Équations équilibrées la veille |
C2H5Br + NaOH = C2H4O + NaBr + H2
Mz(RH)2 + Ad3PR4 = Mz3(PR4)2 + AdRH =>
3 Mz(RH)2 + 2 Ad3PR4 = Mz3(PR4)2 + 6 AdRH
Na2SO3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
3 Na2SO3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
ZnF2 + AgNO3 = Zn(NO3)2 + AgF =>
ZnF2 + 2 AgNO3 = Zn(NO3)2 + 2 AgF
Al4C3 + O2 = AlO + CO =>
2 Al4C3 + 7 O2 = 8 AlO + 6 CO
HNO3 + C2H5OH = C3H7NO2 + CO2 + H2O =>
3 HNO3 + 5 C2H5OH = 3 C3H7NO2 + CO2 + 6 H2O
NaCl + NaOH = HCl + Na2O =>
NaCl + NaOH = HCl + Na2O
C6H5COOH + H2O = C6H6COOH + OH =>
C6H5COOH + H2O = C6H6COOH + OH
CaCl2 + H2O = Ca(OH)2 + HCl =>
CaCl2 + 2 H2O = Ca(OH)2 + 2 HCl
Cr2O3 + CaCO3 = Ca(CrO2)2 + CO2 =>
Cr2O3 + CaCO3 = Ca(CrO2)2 + CO2
CaF2 + H2O = OH + Ca + HF =>
CaF2 + 2 H2O = 2 OH + Ca + 2 HF
CH4 + O2 = C400H698O184 + H2O =>
800 CH4 + 635 O2 = 2 C400H698O184 + 902 H2O
Zn(s) + H3O{+}(aq) + H2O(l) = [Zn(H2O)6]{+2} + H2(g) =>
Zn(s) + 2 H3O{+}(aq) + 4 H2O(l) = [Zn(H2O)6]{+2} + H2(g)
(NH4)2Cr207 + O2 = Cr2O3 + N2 + H2O =>
4(NH4)2Cr207 + 629 O2 = 414 Cr2O3 + 4 N2 + 16 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
CO2 + H2O = H2O3 + C =>
CO2 + H2O = H2O3 + C
NaCl + NaOH = HCl + Na2O =>
NaCl + NaOH = HCl + Na2O
FeCO3H2S = FeSH2CO3 =>
FeCO3H2S = FeSH2CO3
CaCO3 = CaO + C2O4 =>
2 CaCO3 = 2 CaO + C2O4
N2(g) + O3(g) = N2O3(g) =>
N2(g) + O3(g) = N2O3(g)
NO3 + C2H5OH = N2 + HCO3 + H2O =>
14 NO3 + 6 C2H5OH = 7 N2 + 12 HCO3 + 12 H2O
K3PO4 + Fe(NO3)3 = FePO4 + K3(NO3)3 =>
K3PO4 + Fe(NO3)3 = FePO4 + K3(NO3)3
OH{-} + CH3COOH(aq) = CH3COO{-}(aq) + H2O(l) =>
OH{-} + CH3COOH(aq) = CH3COO{-}(aq) + H2O(l)
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Cu(s) + No{3}{-}(aq) = Cu{2}{+}(aq) + No{-}{2}(g) =>
2 Cu(s) + No{3}{-}(aq) = 2 Cu{2}{+}(aq) + No{-}{2}(g)
NaCl + NaOH = HCl + Na2O =>
NaCl + NaOH = HCl + Na2O
K + MnO4 = KMnO4 =>
K + MnO4 = KMnO4
Fe + Si = Fe2Si3 =>
2 Fe + 3 Si = Fe2Si3
NH2 + H2SO4 = S + HNO3 + H2O =>
6 NH2 + 7 H2SO4 = 7 S + 6 HNO3 + 10 H2O
CH3CH2CH2CH(OH)CH2OH + O2 = CO2 + H2O =>
CH3CH2CH2CH(OH)CH2OH + 7 O2 = 5 CO2 + 6 H2O
NaCl + fluorine = NaF + Cl =>
2 NaCl + F2 = 2 NaF + 2 Cl
NaCl + NaOH = HCl + Na2O =>
NaCl + NaOH = HCl + Na2O
Pb + ClO3 = PbO2 + Cl =>
3 Pb + 2 ClO3 = 3 PbO2 + 2 Cl
O2Cu4 = Cu + O =>
O2Cu4 = 4 Cu + 2 O
AlBr3 + FeI = FeBr3 + AlI =>
AlBr3 + FeI = FeBr3 + AlI
NaCl + NaOH = HCl + Na2O =>
NaCl + NaOH = HCl + Na2O
PbCl2 + CH3COOH = CH3COOCl + Pb + H =>
PbCl2 + 2 CH3COOH = 2 CH3COOCl + Pb + 2 H
TiCl4 + NaNH2 = TiNCl + NaCl + (NH4)2TiCl6 =>
3 TiCl4 + 4 NaNH2 = 2 TiNCl + 4 NaCl + (NH4)2TiCl6
Li2O3 = Li2OO2 =>
Li2O3 = Li2OO2
KMnO4 + SO2 + H2O = KHSO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 KHSO4 + 2 MnSO4 + H2SO4
NHCl2 + H2O = HOCl + NH3 =>
NHCl2 + 2 H2O = 2 HOCl + NH3
P2O5 + H2O + NH3 = (NH4)2HPO4 =>
P2O5 + 3 H2O + 4 NH3 = 2(NH4)2HPO4
Li(s) + Cl2(g) = LiCl(s) =>
2 Li(s) + Cl2(g) = 2 LiCl(s)
NaCl + NaOH = Na2ClOH =>
NaCl + NaOH = Na2ClOH
SiO2 + O = SiO3 =>
SiO2 + O = SiO3
NaCl + NaOH = ClOH + Na =>
NaCl + NaOH = ClOH + 2 Na
NaOH + NaCl = HClO + Na =>
NaOH + NaCl = HClO + 2 Na
FeCl2 + H2O2 + H2SO4 = FeCl3 + H2O + Fe2(SO4)3 =>
6 FeCl2 + 3 H2O2 + 3 H2SO4 = 4 FeCl3 + 6 H2O + Fe2(SO4)3
BaNO3 + PbO = Pb(NO3)2 + Ba2O =>
2 BaNO3 + PbO = Pb(NO3)2 + Ba2O
NaOH + NaCl = Na2OHCl =>
NaOH + NaCl = Na2OHCl
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