Équations équilibrées la veille |
FeSO4 + CaCl2 = FeCl2 + CaSO4
K2Ar2O7 + Na2C2O4 + H2SO4 = K2SO4 + Ar2S3O12 + Na2SO4 + H2O + CO2 =>
K2Ar2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + Ar2S3O12 + 3 Na2SO4 + 7 H2O + 6 CO2
(NH4)2SiO3 + NaOH = NH3 + H2O + Na2O3Si =>
(NH4)2SiO3 + 2 NaOH = 2 NH3 + 2 H2O + Na2O3Si
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu(s) + S(s) = CuS2(s) =>
Cu(s) + 2 S(s) = CuS2(s)
AgCl + NH4OH = NH4Ag + ClOH =>
AgCl + NH4OH = NH4Ag + ClOH
NaCN + Cu(NO3)2 = NaNO3 + Cu(CN)2 =>
2 NaCN + Cu(NO3)2 = 2 NaNO3 + Cu(CN)2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Mg + HNO3(nonconc) = Mg(NO3)2 + H2 =>
Mg + 2 HNO3(nonconc) = Mg(NO3)2 + H2
NaOH + KBr = KOH + NaBr =>
NaOH + KBr = KOH + NaBr
B = B2 =>
2 B = B2
Pb(ClO2)4 + Zn(SO4) = Pb(SO4)2 + Zn(ClO2)2 =>
Pb(ClO2)4 + 2 Zn(SO4) = Pb(SO4)2 + 2 Zn(ClO2)2
Na2B4O7*10H2O + HCl = NaCl + NaHB4O7*10H2O =>
Na2B4O7*10H2O + HCl = NaCl + NaHB4O7*10H2O
B = B2 =>
2 B = B2
Ti + HNO3 + HCl = TiCl3 + NO + H2O =>
Ti + HNO3 + 3 HCl = TiCl3 + NO + 2 H2O
I2 + MnO2 + HCl = HIO3 + MnCl2 + H2O =>
I2 + 5 MnO2 + 10 HCl = 2 HIO3 + 5 MnCl2 + 4 H2O
CaHCO3 + CH3OOH = H2O + CO2 + Ca =>
4 CaHCO3 + CH3OOH = 4 H2O + 5 CO2 + 4 Ca
B = B2 =>
2 B = B2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Ca + HCl = Ca(HCl) =>
Ca + HCl = Ca(HCl)
ZnO + LiOH = Zn(OH)2 + Li2O =>
ZnO + 2 LiOH = Zn(OH)2 + Li2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Fe(OH)3 + HNO3 = FeNO3 + H(OH)3 =>
Fe(OH)3 + HNO3 = FeNO3 + H(OH)3
NaF + H2O = NaFH2O =>
NaF + H2O = NaFH2O
BrO{-} + HCl = HBrO + Cl{-} =>
BrO{-} + HCl = HBrO + Cl{-}
C7H5NaO3 + HCl = C7H4O2NaCl + H2O =>
C7H5NaO3 + HCl = C7H4O2NaCl + H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
C6H12O6 + O2 = C6H8O7H2O + H2O =>
2 C6H12O6 + 3 O2 = 2 C6H8O7H2O + 2 H2O
C6H5COOH + Cl2 = C6H5COOCl + HCl =>
C6H5COOH + Cl2 = C6H5COOCl + HCl
Ca + O2 = CaO = = =>
2 Ca + O2 = 2 CaO
FeO + SiO2 = FeSiO3 =>
FeO + SiO2 = FeSiO3
CH3OH + KOH = CH3KO + H2O =>
CH3OH + KOH = CH3KO + H2O
CaCl2 + H2O = Ca(OH)2 + HCl =>
CaCl2 + 2 H2O = Ca(OH)2 + 2 HCl
FeS + NaOH = NaS + FeOH =>
FeS + NaOH = NaS + FeOH
Cu(OH)2 + CH3CO2H = Cu(CH3CO2)2 + H2O =>
Cu(OH)2 + 2 CH3CO2H = Cu(CH3CO2)2 + 2 H2O
CH3COOTl + SnI4 = Sn(CH3COO)4 + TlI =>
4 CH3COOTl + SnI4 = Sn(CH3COO)4 + 4 TlI
AgNO + NaCl = AgCl + NaNO =>
AgNO + NaCl = AgCl + NaNO
Fe2 + N3 = FeN =>
3 Fe2 + 2 N3 = 6 FeN
AgC2H3O2 + BaCl2 = AgCl + Ba(C2H3O2)2 =>
2 AgC2H3O2 + BaCl2 = 2 AgCl + Ba(C2H3O2)2
C6H8O7 + KNO3 = CO2 + N2 + H2O + K2CO3 =>
5 C6H8O7 + 18 KNO3 = 21 CO2 + 9 N2 + 20 H2O + 9 K2CO3
Ca(No3)2 + AgCl = CaCl2 + AgNo3 =>
Ca(No3)2 + 2 AgCl = CaCl2 + 2 AgNo3
C2H4O2 + NaOH = C2H3NaO2 + H2O =>
C2H4O2 + NaOH = C2H3NaO2 + H2O
FeS + HNO3 = Fe2(SO4)3 + Fe(NO3)3 + NO + H2O =>
3 FeS + 12 HNO3 = Fe2(SO4)3 + Fe(NO3)3 + 9 NO + 6 H2O
B = B2 =>
2 B = B2
Ti + HNO3 + HCl = TiCl3 + NO + H2O =>
Ti + HNO3 + 3 HCl = TiCl3 + NO + 2 H2O
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