Équations équilibrées la veille |
CuO + 2 CH2COOH = Cu(CH2COO)2 + H2O
CH3CH2Br + AlBr3 = AlBr4 + CH3CH2 =>
CH3CH2Br + AlBr3 = AlBr4 + CH3CH2
MnCl2 + HOH = MnOHCl + HCl =>
MnCl2 + HOH = MnOHCl + HCl
Pr + O = Pr2O3 =>
2 Pr + 3 O = Pr2O3
K2CO3 + FeCl3 + H2O = FeO(OH) + KCl + CO2 =>
3 K2CO3 + 2 FeCl3 + H2O = 2 FeO(OH) + 6 KCl + 3 CO2
C9H10NO2H + HCl = C9H10NO + Cl + H2O =>
C9H10NO2H + HCl = C9H10NO + Cl + H2O
KOH(s) + SO2(g) = KHSO3(s) =>
KOH(s) + SO2(g) = KHSO3(s)
H2SO4 + Fe(SO4) + KMnO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
8 H2SO4 + 10 Fe(SO4) + 2 KMnO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Fe3 + H2O = Fe(OH)2 + H2 =>
Fe3 + 6 H2O = 3 Fe(OH)2 + 3 H2
C7H5N3O6 = CO + H2 + N2 + C =>
2 C7H5N3O6 = 12 CO + 5 H2 + 3 N2 + 2 C
CH3COOH + MgCO3 = Mg(CH3COOH)2 + CO2 + H2O =>
9 CH3COOH + 4 MgCO3 = 4 Mg(CH3COOH)2 + 6 CO2 + 2 H2O
FeSO4H2O = FeOH2SO4 =>
FeSO4H2O = FeOH2SO4
NH4OH + H = NH4 + H2O =>
NH4OH + H = NH4 + H2O
MgO(s) + H2O(l) = Mg(OH)2(s) =>
MgO(s) + H2O(l) = Mg(OH)2(s)
Au + NH3 = AuNH3 =>
Au + NH3 = AuNH3
C3H4O + NH3 + O2 = C3H3N + H2O =>
2 C3H4O + 2 NH3 + O2 = 2 C3H3N + 4 H2O
MgO + H2SO4(aq) = MgSO4(aq) + H2O(l) =>
MgO + H2SO4(aq) = MgSO4(aq) + H2O(l)
C6H5COH + Ag(NH3)OH = Ag + C6H5CO2NH4 + NH3 + H2O =>
C6H5COH + 2 Ag(NH3)OH = 2 Ag + C6H5CO2NH4 + NH3 + H2O
NH4OH + HNO3 = NH4(NO3) + H2O =>
NH4OH + HNO3 = NH4(NO3) + H2O
C12H2O11 + H2O2 = CO2 + H2O =>
C12H2O11 + 14 H2O2 = 12 CO2 + 15 H2O
HClO3 + Sr(OH)2 = Sr(OH)ClO3 + H2O =>
HClO3 + Sr(OH)2 = Sr(OH)ClO3 + H2O
Na2CO3 + AgNO2 = Ag2CO3 + Na2(NO2)2 =>
Na2CO3 + 2 AgNO2 = Ag2CO3 + Na2(NO2)2
KI + Na3[Co(NO2)6] = K3[Co(NO2)6] + NaI =>
3 KI + Na3[Co(NO2)6] = K3[Co(NO2)6] + 3 NaI
Al(NO3)3(aq) + AgNO3(aq) = Al(NO3)(s) + Ag(NO3)3(aq) =>
Al(NO3)3(aq) + AgNO3(aq) = Al(NO3)(s) + Ag(NO3)3(aq)
NH3SO4 + BaCl2 = Ba(SO4)2 + NH3Cl =>
2 NH3SO4 + BaCl2 = Ba(SO4)2 + 2 NH3Cl
KAl(SO4)2 + NaOH = KNaSO4 + Na2SO4 + Al(OH)3 =>
KAl(SO4)2 + 3 NaOH = KNaSO4 + Na2SO4 + Al(OH)3
Ca[OH]2 + Na2SO4 = CaSO4 + NaOH =>
Ca[OH]2 + Na2SO4 = CaSO4 + 2 NaOH
Cu(HS)2 + Cu(OH)2 = CuS + H2O =>
Cu(HS)2 + Cu(OH)2 = 2 CuS + 2 H2O
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO3)3 + H2O =>
2 K2Cr2O7 + 3 H2S + 5 H2SO4 = 2 K2SO4 + 2 Cr2(SO3)3 + 8 H2O
CHCHCH2Br + CuCN = CHCHCH2CN + CuBr =>
CHCHCH2Br + CuCN = CHCHCH2CN + CuBr
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K3Co(NO2)6 + MnO4{-} + H{+} = K{+} + Co{2+} + Mn{2+} + NO3{-} + H2O =>
5 K3Co(NO2)6 + 11 MnO4{-} + 28 H{+} = 15 K{+} + 5 Co{2+} + 11 Mn{2+} + 30 NO3{-} + 14 H2O
Br2 + Cl2 = Br2Cl2 =>
Br2 + Cl2 = Br2Cl2
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
CaCO3(s) + H3PO4(aq) = Ca3(PO4)2(aq) + CO2(g) + H2O(l) =>
3 CaCO3(s) + 2 H3PO4(aq) = Ca3(PO4)2(aq) + 3 CO2(g) + 3 H2O(l)
Ce{4+}(aq) + Hg2{2+}(aq) = Ce{3+}(l) + Hg{2+}(aq) =>
2 Ce{4+}(aq) + Hg2{2+}(aq) = 2 Ce{3+}(l) + 2 Hg{2+}(aq)
BaCO3 + Zn = ZnCO3 + Ba =>
BaCO3 + Zn = ZnCO3 + Ba
C + Ag = C2Ag2 =>
2 C + 2 Ag = C2Ag2
AlBr + KS = KBr + AlS =>
AlBr + KS = KBr + AlS
SiO2 = O + Si =>
SiO2 = 2 O + Si
Ba(NO3)2 + Na3(PO4) = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3(PO4) = Ba3(PO4)2 + 6 NaNO3
Na(k) + H2O(s) = NaOH(aq) + H2(d) =>
2 Na(k) + 2 H2O(s) = 2 NaOH(aq) + H2(d)
Zn(No3)2 + Fe = Zn + Fe(No3)2 =>
Zn(No3)2 + Fe = Zn + Fe(No3)2
H2SO3 + NaOH = H2ONaHSO3 =>
H2SO3 + NaOH = H2ONaHSO3
Mn3(PO3)2 + KCl = K3(PO3) + MnCl2 =>
Mn3(PO3)2 + 6 KCl = 2 K3(PO3) + 3 MnCl2
Na3PO4 + Pb(CN)4 = NaCN + Pb3(PO4)4 =>
4 Na3PO4 + 3 Pb(CN)4 = 12 NaCN + Pb3(PO4)4
NaCl(s) + H2SO4(s) = HCl(g) + Na2SO4(s) =>
2 NaCl(s) + H2SO4(s) = 2 HCl(g) + Na2SO4(s)
CuSO4 + CO2 = CuCO3 + SO3 =>
CuSO4 + CO2 = CuCO3 + SO3
Co + ZnCl2 = CoCl2 + Zn =>
Co + ZnCl2 = CoCl2 + Zn
C5H11OH = C4H9CHO + H2 =>
C5H11OH = C4H9CHO + H2
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