Équations équilibrées la veille |
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O(water)
Cr{+3} + Na2O2 = CrO4{-} + Na{+} =>
Cr{+3} + 2 Na2O2 = CrO4{-} + 4 Na{+}
Co(NO3)2*6H2O + Fe(NO3)3*9H2O + NH2CH2COOH = CoFe2O3 + CO2 + H2O + N2 =>
3 Co(NO3)2*6H2O + 6 Fe(NO3)3*9H2O + 14 NH2CH2COOH = 3 CoFe2O3 + 28 CO2 + 107 H2O + 19 N2
Pb(NO3)2 + (NH4)2 + CO3 = (Pb)2CO3 + NH4NO3 =>
2 Pb(NO3)2 + 2(NH4)2 + CO3 = (Pb)2CO3 + 4 NH4NO3
C6H5C2H3 + KMnO4 + H2O = C6H5COOH + MnO2 + KOH =>
21 C6H5C2H3 + 40 KMnO4 + 8 H2O = 24 C6H5COOH + 40 MnO2 + 40 KOH
NaOH + Ti + O2 = Na2TiO3 + H2O =>
2 NaOH + Ti + O2 = Na2TiO3 + H2O
Yb(NO3)3(H2O)5 + SiO(NO3)2 + C19H42BrN = Yb2Si2O7 + CO2 + H2O + N2 + Br2 =>
236 Yb(NO3)3(H2O)5 + 236 SiO(NO3)2 + 50 C19H42BrN = 118 Yb2Si2O7 + 950 CO2 + 2230 H2O + 615 N2 + 25 Br2
TiO2 + H2O + FeSO4 = FeTiO3 + H2SO4 =>
TiO2 + H2O + FeSO4 = FeTiO3 + H2SO4
Pb(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Pb(OH)2 =>
Pb(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Pb(OH)2
H2O + C9H8O4 = C8H6O4 + C2H6O2 =>
14 H2O + 10 C9H8O4 = 9 C8H6O4 + 9 C2H6O2
NaBr + AgNO3 = NaNO3 + Ag + Br =>
NaBr + AgNO3 = NaNO3 + Ag + Br
Ca(ClO4)2(aq) + Na2CO3(aq) = CaCO3(aq) + NaClO4 =>
Ca(ClO4)2(aq) + Na2CO3(aq) = CaCO3(aq) + 2 NaClO4
C4H9I + NH3 = C4H9NH3 + I2 =>
2 C4H9I + 2 NH3 = 2 C4H9NH3 + I2
C3H8O + KMnO4 + H2SO4 = C3O2H6 + Mn2(SO4)3 + K2SO4 + H2O =>
2 C3H8O + 2 KMnO4 + 4 H2SO4 = 2 C3O2H6 + Mn2(SO4)3 + K2SO4 + 6 H2O
Pb(No3)2 + Mg = Pb + Mg(No3)2 =>
Pb(No3)2 + Mg = Pb + Mg(No3)2
KMn2O4 + AlI3 + H2SO4 = MnSO4 + K2SO4 + Al2(SO4)3 + I2 + H2O =>
2 KMn2O4 + 2 AlI3 + 8 H2SO4 = 4 MnSO4 + K2SO4 + Al2(SO4)3 + 3 I2 + 8 H2O
BiBr3 + HCl = BiCl3 + HBr =>
BiBr3 + 3 HCl = BiCl3 + 3 HBr
C8O2H8 + HNO3 = C8H7NO4 + H2O =>
C8O2H8 + HNO3 = C8H7NO4 + H2O
BaCO3 + H2SO4 = BaSO4 + H2O + CO2 =>
BaCO3 + H2SO4 = BaSO4 + H2O + CO2
CaCl2(aq) + K2CO3(aq) = Ca(CO3) + KCl =>
CaCl2(aq) + K2CO3(aq) = Ca(CO3) + 2 KCl
K(OH) + CrI3 + Cl2 = K2Cr2O7 + KIO4 + KCl + H2O =>
62 K(OH) + 2 CrI3 + 27 Cl2 = K2Cr2O7 + 6 KIO4 + 54 KCl + 31 H2O
Na2O + NO2 = Na + NO3 =>
Na2O + NO2 = 2 Na + NO3
Zn + HNO3 = NO + Zn(NO3)4 + H2O =>
