CN)6{4-}
Ge2O = Ge + O2 =>
2 Ge2O = 4 Ge + O2
C6H5CH2CH3 + O2 = C6H5CH(O2H)CH3 =>
C6H5CH2CH3 + O2 = C6H5CH(O2H)CH3
MgCO3 + HCl(aq) = MgCl2 + H2O(l)CO2(g) =>
MgCO3 + 2 HCl(aq) = MgCl2 + H2O(l)CO2(g)
(NH4)2C2O4 + NaOH + KMnO4 = KNaMnO4 + H2O + N2 + CO2 =>
(NH4)2C2O4 + 8 NaOH + 8 KMnO4 = 8 KNaMnO4 + 8 H2O + N2 + 2 CO2
Ca3(PO4)2(s) + H2SO4(ac) = H3PO4(ac) + CaSO4(s) =>
Ca3(PO4)2(s) + 3 H2SO4(ac) = 2 H3PO4(ac) + 3 CaSO4(s)
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
KBrO4 + KBr = KBrO3 =>
3 KBrO4 + KBr = 4 KBrO3
CaBr2 + Ba(OH)2 = Ca(OH)2 + BaBr2 =>
CaBr2 + Ba(OH)2 = Ca(OH)2 + BaBr2
HCOOH + AgNO3 + NH3 = (NH4)2CO3 + Ag + CO2 =>
9 HCOOH + 2 AgNO3 + 10 NH3 = 6(NH4)2CO3 + 2 Ag + 3 CO2
Te + Cl2 = TeCl =>
2 Te + Cl2 = 2 TeCl
PhCO + O2 = PhCOO2 =>
PhCO + O2 = PhCOO2
Mg(s) + Cr{2+}(aq) = Mg{2+}(aq) + Cr(s) =>
Mg(s) + Cr{2+}(aq) = Mg{2+}(aq) + Cr(s)
carbondioxide + carbon = carbonmonoxide =>
CO2 + C = 2 CO
AgNO3 + Ca(OH)2 = Ag2O + Ca(NO3)2 + H2O =>
2 AgNO3 + Ca(OH)2 = Ag2O + Ca(NO3)2 + H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
AgNO3 + Ca(OH)2 = Ag2O + Ca(NO3)2 + H2O =>
2 AgNO3 + Ca(OH)2 = Ag2O + Ca(NO3)2 + H2O
Cr2O7{-}2 + Co + H2O + H{+} = Cr(OH)3 + Co(OH)3 =>
3 Cr2O7{-}2 + 7 Co + 18 H2O + 3 H{+} = 6 Cr(OH)3 + 7 Co(OH)3
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Équations équilibrées sur11/02/24
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