Équations équilibrées la veille |
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CdCl2 + K2CrO4 = CdCrO4 + KCl =>
CdCl2 + K2CrO4 = CdCrO4 + 2 KCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CsOHHNO3 = CsNO3H2O =>
CsOHHNO3 = CsNO3H2O
Fe + HNO3 = Fe(NO3)2 + N2O + H2O =>
4 Fe + 10 HNO3 = 4 Fe(NO3)2 + N2O + 5 H2O
K2CrO4NaNO3 = K2NO3NaCrO4 =>
K2CrO4NaNO3 = K2NO3NaCrO4
C9H15O + H2O = C6H12O6 + H2 =>
2 C9H15O + 16 H2O = 3 C6H12O6 + 13 H2
MgSO4 + NaAlO2 + H2O = Al5Mg10(OH)31(SO4)2 + NaOH + Al2(SO4)3 =>
30 MgSO4 + 31 NaAlO2 + 62 H2O = 3 Al5Mg10(OH)31(SO4)2 + 31 NaOH + 8 Al2(SO4)3
Na2S + Al(CH3CO2)3 = Na2(CH3CO2)3 + AlS =>
Na2S + Al(CH3CO2)3 = Na2(CH3CO2)3 + AlS
Zn(BrO3)2 = Zn + BrO3 =>
Zn(BrO3)2 = Zn + 2 BrO3
CuCl2(aq) + K3PO4 = Cu3(PO4)2 + KCl =>
3 CuCl2(aq) + 2 K3PO4 = Cu3(PO4)2 + 6 KCl
BaCl2 + H2O + CO2 = BaCO3 + HCl =>
BaCl2 + H2O + CO2 = BaCO3 + 2 HCl
Mg2O2 + O2 = MgO2 =>
Mg2O2 + O2 = 2 MgO2
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2 =>
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2
Br{-} + H2O = HBr + OH{-} =>
Br{-} + H2O = HBr + OH{-}
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Al2S3(aq) + H2O(l) = Al(OH)3(aq) + H2S(aq) =>
Al2S3(aq) + 6 H2O(l) = 2 Al(OH)3(aq) + 3 H2S(aq)
K2Cr2O7 + C2H6OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
5 K2Cr2O7 + 6 C2H6OH + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 6 CH3COOH + 29 H2O
CrCl2 + Li2SO4 = CrSO4 + LiCl =>
CrCl2 + Li2SO4 = CrSO4 + 2 LiCl
Zn + Br2 = ZnBr =>
2 Zn + Br2 = 2 ZnBr
Sn + CuO = SnO2 + Cu =>
Sn + 2 CuO = SnO2 + 2 Cu
Nickel(II)hydroxide = nickel(II)oxide + water =>
Ni(OH)2 = NiO + H2O
Na3PO4 + BaSO4 = (Ba)3(PO4)2 + (Na)2SO4 =>
2 Na3PO4 + 3 BaSO4 = (Ba)3(PO4)2 + 3(Na)2SO4
C2H5OH + KMnO4 + H2SO4 = CH3CHO + MnSO4 + H2O + K2SO4 =>
5 C2H5OH + 2 KMnO4 + 3 H2SO4 = 5 CH3CHO + 2 MnSO4 + 8 H2O + K2SO4
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Fe(Cl)3 + NH4SCN = Fe(SCN)3 + NH4Cl =>
Fe(Cl)3 + 3 NH4SCN = Fe(SCN)3 + 3 NH4Cl
N2O2 + H2O = HNO2 + N2O =>
2 N2O2 + H2O = 2 HNO2 + N2O
FeCl3NH4 = NH4ClFeCl2 =>
FeCl3NH4 = NH4ClFeCl2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
CrCl3 + PbO2 + NaOH = Na2CrO4 + Na2PbO2 + NaCl + H2O =>
2 CrCl3 + 3 PbO2 + 16 NaOH = 2 Na2CrO4 + 3 Na2PbO2 + 6 NaCl + 8 H2O
Cu(NO3)2 + (NH4) = Cu + NH4(NO3)2 =>
Cu(NO3)2 + (NH4) = Cu + NH4(NO3)2
Cr2(SO4)3 + Na2S2O8 + H2O = Na2SO4 + H2SO4 + Na2Cr2O7 =>
Cr2(SO4)3 + 3 Na2S2O8 + 7 H2O = 2 Na2SO4 + 7 H2SO4 + Na2Cr2O7
Cu(NO3) + Ba(OH)2 = Cu(OH)2 + BaNO3 =>
Cu(NO3) + Ba(OH)2 = Cu(OH)2 + BaNO3
Na2CO3(aq) + NaCl(aq) = Na2Cl + NaCO3 =>
Na2CO3(aq) + NaCl(aq) = Na2Cl + NaCO3
S8 + HNO3 = H2SO4 + NO =>
S8 + 16 HNO3 = 8 H2SO4 + 16 NO
K2Cr2O7 + MnSO4 + H2O = Cr2(SO4)3 + MnO2 + KOH =>
K2Cr2O7 + 3 MnSO4 + H2O = Cr2(SO4)3 + 3 MnO2 + 2 KOH
Cu + SCl = CuCl + S =>
Cu + SCl = CuCl + S
H2NNHCH3 + N2O4 = CO2 + H2O + N2 =>
4 H2NNHCH3 + 5 N2O4 = 4 CO2 + 12 H2O + 9 N2
Cu + CaCO3 = CaCu + CO3 =>
Cu + CaCO3 = CaCu + CO3
NaOH + Ca(OH)2 + Cl2 = Ca(ClO)2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 2 Cl2 = Ca(ClO)2 + 2 NaCl + 2 H2O
CuCl2 + NaOH = CuCl2NaOH =>
CuCl2 + NaOH = CuCl2NaOH
KCl + Ca2CO3 = Ca2Cl2 + K2CO3 =>
2 KCl + Ca2CO3 = Ca2Cl2 + K2CO3
(NH4)2SO4 + NaOH = (Na)2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 NaOH = (Na)2SO4 + 2 NH3 + 2 H2O
BeO + CO2 = BeCO3 =>
BeO + CO2 = BeCO3
H3C2SNH2 + H2O = CH3COOH + H2S + NH3 =>
H3C2SNH2 + 2 H2O = CH3COOH + H2S + NH3
CuCl2 + NaOH = CuCl2NaOH =>
CuCl2 + NaOH = CuCl2NaOH
CO2 + S2Cl2 = CCl4 + S2O =>
CO2 + 2 S2Cl2 = CCl4 + 2 S2O
CuSO4 + NaOH + C2H12O6 = Cu2O + C6H12O7 + Na2SO4 + H2O =>
2 CuSO4 + 4 NaOH + 3 C2H12O6 = Cu2O + C6H12O7 + 2 Na2SO4 + 14 H2O
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