3 Zn + 16 HNO3 = 4 NO + 3 Zn(NO3)4 + 8 H2O
CrF2 + Al2(SO4)3 = AlF3 + Cr(SO4) =>
3 CrF2 + Al2(SO4)3 = 2 AlF3 + 3 Cr(SO4)
K2(CO3) + Y(SO3) = K2(SO3) + Y2(CO3)2 =>
2 K2(CO3) + 2 Y(SO3) = 2 K2(SO3) + Y2(CO3)2
Fe3C + CO2 = Fe3O4 + CO =>
Fe3C + 5 CO2 = Fe3O4 + 6 CO
BaCl2 + Mg2SO = Ba2SO + MgCl2 =>
2 BaCl2 + Mg2SO = Ba2SO + 2 MgCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
KMnO4 + CH2CH2 + H2SO4 + H2O = CH2OHCH2OH + MnSO4 + K2SO4 =>
2 KMnO4 + 5 CH2CH2 + 3 H2SO4 + 2 H2O = 5 CH2OHCH2OH + 2 MnSO4 + K2SO4
NaCl + Pb(CH3CO2) = Na(CH3CO2) + PbCl =>
NaCl + Pb(CH3CO2) = Na(CH3CO2) + PbCl
SO2 + Pb(NO3)2 = PbS + NO2 + O2 =>
SO2 + Pb(NO3)2 = PbS + 2 NO2 + 2 O2
Fe(NO3)3 + NH4OH = (Fe(NH3)6)(OH)3 + NO2 + H2O =>
7 Fe(NO3)3 + 45 NH4OH = 7(Fe(NH3)6)(OH)3 + 24 NO2 + 39 H2O
Zn + Ni(CH3COO)2 = Zn(CH3COO)2 + Ni =>
Zn + Ni(CH3COO)2 = Zn(CH3COO)2 + Ni
LiO2 + C + Li = Li2CO3 =>
3 LiO2 + 2 C + Li = 2 Li2CO3
HCa4 + N = NCa + H =>
HCa4 + 4 N = 4 NCa + H
ZnSO4 + CaCl2 = ZnCl2 + CaSO4 =>
ZnSO4 + CaCl2 = ZnCl2 + CaSO4
Cu + Ag(CH3COO) = Ag + Cu(CH3COO)2 =>
Cu + 2 Ag(CH3COO) = 2 Ag + Cu(CH3COO)2
Mg(NO3)2 + H2SO4 = MgSO4 + HNO3 =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 HNO3
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO =>
2 Na2SO3 + H2SO4 = 2 Na2SO4 + H2O + SO
FeS + H{+} = Fe{2} + H2S =>
FeS + 2 H{+} = Fe{2} + H2S
H2SX4 + NaXH = Na2SX4 + H2X =>
H2SX4 + 2 NaXH = Na2SX4 + 2 H2X
CrCl3 + NH4OH + NH4Cl = [Cr(H2O)2(NH3)4]Cl3 + HCl =>
CrCl3 + 2 NH4OH + 2 NH4Cl = [Cr(H2O)2(NH3)4]Cl3 + 2 HCl
SiH4(s) + NH3(g) = Si3N4 + H2 =>
3 SiH4(s) + 4 NH3(g) = Si3N4 + 12 H2
NaBr + KMnO4 = Na2O + Br2 + K2O + MnO =>
10 NaBr + 2 KMnO4 = 5 Na2O + 5 Br2 + K2O + 2 MnO
CaNO3(aq) + RbP(aq) = RbNO3 + CaP =>
CaNO3(aq) + RbP(aq) = RbNO3 + CaP
K3PO4 + Ag = Ag3PO4 + K =>
K3PO4 + 3 Ag = Ag3PO4 + 3 K
Ca(k) + O2(d) = CaO(k) =>
2 Ca(k) + O2(d) = 2 CaO(k)
Si + NaOH = SiOH + Na =>
Si + NaOH = SiOH + Na
Ca2Ca + H2O = Ca2H3 + Ca(OH)2 =>
7 Ca2Ca + 18 H2O = 6 Ca2H3 + 9 Ca(OH)2
Ca(OH)2(aq) + H3PO4(aq) = H3(OH)2(aq) + CaPO4(aq) =>
Ca(OH)2(aq) + H3PO4(aq) = H3(OH)2(aq) + CaPO4(aq)
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