Équations équilibrées la veille |
57 NaHCO3 + 18 H3C6H6O7 = 51 CO2 + 62 H2O + 19 Na3C6H5O7
C + O2 = CO =>
2 C + O2 = 2 CO
Zn + CaCO3 = ZnO + CaO + CO =>
Zn + CaCO3 = ZnO + CaO + CO
C8H11N + HCHO = C8H11NC + H2O =>
C8H11N + HCHO = C8H11NC + H2O
Pb(NO3)2(s) = PbO(s) + N2(g) + O2(g) =>
2 Pb(NO3)2(s) = 2 PbO(s) + 2 N2(g) + 5 O2(g)
Na2CO3*10H2O = Na2CO3 + H2O =>
Na2CO3*10H2O = Na2CO3 + 10 H2O
Al(NO3)3 + Li2SO4 = Al2(SO4)3 + LiNO3 =>
2 Al(NO3)3 + 3 Li2SO4 = Al2(SO4)3 + 6 LiNO3
C8H16 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + C8H12O4 =>
5 C8H16 + 12 KMnO4 + 18 H2SO4 = 12 MnSO4 + 6 K2SO4 + 28 H2O + 5 C8H12O4
HNO3(aq) + NH4Cl(aq) = HCl + NH4NO3 =>
HNO3(aq) + NH4Cl(aq) = HCl + NH4NO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
KNO3 + H2SO4 = HNO3 + KHSO4 =>
KNO3 + H2SO4 = HNO3 + KHSO4
HfO2 + H2O = Hf(OH)4 =>
HfO2 + 2 H2O = Hf(OH)4
ZnSO4 + NaOH = Na2SO4 + Zn(OH)2 =>
ZnSO4 + 2 NaOH = Na2SO4 + Zn(OH)2
NaNO3 + KBr + CH3COOH = Br2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO3 + 6 KBr + 8 CH3COOH = 3 Br2 + 2 NO + 2 CH3COONa + 6 CH3COOK + 4 H2O
C21H30O2 + CO2 = C22H30O4 =>
C21H30O2 + CO2 = C22H30O4
Sr(s) + O2(g) = SrO(s) =>
2 Sr(s) + O2(g) = 2 SrO(s)
K1 + O2 = K2O =>
4 K1 + O2 = 2 K2O
K1 + O2 = K2O1 =>
4 K1 + O2 = 2 K2O1
CuINa2S2O3 = Na2ICuS2O3 =>
CuINa2S2O3 = Na2ICuS2O3
Ag(CH3COO)2 + ZnSO4 = AgSO4 + Zn(CH3COO)2 =>
Ag(CH3COO)2 + ZnSO4 = AgSO4 + Zn(CH3COO)2
Ni2(SO4)3 + AlCl3 = Al2(SO4)3 + NiCl3 =>
Ni2(SO4)3 + 2 AlCl3 = Al2(SO4)3 + 2 NiCl3
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + NaCl(aq) =>
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(aq)
K1 + O2 = KO2 =>
K1 + O2 = KO2
Co + Cl2 + KOH = Co(OH) + KCl =>
2 Co + Cl2 + 2 KOH = 2 Co(OH) + 2 KCl
Fe(s) + H2O(l) = Fe2O3(s) + H2(g) =>
2 Fe(s) + 3 H2O(l) = Fe2O3(s) + 3 H2(g)
C2H6O2 + NaClO3 = H2O + CO2 + NaCl =>
3 C2H6O2 + 5 NaClO3 = 9 H2O + 6 CO2 + 5 NaCl
NaOH(aq) + CaSO4(s) = Na2SO4(aq) + Ca(OH)2(s) =>
2 NaOH(aq) + CaSO4(s) = Na2SO4(aq) + Ca(OH)2(s)
Mn2O7 + C2H5OH = MnO2 + H2O + CH3CHO =>
Mn2O7 + 3 C2H5OH = 2 MnO2 + 3 H2O + 3 CH3CHO
Y(NO3)3 + CO(NH2)2 = Y2O3 + N2 + CO2 + H2O =>
2 Y(NO3)3 + 5 CO(NH2)2 = Y2O3 + 8 N2 + 5 CO2 + 10 H2O
Hg2(ClO3)2 + CaBr2 = HgBr + Ca(ClO3)2 =>
Hg2(ClO3)2 + CaBr2 = 2 HgBr + Ca(ClO3)2
K1 + O2 = K1O2 =>
K1 + O2 = K1O2
KAl(SO4)2*H2O = KAl(SO4)2 + H2O =>
KAl(SO4)2*H2O = KAl(SO4)2 + H2O
Na + Te = NaTe =>
Na + Te = NaTe
CO2 + S3 = CS2 + SO2 =>
CO2 + S3 = CS2 + SO2
UO3 + Al = U + Al2O3 =>
UO3 + 2 Al = U + Al2O3
CoCl2 + KOH = (CoCl2)KOH =>
CoCl2 + KOH = (CoCl2)KOH
FeCl3 + MgSO4 = Fe2(SO4)3 + MgCl2 =>
2 FeCl3 + 3 MgSO4 = Fe2(SO4)3 + 3 MgCl2
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2 =>
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2
Sr{2+} + F{-} = SrF2 =>
Sr{2+} + 2 F{-} = SrF2
NaIO3 + SO2 + H2O = I + NaHSO3 + H2SO4 =>
2 NaIO3 + 7 SO2 + 6 H2O = 2 I + 2 NaHSO3 + 5 H2SO4
Mg(s) + HCl(ag) = MgCl2 + H2 =>
Mg(s) + 2 HCl(ag) = MgCl2 + H2
Pb + NO2 = Pb(NO2)2 =>
Pb + 2 NO2 = Pb(NO2)2
Na[Al(OH)4] + CO2 = Na2CO3 + Al2(CO3)3 + H2O =>
2 Na[Al(OH)4] + 4 CO2 = Na2CO3 + Al2(CO3)3 + 4 H2O
Pd(NO3)2 = Pd + N2 + O2 =>
Pd(NO3)2 = Pd + N2 + 3 O2
H3PO4 + LiHCO3 = H2O + LiC + PO4 =>
5 H3PO4 + 3 LiHCO3 = 9 H2O + 3 LiC + 5 PO4
CuCO3*Cu(OH)2(s) + HNO3 = Cu(NO3)2 + H2O + CO2 =>
CuCO3*Cu(OH)2(s) + 4 HNO3 = 2 Cu(NO3)2 + 3 H2O + CO2
CuN2O6 + K3N = Cu3N2 + KNO3 =>
3 CuN2O6 + 2 K3N = Cu3N2 + 6 KNO3
Pb(NO3)2 + FeCl3 = PbCl2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeCl3 = 3 PbCl2 + 2 Fe(NO3)3
Mg + SIO2 = MgO + Mg2SI =>
4 Mg + SIO2 = 2 MgO + Mg2SI
NaCO3 + NaH = Na + CO3H =>
NaCO3 + NaH = 2 Na + CO3H
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