Équations équilibrées la veille |
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2SiF6(s) + Na(s) = Si(s) + NaF(s) =>
Na2SiF6(s) + 4 Na(s) = Si(s) + 6 NaF(s)
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Ga + Si = GaSi =>
Ga + Si = GaSi
Br2 + O2 = Br2O5 =>
2 Br2 + 5 O2 = 2 Br2O5
HgCl(O4)2 + NaSO4 = HgSO4 + NaCl(O4)2 =>
HgCl(O4)2 + NaSO4 = HgSO4 + NaCl(O4)2
HF = H + F =>
HF = H + F
AsO4 + H2O = HAsO4 + OH =>
AsO4 + H2O = HAsO4 + OH
C7H10 + O2 = CO2 + H2 =>
C7H10 + 7 O2 = 7 CO2 + 5 H2
CoSO4 + Zn(NO3)2 = ZnSO4 + Co(NO3)2 =>
CoSO4 + Zn(NO3)2 = ZnSO4 + Co(NO3)2
PbS + H2O2 = PbSO1 + H2O =>
PbS + H2O2 = PbSO1 + H2O
CH3BrNH3 = (CH3NH3)Br =>
CH3BrNH3 = (CH3NH3)Br
C6H12O6 + NH3 = C6H11NO + H2O + CO2 =>
5 C6H12O6 + 4 NH3 = 4 C6H11NO + 14 H2O + 6 CO2
K3(PO4) + Pb(NO3)2 = Pb3(PO4)2 + K(NO3) =>
2 K3(PO4) + 3 Pb(NO3)2 = Pb3(PO4)2 + 6 K(NO3)
HNO3 + NH3 = NH4NO3 = H2O =>
HNO3 + NH3 = NH4NO3
Pb(Br)1 + Li(CO3)2 = Pb(CO3)2 + Li(Br)1 =>
Pb(Br)1 + Li(CO3)2 = Pb(CO3)2 + Li(Br)1
Ag(NH3)2Cl + KI + H2O = AgI + NH4OH + KCl =>
Ag(NH3)2Cl + KI + 2 H2O = AgI + 2 NH4OH + KCl
H3PO4 + K2HPO4 = KH2PO4 =>
H3PO4 + K2HPO4 = 2 KH2PO4
NaOH + Ca(NO)3 = NaCa + OH(NO)3 =>
NaOH + Ca(NO)3 = NaCa + OH(NO)3
N2 + Ba + O2 = Ba(NO3)2 =>
N2 + Ba + 3 O2 = Ba(NO3)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2O + Ag = H2OAg =>
H2O + Ag = H2OAg
Li3PO4 + Ba(IO)2 = LiIO + Ba3(PO4)2 =>
2 Li3PO4 + 3 Ba(IO)2 = 6 LiIO + Ba3(PO4)2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
NH2O = NH4NO2 =>
2 NH2O = NH4NO2
Na + H3PO4 = Na2HPO4 + H2 =>
2 Na + H3PO4 = Na2HPO4 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
C2H4Br + KI = C2H4 + KBr + KI3 =>
2 C2H4Br + 3 KI = 2 C2H4 + 2 KBr + KI3
Cl{-} + H2O = ClO3{-} + H2 =>
Cl{-} + 3 H2O = ClO3{-} + 3 H2
C6H4N3O2 + C10H8O + NaOH = C16H11N3O3 + H2O + Na =>
C6H4N3O2 + C10H8O + NaOH = C16H11N3O3 + H2O + Na
NaHSO3HBr = NaBrH2SO3 =>
NaHSO3HBr = NaBrH2SO3
SrCl2 + H2SO4 = Sr(SO4) + HCl =>
SrCl2 + H2SO4 = Sr(SO4) + 2 HCl
KY + SO3 = Y2 + K2SO4 + SO2 =>
2 KY + 2 SO3 = Y2 + K2SO4 + SO2
CH3NHCH3 + HBr = CH3NBrCH3 + H2 =>
CH3NHCH3 + HBr = CH3NBrCH3 + H2
Hg(NO3)2 + NaCl = Hg(NO3)2NaCl =>
Hg(NO3)2 + NaCl = Hg(NO3)2NaCl
Na + H3BO3 = NaH2BO3 + H2 =>
2 Na + 2 H3BO3 = 2 NaH2BO3 + H2
Ba(NO3)2 + S = BaSO4 + N2 + SO2 =>
Ba(NO3)2 + 2 S = BaSO4 + N2 + SO2
C8H11COOH + O2 = C + H2O =>
C8H11COOH + 2 O2 = 9 C + 6 H2O
C20H21N + H2O + NO = C12H24N2O4 + CHOOCH3 =>
20 C20H21N + 190 H2O + 26 NO = 23 C12H24N2O4 + 62 CHOOCH3
HCl + Na2C03 = NaCl + C0 + H =>
2 HCl + Na2C03 = 2 NaCl + 3 C0 + 2 H
FeO2(s) + CO(g) = Fe(i) + CO2(g) =>
FeO2(s) + 2 CO(g) = Fe(i) + 2 CO2(g)
KNO2 = KNO + O2 =>
2 KNO2 = 2 KNO + O2
CaOHH3PO4 = CaH2PO4H2O =>
CaOHH3PO4 = CaH2PO4H2O
CS2 + N2 = C3N4 + S4 =>
6 CS2 + 4 N2 = 2 C3N4 + 3 S4
OH + CH3OH = HCOOH + H2O =>
4 OH + CH3OH = HCOOH + 3 H2O
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