Équations équilibrées la veille |
H2 + I2 = 2 HI
C + P = C2P =>
2 C + P = C2P
NH3 + Ne = Ne(NH3)2 =>
2 NH3 + Ne = Ne(NH3)2
H3 + AuO = Au + H2O =>
2 H3 + 3 AuO = 3 Au + 3 H2O
Na3Ag(SO3)2 + Na2SeSO3 + H2SO4 = Ag2Se + Na2SO4 + H2O + SO2 =>
2 Na3Ag(SO3)2 + Na2SeSO3 + 3 H2SO4 = Ag2Se + 4 Na2SO4 + 3 H2O + 4 SO2
NH3 + Ne = Ne(NH3)2 =>
2 NH3 + Ne = Ne(NH3)2
Mg(NO3)2 + EDTA = MgEDTA + NO3 =>
Mg(NO3)2 + EDTA = MgEDTA + 2 NO3
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
Fe2O3(s) + Al = Fe(l) + Al2O3(s) =>
Fe2O3(s) + 2 Al = 2 Fe(l) + Al2O3(s)
HClO4(aq) + Cu(OH)2(s) = H2O(l) + Cu(ClO4)2(s) =>
2 HClO4(aq) + Cu(OH)2(s) = 2 H2O(l) + Cu(ClO4)2(s)
NH3 + Ne = Ne(NH3)2 =>
2 NH3 + Ne = Ne(NH3)2
KHCO3 + NaCO3 = KCO3 + NaHCO3 =>
KHCO3 + NaCO3 = KCO3 + NaHCO3
NaBr + Cl(OH)2 = ClBr2 + NaOH =>
2 NaBr + Cl(OH)2 = ClBr2 + 2 NaOH
N2Cl3 = N2 + Cl2 =>
2 N2Cl3 = 2 N2 + 3 Cl2
CaCO3 + NaSO4 = NaCO3 + CaSO4 =>
CaCO3 + NaSO4 = NaCO3 + CaSO4
Cu3(AsO4)2(s) = Cu3 + (AsO4)2 =>
Cu3(AsO4)2(s) = Cu3 + (AsO4)2
PbO2 + Na2SO4 = Pb(SO4)2 + Na2O =>
PbO2 + 2 Na2SO4 = Pb(SO4)2 + 2 Na2O
HPO4 + KOH = KPO4H2O =>
HPO4 + KOH = KPO4H2O
KClO4 = KCl + O =>
KClO4 = KCl + 4 O
NH3 + Ne = Ne(NH3)2 =>
2 NH3 + Ne = Ne(NH3)2
C3H5(ONO3)3 = CO2 + H2O + N2 + O =>
2 C3H5(ONO3)3 = 6 CO2 + 5 H2O + 3 N2 + 7 O
K2SO3 + HBr = KBr + H2(SO3) =>
K2SO3 + 2 HBr = 2 KBr + H2(SO3)
KHSO4BaCl2 = BaSO4KClHCl =>
KHSO4BaCl2 = BaSO4KClHCl
C2H5OH + CUO = C2H3OH + CU + H2O =>
C2H5OH + CUO = C2H3OH + CU + H2O
C6H5NO2 + HONO2 = C6H4 + NO2 + H2O =>
C6H5NO2 + HONO2 = C6H4 + 2 NO2 + H2O
KBr + KMnO4 + H2SO4 = HBrO3 + K2SO4 + Mn2SO4 + H2O =>
2 KBr + 2 KMnO4 + 3 H2SO4 = 2 HBrO3 + 2 K2SO4 + Mn2SO4 + 2 H2O
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
CuCl2 + Na2SO3 + NaOH = CuCl + NaHSO4 + NaCl =>
2 CuCl2 + Na2SO3 + NaOH = 2 CuCl + NaHSO4 + 2 NaCl
Cu + K2HPO4 = Cu3(PO4)2 + K2H =>
3 Cu + 2 K2HPO4 = Cu3(PO4)2 + 2 K2H
O2 + Co = O2Co =>
O2 + Co = O2Co
BaClO2 + H2O = BaOH + HClO2 =>
BaClO2 + H2O = BaOH + HClO2
Cr(NO3)3 + KOH = KNO3 + NO3 + CrOH =>
Cr(NO3)3 + KOH = KNO3 + 2 NO3 + CrOH
K + CH3COOH = H2O + K4C =>
8 K + CH3COOH = 2 H2O + 2 K4C
Cl2 + IO3 + OH{-} = Cl{-} + IO4 + H2O =>
Cl2 + IO3 + 2 OH{-} = 2 Cl{-} + IO4 + H2O
BP = B + P =>
BP = B + P
Na2CrO4 + Ba(OH)2 = Na2(OH)2 + BaCrO4 =>
Na2CrO4 + Ba(OH)2 = Na2(OH)2 + BaCrO4
C3 = C =>
C3 = 3 C
RbOH + H2CO3 = RbHCO3 + H2O =>
RbOH + H2CO3 = RbHCO3 + H2O
Ca(OCl)2 + H2O + NaBr = CaCl2 + Br2 + NaOH =>
Ca(OCl)2 + 2 H2O + 4 NaBr = CaCl2 + 2 Br2 + 4 NaOH
K2CO3 + SiO2 = K2Si2O5 + CO2 =>
K2CO3 + 2 SiO2 = K2Si2O5 + CO2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Ca(OH)2 + Na(NO3) = Ca(NO3)2 + Na(OH) =>
Ca(OH)2 + 2 Na(NO3) = Ca(NO3)2 + 2 Na(OH)
Pb4 + H2 = PbH4 =>
Pb4 + 8 H2 = 4 PbH4
H2S(g) + HFeO2(s) = Fe2S3(s) + H2O(g) =>
3 H2S(g) + 2 HFeO2(s) = Fe2S3(s) + 4 H2O(g)
BaF2 + H2SO4(aq) = BaSO4 + HF(aq) =>
BaF2 + H2SO4(aq) = BaSO4 + 2 HF(aq)
CaCr2O7 + KCl = CaCl2 + K2Cr2O7 =>
CaCr2O7 + 2 KCl = CaCl2 + K2Cr2O7
Cu3(AsO4)2(s) = Cu3 + (AsO4)2 =>
Cu3(AsO4)2(s) = Cu3 + (AsO4)2
FeSO4 + Ba(OH)2 = Fe(OH)2 + BaSO4 =>
FeSO4 + Ba(OH)2 = Fe(OH)2 + BaSO4
CuCl2 + K2Cr2O7 = KCl + CuCr2O7 =>
CuCl2 + K2Cr2O7 = 2 KCl + CuCr2O7
Au + O2 + HCl = HAuCl4 + H2O =>
4 Au + 3 O2 + 16 HCl = 4 HAuCl4 + 6 H2O
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