Équations équilibrées la veille |
3 N2O5 = 2 N3 + 3 O5
H4SiO4 + H2O = H3O{+} + H3SiO4{-} =>
H4SiO4 + H2O = H3O{+} + H3SiO4{-}
NaOCl + HNO3 = HClO + NaNO3 =>
NaOCl + HNO3 = HClO + NaNO3
Cu(NH3)4(Cl)2 + KCN + H2O = NH3 + NH4Cl + K2Cu(CN)3 + KCNO + KCl =>
2 Cu(NH3)4(Cl)2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 K2Cu(CN)3 + KCNO + 2 KCl
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
O2 + Cu2S = CuO + S =>
O2 + Cu2S = 2 CuO + S
Na2CO3 + H3O + Cl = NaCl + H2O + CO2 =>
Na2CO3 + 2 H3O + 2 Cl = 2 NaCl + 3 H2O + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Sn{2+} + Cd = Sn + Cd{2+} =>
Sn{2+} + Cd = Sn + Cd{2+}
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
NaClO3 + NaI + H2SO4 = NaCl + I2 + Na2SO4 + H2O =>
NaClO3 + 6 NaI + 3 H2SO4 = NaCl + 3 I2 + 3 Na2SO4 + 3 H2O
Au + Mg(NO3)2 = Mg + Au(NO3)3 =>
2 Au + 3 Mg(NO3)2 = 3 Mg + 2 Au(NO3)3
Al2O3 + Zn = ZnO + Al =>
Al2O3 + 3 Zn = 3 ZnO + 2 Al
CoBr2 + KOH = Co(OH)2 + KBr =>
CoBr2 + 2 KOH = Co(OH)2 + 2 KBr
C3H5NO + C7H6O + C10H7OH = C20H17NO2 + H2O =>
C3H5NO + C7H6O + C10H7OH = C20H17NO2 + H2O
BH3 + NaH = Na[BH4] =>
BH3 + NaH = Na[BH4]
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
CH3CHOHCH3 + O = CH3COCH3 + H2O =>
CH3CHOHCH3 + O = CH3COCH3 + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaCl + K2SO4 = KCl + Na2(SO4) =>
2 NaCl + K2SO4 = 2 KCl + Na2(SO4)
Ag(s) + S(g) = Ag2S(s) =>
2 Ag(s) + S(g) = Ag2S(s)
FeSO4 + Fe(OH)2 = Fe2(OH)2SO4 =>
FeSO4 + Fe(OH)2 = Fe2(OH)2SO4
C12H20O6 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C12H20O6 + 56 KMnO4 + 84 H2SO4 = 60 CO2 + 28 K2SO4 + 56 MnSO4 + 134 H2O
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Fe(NO3)2 + Ag = Fe + Ag(NO3) =>
Fe(NO3)2 + 2 Ag = Fe + 2 Ag(NO3)
Fe(NO3)3 + Na2S + H2O = Fe(OH)3 + H2S + NaNO3 =>
2 Fe(NO3)3 + 3 Na2S + 6 H2O = 2 Fe(OH)3 + 3 H2S + 6 NaNO3
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
NaClO + NaI + H2SO4 = I2 + NaCl + Na2SO4 + H2O =>
NaClO + 2 NaI + H2SO4 = I2 + NaCl + Na2SO4 + H2O
HCl + FeHO2 = FeCl3 + H2O =>
3 HCl + FeHO2 = FeCl3 + 2 H2O
BaCl2 + K2SO4 = BaSO4(s) + KCl(aq) =>
BaCl2 + K2SO4 = BaSO4(s) + 2 KCl(aq)
FeI + K2CO3 = FeCO3 + K2I =>
FeI + K2CO3 = FeCO3 + K2I
Al(OH)3 + CsOH = Cs[Al(OH)4] =>
Al(OH)3 + CsOH = Cs[Al(OH)4]
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb + P2 = Pb2P =>
4 Pb + P2 = 2 Pb2P
Ca(HCO3)2 + HCl = CaCl2 + H2CO3 =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 H2CO3
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
HNO3 + AgF = HF + AgNO3 =>
HNO3 + AgF = HF + AgNO3
Si + Zn = ZnSi =>
Si + Zn = ZnSi
K2F = K + F2 =>
2 K2F = 4 K + F2
SO3 + CuOH2 = CuSO3 + H2O =>
SO3 + CuOH2 = CuSO3 + H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C2H2 + H2O = CO2 + CH4 =>
4 C2H2 + 6 H2O = 3 CO2 + 5 CH4
NO + O3 = NO2 =>
3 NO + O3 = 3 NO2
MnO2 + K2SO3 + H2SO4 = K2SO4 + MnSO4 + H2O =>
MnO2 + K2SO3 + H2SO4 = K2SO4 + MnSO4 + H2O
C9H17(C5H9) + O2 = CO2 + H2O =>
2 C9H17(C5H9) + 41 O2 = 28 CO2 + 26 H2O
PbO2 + MnSO4 + H2SO4 = HMnO4 + PbSO4 + H2O =>
5 PbO2 + 2 MnSO4 + 3 H2SO4 = 2 HMnO4 + 5 PbSO4 + 2 H2O
K4[Fe(CN)6] + CuSO4 = Cu4[Fe(CN)6]2 + K2SO4 =>
2 K4[Fe(CN)6] + 4 CuSO4 = Cu4[Fe(CN)6]2 + 4 K2SO4
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Ba{2} + CO3{-2} = BaCO3 =>
Ba{2} + CO3{-2} = BaCO3
O2{2-} = O{2-} + O2 =>
2 O2{2-} = 2 O{2-} + O2
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