Équations équilibrées la veille |
ZnS + O = ZnO + S
K2Cr2O7 + K2C2O4 + H2C2O4 = K3Cr(C2O4)3 + CO2 + H2O =>
K2Cr2O7 + 2 K2C2O4 + 7 H2C2O4 = 2 K3Cr(C2O4)3 + 6 CO2 + 7 H2O
NO3 + H2O = H2NO4 =>
NO3 + H2O = H2NO4
CaCl + NaOH = CaOH + NaCl =>
CaCl + NaOH = CaOH + NaCl
NO3 + H2O = H2NO4 =>
NO3 + H2O = H2NO4
K2Cr2O7 + H2C2O4 + K2C2O4 = K3(Cr(C2O4)3)*3H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3(Cr(C2O4)3)*3H2O + 6 CO2 + H2O
NO3 + H2O = H2NO4 =>
NO3 + H2O = H2NO4
MnO2 + NO3 = MnO4 + NO2 =>
MnO2 + 2 NO3 = MnO4 + 2 NO2
NaH2PO4 + NaOH = HNa2PO4 + H2O =>
NaH2PO4 + NaOH = HNa2PO4 + H2O
HCl + KIO3 + H2SO3 = ICl + H2SO4 + KCl + H2O =>
2 HCl + KIO3 + 2 H2SO3 = ICl + 2 H2SO4 + KCl + H2O
NO3 + H2O = H2NO4 =>
NO3 + H2O = H2NO4
ZnCI + K = Zn + KCI =>
ZnCI + K = Zn + KCI
Cr2(SO4)3 + Ca(COOCH3)2 = Cr(COOCH3)3 + Ca(SO4) =>
Cr2(SO4)3 + 3 Ca(COOCH3)2 = 2 Cr(COOCH3)3 + 3 Ca(SO4)
O2 + Li = OLi2 =>
O2 + 4 Li = 2 OLi2
Nb4C3F2 = Nb2C + NbF5 + C =>
5 Nb4C3F2 = 9 Nb2C + 2 NbF5 + 6 C
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3]*3H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3]*3H2O + 6 CO2 + H2O
Fe2(SO4)3 + CaH2 = Ca2(SO4)2 + FeH3 =>
2 Fe2(SO4)3 + 6 CaH2 = 3 Ca2(SO4)2 + 4 FeH3
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
MnSO4 + KClO3 + KOH = H2O + KMnO4 + K2SO4 + KCl =>
6 MnSO4 + 5 KClO3 + 18 KOH = 9 H2O + 6 KMnO4 + 6 K2SO4 + 5 KCl
Mg(C2H3O2)2 + Al = Al(C2H3O2)2 + Mg =>
Mg(C2H3O2)2 + Al = Al(C2H3O2)2 + Mg
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
H2Cr2O7 + KI + H2O = I2 + K3[Cr(OH)6] =>
H2Cr2O7 + 6 KI + 5 H2O = 3 I2 + 2 K3[Cr(OH)6]
Fe + CrO4 = Fe2CrO4 =>
2 Fe + CrO4 = Fe2CrO4
NaHCO3 + H3C5H5O7 = CO2 + H2O + Na3C6H5O7 =>
21 NaHCO3 + 9 H3C5H5O7 = 24 CO2 + 29 H2O + 7 Na3C6H5O7
CH3COO{-} + NaOH = CH3COONa + OH{-} =>
CH3COO{-} + NaOH = CH3COONa + OH{-}
Cu + O + Cl = CuOCl2 =>
Cu + O + 2 Cl = CuOCl2
B(CH3)3 + (CH3)3N = B(CH3)6 + N =>
B(CH3)3 + (CH3)3N = B(CH3)6 + N
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
CO(NH2)2 = NH2CONHCONH2 + NH3 =>
2 CO(NH2)2 = NH2CONHCONH2 + NH3
FeCl + K3PO4 = FePO4 + K3Cl =>
FeCl + K3PO4 = FePO4 + K3Cl
CrBr2(aq) + KOH(aq) = Cr(OH)2 + KBr =>
CrBr2(aq) + 2 KOH(aq) = Cr(OH)2 + 2 KBr
CH3CH2CH2CH3 + Cl = CH3CH2CH2CH2Cl + HCl =>
CH3CH2CH2CH3 + 2 Cl = CH3CH2CH2CH2Cl + HCl
Fe + CrO4 = Fe2CrO4 =>
2 Fe + CrO4 = Fe2CrO4
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3]H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3]H2O + 6 CO2 + 5 H2O
Fe + CrO4 = Fe2CrO4 =>
2 Fe + CrO4 = Fe2CrO4
Cu + Fe(NO3)3 = Cu2O + Fe2O3 + NO =>
18 Cu + 2 Fe(NO3)3 = 9 Cu2O + Fe2O3 + 6 NO
Cl2 + NO2 = ClNO2 =>
Cl2 + 2 NO2 = 2 ClNO2
Ba(NO3) + NaOH = BaOH + NO3Na =>
Ba(NO3) + NaOH = BaOH + NO3Na
PB(OH)4 + HClO2 = PB(ClO2)4 + H2O =>
PB(OH)4 + 4 HClO2 = PB(ClO2)4 + 4 H2O
Mn(OH)7 = Mn + OH =>
Mn(OH)7 = Mn + 7 OH
(NH4)2CO2 = (NH4) + CO2 =>
(NH4)2CO2 = 2(NH4) + CO2
K2Cr2O7 + H2C2O4 + K2C2O4 = K3(Cr(C2O4)3) + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3(Cr(C2O4)3) + 6 CO2 + 7 H2O
S + ZnO = SZnO =>
S + ZnO = SZnO
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
CH3NH2 + HI = HCH3NH2 + I =>
CH3NH2 + HI = HCH3NH2 + I
Mn(OH)7 = Mn + OH =>
Mn(OH)7 = Mn + 7 OH
HNO3 + S2 = H3SO4 + NO2 + H2O =>
10 HNO3 + S2 = 2 H3SO4 + 10 NO2 + 2 H2O
C5H10O = C5H8 + H2O =>
C5H10O = C5H8 + H2O
Al2(CO3)3 + MgS = MgCO3 + Al2S3 =>
Al2(CO3)3 + 3 MgS = 3 MgCO3 + Al2S3
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