Équations équilibrées la veille |
CaCO3 + H2O + CO2 = Ca(HCO3)2
KMnO4 + NaOH + Zn = MnO4 + Zn(OH)4 + NaK =>
4 KMnO4 + 4 NaOH + Zn = 4 MnO4 + Zn(OH)4 + 4 NaK
C15H30 + O2 = CO2 + H2O =>
2 C15H30 + 45 O2 = 30 CO2 + 30 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C6H5CHClCH3 + KOH = C6H5CHCH2 + KCl + H2O =>
C6H5CHClCH3 + KOH = C6H5CHCH2 + KCl + H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Ca(OH)2(aq)Mg(HCO3)2(aq) = Mg(OH)2(s)Ca(HCO3)2(aq) =>
Ca(OH)2(aq)Mg(HCO3)2(aq) = Mg(OH)2(s)Ca(HCO3)2(aq)
Ca(HCOO)2 + O2 = CO2 + H2O + Ca =>
2 Ca(HCOO)2 + O2 = 4 CO2 + 2 H2O + 2 Ca
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
KNO3 + HBr = KBr + HNO3 =>
KNO3 + HBr = KBr + HNO3
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH3 + HCl =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 4 NH3 + 2 HCl
Fe + [Fe(CN)6] + K = KFe[Fe(CN)6] =>
Fe + [Fe(CN)6] + K = KFe[Fe(CN)6]
AgNO3 + ZnSO4 = AgSO4 + Zn(NO3) =>
AgNO3 + ZnSO4 = AgSO4 + Zn(NO3)
CH3CHO + O3 = CO2 + H2O =>
3 CH3CHO + 5 O3 = 6 CO2 + 6 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C16H17N3O + C4H11N = C20H25N3O + NH3 =>
C16H17N3O + C4H11N = C20H25N3O + NH3
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O =>
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O
HCO3{-} + C6H8O7 = H2O + CO2 + C6H5O7{-} =>
9 HCO3{-} + 8 C6H8O7 = 14 H2O + 3 CO2 + 9 C6H5O7{-}
Pb(ClO4)2 + NaCN = Pb(CN)2 + NaClO4 =>
Pb(ClO4)2 + 2 NaCN = Pb(CN)2 + 2 NaClO4
Br2 + Sb2O3 + KOH = KBr + KSbO3 + H2O =>
2 Br2 + Sb2O3 + 6 KOH = 4 KBr + 2 KSbO3 + 3 H2O
Cl2(l) + NaI(aq) = NaCl(aq) + I2(s) =>
Cl2(l) + 2 NaI(aq) = 2 NaCl(aq) + I2(s)
C + H2O + H = C2H5OH =>
2 C + H2O + 4 H = C2H5OH
Ni + NH3 = Ni(NH3) =>
Ni + NH3 = Ni(NH3)
C14H10O4 + H202 = C6H50H + CO2 =>
101 C14H10O4 + 46 H202 = 202 C6H50H + 202 CO2
HBrO + Al2O3 = Al(BrO)3 + H2O =>
6 HBrO + Al2O3 = 2 Al(BrO)3 + 3 H2O
C4H2 + OH9OH = C4H9OH + H2O =>
C4H2 + OH9OH = C4H9OH + H2O
NH(OH)4 + H2SO4 = NH(SO4)2 + H2O =>
NH(OH)4 + 2 H2SO4 = NH(SO4)2 + 4 H2O
NaCH3COO + H2SO4 = CH3COOH + NaHSO4 =>
NaCH3COO + H2SO4 = CH3COOH + NaHSO4
Pb(NO3)2(aq) + HCl(aq) = PbCl2(s) + HNO3 =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNO3
HSiCl3 + H2O = H10Si11O16 + HCl =>
11 HSiCl3 + 16 H2O = H10Si11O16 + 33 HCl
C6H5COONa + HCl = C6H5COOH + NaCl =>
C6H5COONa + HCl = C6H5COOH + NaCl
SnO2 + HClO3 = H2O + Sn(ClO3)4 =>
SnO2 + 4 HClO3 = 2 H2O + Sn(ClO3)4
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
K[Al(OH)4] + HCl = AlCl3 + KOH + H2O =>
K[Al(OH)4] + 3 HCl = AlCl3 + KOH + 3 H2O
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
Al(s) + NH4ClO4(s) = NO(g) + Al2O3(s) + AlCl3(s) + H2O(l) =>
3 Al(s) + 3 NH4ClO4(s) = 3 NO(g) + Al2O3(s) + AlCl3(s) + 6 H2O(l)
CaH2 + KClO3 = Ca(OH)2 + KCl =>
3 CaH2 + 2 KClO3 = 3 Ca(OH)2 + 2 KCl
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
Cu(OH)2 + H4SiO4 = CuSiO4 + H4(HO)2 =>
Cu(OH)2 + H4SiO4 = CuSiO4 + H4(HO)2
Hg2(NO3)2 + KCl = K(NO3) + Hg2Cl2 =>
Hg2(NO3)2 + 2 KCl = 2 K(NO3) + Hg2Cl2
Na2B4O7(aq) + H2O(l) = NaB(OH)4(aq) + B(OH)3(aq) =>
Na2B4O7(aq) + 7 H2O(l) = 2 NaB(OH)4(aq) + 2 B(OH)3(aq)
CaO + NaOH = Ca(OH)NaO =>
CaO + NaOH = Ca(OH)NaO
COS + O2 = CO2 + S2O =>
4 COS + 3 O2 = 4 CO2 + 2 S2O
Cl2 + KBr(aq) = KCl(aq) + Br2 =>
Cl2 + 2 KBr(aq) = 2 KCl(aq) + Br2
Cu(SO4) + Cl2Ba = Ba(SO4) + Cl2Cu =>
Cu(SO4) + Cl2Ba = Ba(SO4) + Cl2Cu
Al2O3 + NaCl + H2O = AlCl3 + NaOH =>
Al2O3 + 6 NaCl + 3 H2O = 2 AlCl3 + 6 NaOH
FeCl3 + H2PtCl6 = Fe2[PtCl6]3 + HCl =>
2 FeCl3 + 3 H2PtCl6 = Fe2[PtCl6]3 + 6 HCl
Br + P = PBr =>
Br + P = PBr
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