| Équations équilibrées la veille |
Ni(NO3)2 + Na2SO3 = NiSO3 + 2 Na(NO3)
(CH3CH3) + O2 = CO2 + (H2O) =>
2(CH3CH3) + 7 O2 = 4 CO2 + 6(H2O)
Zn + Fe2O = Fe + ZnO =>
Zn + Fe2O = 2 Fe + ZnO
KOH + Sn(OH)2 = K[Sn(OH)3] =>
KOH + Sn(OH)2 = K[Sn(OH)3]
Fe(C2H3O2)3 + NH4OH = NH4(C2H3O2)3 + FeOH =>
Fe(C2H3O2)3 + NH4OH = NH4(C2H3O2)3 + FeOH
KNO3 + MgF2 = KF + Mg(NO3)2 =>
2 KNO3 + MgF2 = 2 KF + Mg(NO3)2
KMnO4 + CH3OH + H2SO4 = CH2O + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 CH3OH + 3 H2SO4 = 5 CH2O + K2SO4 + 2 MnSO4 + 8 H2O
CH3COOH + NaCO3 = CH3COONa + CO3 + H2O =>
11 CH3COOH + 12 NaCO3 = 12 CH3COONa + 10 CO3 + 4 H2O
CuCl2*4H2O + H2C2O4 = CuC2O4*2H2O + H2O + HCl =>
CuCl2*4H2O + H2C2O4 = CuC2O4*2H2O + 2 H2O + 2 HCl
CH2OH{-}CH2{-}CH2{-}CH2OH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + HOOC{-}CH2{-}CH2{-}COOH =>
5 CH2OH{-}CH2{-}CH2{-}CH2OH + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 5 HOOC{-}CH2{-}CH2{-}COOH
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Zn + Na3AsO4 = Zn3(AsO4)2 + Na =>
3 Zn + 2 Na3AsO4 = Zn3(AsO4)2 + 6 Na
HNO3 + BrOH = BrNO3 + H2O =>
HNO3 + BrOH = BrNO3 + H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
NaClO4 + NH4NO3 = NaNO3 + NH4ClO4 =>
NaClO4 + NH4NO3 = NaNO3 + NH4ClO4
C3H8O3 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
5 C3H8O3 + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 41 H2O + 14 MnSO4 + 7 K2SO4
Mn(OH)2 + H3Po4 = Mn3(Po4)2 + H2O =>
3 Mn(OH)2 + 2 H3Po4 = Mn3(Po4)2 + 6 H2O
Cu + H2SO4 = CuSO4 + S + H2O =>
3 Cu + 4 H2SO4 = 3 CuSO4 + S + 4 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Pb(NO3)2 + LiBrO3 = Pb(BrO3)2 + LiNO3 =>
Pb(NO3)2 + 2 LiBrO3 = Pb(BrO3)2 + 2 LiNO3
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CO2 + CaO = CaCO2 + O2 =>
2 CO2 + 2 CaO = 2 CaCO2 + O2
KAl(SO4)2*12H2O + KOH = Al(OH)3 + K2SO4 + H2O =>
KAl(SO4)2*12H2O + 3 KOH = Al(OH)3 + 2 K2SO4 + 12 H2O
K2SO3 + SO3 = K2SO4 + SO2 =>
K2SO3 + SO3 = K2SO4 + SO2
NH2CH2COOH + CH3OH = NH2CH2COOCH3 + H2O =>
NH2CH2COOH + CH3OH = NH2CH2COOCH3 + H2O
Ni(No3)2(aq) + NaOH(aq) = Ni(OH)2(s) + NaNo3(aq) =>
Ni(No3)2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNo3(aq)
KCl + Hg2SO4 = K2SO4 + HgCl =>
2 KCl + Hg2SO4 = K2SO4 + 2 HgCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CH3CH2Cl + NaOH = CH3CH2OH + NaCl =>
CH3CH2Cl + NaOH = CH3CH2OH + NaCl
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CuO2 + C = CO2 + Cu =>
CuO2 + C = CO2 + Cu
HBr(aq) + NH3(aq) = H2 + NBr =>
HBr(aq) + NH3(aq) = 2 H2 + NBr
(Cr2O7)2{-} + H{+} + Cl{-} = Cr3{+} + H2O + Cl2 =>
6(Cr2O7)2{-} + 168 H{+} + 154 Cl{-} = 8 Cr3{+} + 84 H2O + 77 Cl2
NaOH(aq) + HClO4(aq) = NaClO4 + H2O =>
NaOH(aq) + HClO4(aq) = NaClO4 + H2O
ClKI = IKCl =>
ClKI = IKCl
MgCl2 + C7H8 = MgH8 + Cl2C7 =>
MgCl2 + C7H8 = MgH8 + Cl2C7
Mg + H{2+} = Mg{2+} + H2 =>
2 Mg + 2 H{2+} = 2 Mg{2+} + H2
CuSO4 + KBr = CuBr4 + K + SO4 =>
CuSO4 + 4 KBr = CuBr4 + 4 K + SO4
KHSO4 + HCl = KHSO3 + Cl2 + H2O =>
KHSO4 + 2 HCl = KHSO3 + Cl2 + H2O
NH4Cl + H2SO4 = (NH4)2SO4 + HCl =>
2 NH4Cl + H2SO4 = (NH4)2SO4 + 2 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
RuO4 + HBr = H2[RuBr6] + Br2 + H2O =>
RuO4 + 10 HBr = H2[RuBr6] + 2 Br2 + 4 H2O
K2O + H3PO4 = H2O + K3PO4 =>
3 K2O + 2 H3PO4 = 3 H2O + 2 K3PO4
HCI + NaOH = H2O + NaCI =>
HCI + NaOH = H2O + NaCI
NaCl + KHCO3 = KCl + Na2O + H2O + CO2 =>
2 NaCl + 2 KHCO3 = 2 KCl + Na2O + H2O + 2 CO2
Mg(NO3)2 + Cr(NO3)3 + C2H5NO2 = MgCrO4 + CO2 + H2O + N2 =>
18 Mg(NO3)2 + 18 Cr(NO3)3 + 44 C2H5NO2 = 18 MgCrO4 + 88 CO2 + 110 H2O + 67 N2
Mg2Sn + HCl = MgCl2 + SnH4 =>
Mg2Sn + 4 HCl = 2 MgCl2 + SnH4
K3 + H2O = KOH + H3 =>
K3 + 3 H2O = 3 KOH + H3
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