Équations équilibrées la veille |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu + NHO3 = CuO + NO2 + H2O =>
Cu + 2 NHO3 = CuO + 2 NO2 + H2O
H2O + NO3 = N2O + OH =>
5 H2O + 2 NO3 = N2O + 10 OH
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Ca + Cr(C2H3O2)3 = CaCr + C2H3O2 =>
Ca + Cr(C2H3O2)3 = CaCr + 3 C2H3O2
CaO + H2CO2 = CaCO2 + H2O =>
CaO + H2CO2 = CaCO2 + H2O
HClO4 + HF = ClO3F + H2O =>
HClO4 + HF = ClO3F + H2O
Na2CO3*2H2O = Na2CO3 + H2O =>
Na2CO3*2H2O = Na2CO3 + 2 H2O
Na3As + Al2(SO4)3 = AlAs + Na2SO4 =>
2 Na3As + Al2(SO4)3 = 2 AlAs + 3 Na2SO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Sr3 + SO4 = Sr3(SO4)2 =>
Sr3 + 2 SO4 = Sr3(SO4)2
Al{3+} + HCl{-} = AlCl3 + H =>
Al{3+} + 3 HCl{-} = AlCl3 + 3 H
C7H14 + KMnO4 + H2O = C7H14OH + MnO2 + KOH =>
3 C7H14 + KMnO4 + 2 H2O = 3 C7H14OH + MnO2 + KOH
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(l) = Cu2 + (aq) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
S(OH)3 = S(OH)2 + OH =>
S(OH)3 = S(OH)2 + OH
H2O + CO2 = O2 + H2C =>
2 H2O + 2 CO2 = 3 O2 + 2 H2C
Zn(OAc)2 + KOH = K2ZnO2 + H2O + KOAc =>
Zn(OAc)2 + 4 KOH = K2ZnO2 + 2 H2O + 2 KOAc
Fe{+2} + Cr2O72{-} + H{+} = Fe{+3} + Cr{+3} + H2O =>
137 Fe{+2} + Cr2O72{-} + 144 H{+} = 137 Fe{+3} + 2 Cr{+3} + 72 H2O
C4H8 + O2 = (CO2)2 + H8 =>
C4H8 + 4 O2 = 2(CO2)2 + H8
HF + H2O = H3O + F =>
HF + H2O = H3O + F
Z + H3PO4 = H + Z3(PO4)2 =>
3 Z + 2 H3PO4 = 6 H + Z3(PO4)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H(NO3) + Ba = Ba(NO3)2 + H2 =>
2 H(NO3) + Ba = Ba(NO3)2 + H2
HClO + NaClO = NaClO2 + HCl =>
HClO + NaClO = NaClO2 + HCl
(CH3COO)2Ca + CH3COCl = CH3COOCOCH3 + CaCl2 =>
(CH3COO)2Ca + 2 CH3COCl = 2 CH3COOCOCH3 + CaCl2
In2O3 + HNO3 = In(NO3)3 + H2O =>
In2O3 + 6 HNO3 = 2 In(NO3)3 + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Br2 + CaCl2 = CaBr2 + Cl2 =>
Br2 + CaCl2 = CaBr2 + Cl2
Ca2 + Fe(OH)2 = Ca(OH)2 + Fe =>
Ca2 + 2 Fe(OH)2 = 2 Ca(OH)2 + 2 Fe
HCl(aq) + Pb(C2H3O2)2(aq) = HC2H3O2(aq) + PbCl2() =>
2 HCl(aq) + Pb(C2H3O2)2(aq) = 2 HC2H3O2(aq) + PbCl2()
NaH2PO4 + H2SO4 = Na2SO4 + H3PO4 =>
2 NaH2PO4 + H2SO4 = Na2SO4 + 2 H3PO4
KMnO4 = K2O + MnO + O3 =>
6 KMnO4 = 3 K2O + 6 MnO + 5 O3
Li(MnO4) + Fe(CO3) = Fe(MnO4)2 + Li2(CO3) =>
2 Li(MnO4) + Fe(CO3) = Fe(MnO4)2 + Li2(CO3)
RbClNa = RbNaCl =>
RbClNa = RbNaCl
MgCl2 + AgNO3 = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2 + 2 AgNO3 = Mg(NO3)2(aq) + 2 AgCl(s)
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb =>
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb
PF3 + H2O = H3PO3 + HF =>
PF3 + 3 H2O = H3PO3 + 3 HF
C6H14(hexano) + O2 = CO2 + H2O =>
2 C6H14(hexano) + 19 O2 = 12 CO2 + 14 H2O
Cr(NO3)2 + CuSO4 = Cu + CrSO4 + NO3 =>
Cr(NO3)2 + CuSO4 = Cu + CrSO4 + 2 NO3
Cr{3+} + OH{-} = [Cr(OH)4]{-} =>
Cr{3+} + 4 OH{-} = [Cr(OH)4]{-}
CH3CH2CH2CH2OH + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
3 CH3CH2CH2CH2OH + 8 KMnO4 = 6 CH3COOK + 8 MnO2 + 2 KOH + 5 H2O
HS + HNO3 = H2SO4 + NO + H2O =>
3 HS + 7 HNO3 = 3 H2SO4 + 7 NO + 2 H2O
Al(NO3)3 + Na2CO3 + H2O = Al(OH)3 + H2CO3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 + 6 H2O = 2 Al(OH)3 + 3 H2CO3 + 6 NaNO3
I2 + KOH = KIO3 + KI + H2O =>
3 I2 + 6 KOH = KIO3 + 5 KI + 3 H2O
NaOH + AgCl = H2O2 + Ag + NaCl =>
2 NaOH + 2 AgCl = H2O2 + 2 Ag + 2 NaCl
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C2H4(OH)2 + Cu(OH)2 = (C2H5O2)2Cu + H2O =>
2 C2H4(OH)2 + Cu(OH)2 = (C2H5O2)2Cu + 2 H2O
C2H7N + O2 = CO2 + NO2 + H2O =>
4 C2H7N + 19 O2 = 8 CO2 + 4 NO2 + 14 H2O
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