Équations équilibrées la veille |
2 S2O + 5 O2 = 4 SO3
NaHCO3 + CaH4P2O8 = CO2 + H2O + CaHPO4 + Na2HPO4 =>
2 NaHCO3 + CaH4P2O8 = 2 CO2 + 2 H2O + CaHPO4 + Na2HPO4
PB(OH)2 + HCl = PBCl2 + H2O =>
PB(OH)2 + 2 HCl = PBCl2 + 2 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
SnO + NF3 = SnF2 + N2O3 =>
3 SnO + 2 NF3 = 3 SnF2 + N2O3
(NH4)2S + FeCl = (NH4)2Cl + FeS =>
(NH4)2S + FeCl = (NH4)2Cl + FeS
SO2 + Na2OH = H2S + NaO =>
SO2 + 2 Na2OH = H2S + 4 NaO
F2 + H2O = H3O{+} + F{-} + O2 =>
2 F2 + 6 H2O = 4 H3O{+} + 4 F{-} + O2
CaBr2 + AgNO3 = AgBr + Ca[NO3]2 =>
CaBr2 + 2 AgNO3 = 2 AgBr + Ca[NO3]2
SO3{2-} + H2O = SO4{2-} + H2 =>
SO3{2-} + H2O = SO4{2-} + H2
FeCl3 + KNO3 + NaOH = Na2FeO4 + NaCl + KNO2 + H2O =>
2 FeCl3 + 3 KNO3 + 10 NaOH = 2 Na2FeO4 + 6 NaCl + 3 KNO2 + 5 H2O
Cu + NaNO3 + H2SO4 = CuSO4 + H2O + NaNO2 =>
Cu + NaNO3 + H2SO4 = CuSO4 + H2O + NaNO2
Ag + Ba = BaAg2 =>
2 Ag + Ba = BaAg2
C8H16Cr2O10H2O + H6N2O4S = CrSO4(N2H4)2H2SO4 + C + H2O =>
C8H16Cr2O10H2O + 4 H6N2O4S = 2 CrSO4(N2H4)2H2SO4 + 8 C + 11 H2O
H2CO + Na(OH) = HCOONa + CH3OH =>
2 H2CO + Na(OH) = HCOONa + CH3OH
NaCO + HCl = NaHCl + CO =>
NaCO + HCl = NaHCl + CO
NH4HCl = NH4 + HCl =>
NH4HCl = NH4 + HCl
Cu2NO3 + KOH = KNO3 + Cu2HO =>
Cu2NO3 + KOH = KNO3 + Cu2HO
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + LiCl(aq) =>
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 LiCl(aq)
Fe(NO3)2 + HCl = FeCl2 + H(NO3) =>
Fe(NO3)2 + 2 HCl = FeCl2 + 2 H(NO3)
As(OH)3 + Zn + HCl = As + ZnCl2 + H2O =>
2 As(OH)3 + 3 Zn + 6 HCl = 2 As + 3 ZnCl2 + 6 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Al2O3(s) + H(aq) = Al2O2(aq) + OH =>
Al2O3(s) + H(aq) = Al2O2(aq) + OH
(CH3)2CHNH2 + HCl = (CH3)2CHCl{-} + NH3{+} =>
(CH3)2CHNH2 + HCl = (CH3)2CHCl{-} + NH3{+}
Al + O3 + H2O = Al(OH)3 =>
2 Al + O3 + 3 H2O = 2 Al(OH)3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH4(g) + Br2(g) = CH3Br(g) + HBr(g) =>
CH4(g) + Br2(g) = CH3Br(g) + HBr(g)
KMnO4 + Ag + HCl = MnCl2 + AgCl + H2O + KCl =>
KMnO4 + 5 Ag + 8 HCl = MnCl2 + 5 AgCl + 4 H2O + KCl
H + O = H2O6 =>
2 H + 6 O = H2O6
CaCO3 + Na2C2O4 = Na2CO3 + CaC2O4 =>
CaCO3 + Na2C2O4 = Na2CO3 + CaC2O4
Cu(NO3)2 + H2SO4 = CuSO4 + NO3 + H =>
Cu(NO3)2 + H2SO4 = CuSO4 + 2 NO3 + 2 H
(NH4)2CO3 + CuF = Cu2CO3 + NH4F =>
(NH4)2CO3 + 2 CuF = Cu2CO3 + 2 NH4F
[Cu(H20)6] + NH4Cl + H2O2 = [CuCl4] + H2O + NH3 =>
[Cu(H20)6] + 4 NH4Cl + 62 H2O2 = [CuCl4] + 124 H2O + 4 NH3
MgCl2 + C(NH4)4 = Mg4C2 + NH4Cl =>
4 MgCl2 + 2 C(NH4)4 = Mg4C2 + 8 NH4Cl
H + Cl4 = HCl5 =>
4 H + 5 Cl4 = 4 HCl5
HCO3 + C6H8O7 = H2CO3 + CO2 =>
18 HCO3 + C6H8O7 = 13 H2CO3 + 11 CO2
Fe + Pb(OAc) = FeOAc + Pb =>
Fe + Pb(OAc) = FeOAc + Pb
Mg2{+} + Mg{2-} = Mg =>
2 Mg2{+} + Mg{2-} = 5 Mg
Fe(NO3)2 + Al2(CO3)3 = Al(NO3)3 + FeCO3 =>
3 Fe(NO3)2 + Al2(CO3)3 = 2 Al(NO3)3 + 3 FeCO3
Cr + K + O = Cr2(KO)2 =>
2 Cr + 2 K + 2 O = Cr2(KO)2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Cu + CO3 = CuCO3 =>
Cu + CO3 = CuCO3
I2Pt + H2O2 = HI + PtO2 =>
I2Pt + H2O2 = 2 HI + PtO2
Na2SO3(s)H2SO4(aq) = Na2SO4(aq)H2SO3(aq) =>
Na2SO3(s)H2SO4(aq) = Na2SO4(aq)H2SO3(aq)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
NaO4 + H3PO4 = NaPO8H3 =>
NaO4 + H3PO4 = NaPO8H3
Ba(OH)2 + NH4H2PO4 = NH3 + H2O + Ba3(PO4)2 =>
3 Ba(OH)2 + 2 NH4H2PO4 = 2 NH3 + 6 H2O + Ba3(PO4)2
Li + Sn(SO3)2 = Li2SO3 + Sn =>
4 Li + Sn(SO3)2 = 2 Li2SO3 + Sn
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
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