Équations équilibrées la veille |
CH3COOC4H9 + KOH = CH3COOK + C4H9OH
CrCl2 + HNO3 = Cr(NO3)3 + HCl + HNO2 + H2O =>
2 CrCl2 + 7 HNO3 = 2 Cr(NO3)3 + 4 HCl + HNO2 + H2O
CuS + AgNO3 = Cu(NO3)2 + Ag2S =>
CuS + 2 AgNO3 = Cu(NO3)2 + Ag2S
H2 + KNO2 = K + NH3 + H2O =>
7 H2 + 2 KNO2 = 2 K + 2 NH3 + 4 H2O
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NaCl(s) = Cl(s) + Na(s) =>
NaCl(s) = Cl(s) + Na(s)
NaClO + NH3 = N2 + NaCl + H2O =>
3 NaClO + 2 NH3 = N2 + 3 NaCl + 3 H2O
ArOH + Na2CO3 = Na2ArO + HCO3 =>
ArOH + Na2CO3 = Na2ArO + HCO3
NaBrO3 + H2O + NaBr = NaOH + Br2 =>
NaBrO3 + 3 H2O + 5 NaBr = 6 NaOH + 3 Br2
C2H5OH + CH3COOH = C3H8COO + H2O =>
C2H5OH + CH3COOH = C3H8COO + H2O
WO3 + C = WO + CO2 =>
WO3 + C = WO + CO2
OH + HF = F + H2O =>
OH + HF = F + H2O
NaCl + KNO3 = KCl + Na(NO3) =>
NaCl + KNO3 = KCl + Na(NO3)
CrO3 + C2H4OH = Cr2O3 + CH3COOH + H2O =>
2 CrO3 + 2 C2H4OH = Cr2O3 + 2 CH3COOH + H2O
NH4CNO = NH2CONH2 =>
NH4CNO = NH2CONH2
XC2H4 + KMnO4 + H2SO4 = XO4 + CO2 + MnSO4 + K2SO4 + H2O =>
XC2H4 + 4 KMnO4 + 6 H2SO4 = XO4 + 2 CO2 + 4 MnSO4 + 2 K2SO4 + 8 H2O
Cu(OH)2 + KOH = K2CuO2 + H2O =>
Cu(OH)2 + 2 KOH = K2CuO2 + 2 H2O
Ca(HCO3)2 = Ca + (HCO3)2 =>
Ca(HCO3)2 = Ca + (HCO3)2
N2H4 + NO2{-} = N3{-} + H2O =>
N2H4 + NO2{-} = N3{-} + 2 H2O
C2H3COOH + Br2 = C2H3COOBr + H2 =>
2 C2H3COOH + Br2 = 2 C2H3COOBr + H2
[Zn(NH3)4]Cl2 + HNO3 + H2O = [Zn(H2O)4]Cl2 + NH4NO3 =>
[Zn(NH3)4]Cl2 + 4 HNO3 + 4 H2O = [Zn(H2O)4]Cl2 + 4 NH4NO3
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
KOH + MnCl2 = KCl + MnO + H2O =>
2 KOH + MnCl2 = 2 KCl + MnO + H2O
P2S5 + O2 = P4O10 + SO2 =>
2 P2S5 + 15 O2 = P4O10 + 10 SO2
NI(OH)4 + H2SO4 = NISO4 + O2 + H2O =>
2 NI(OH)4 + 2 H2SO4 = 2 NISO4 + O2 + 6 H2O
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
Al(NO3)3*9H2O + Na2CO3 + C9H7NO = Al(C9H6NO)3 + NaNO3 + H2O + CO2 =>
2 Al(NO3)3*9H2O + 3 Na2CO3 + 6 C9H7NO = 2 Al(C9H6NO)3 + 6 NaNO3 + 21 H2O + 3 CO2
Ag + NO + CrCl3 = AgCl + CrNO =>
3 Ag + NO + CrCl3 = 3 AgCl + CrNO
Li2CO3 + HCl = LiCl + H2(CO3) =>
Li2CO3 + 2 HCl = 2 LiCl + H2(CO3)
VOSO4 + KMnO4 + NaOH = Na4V2O7 + K2SO4 + MnSO4 + Na2SO4 + H2O =>
10 VOSO4 + 2 KMnO4 + 34 NaOH = 5 Na4V2O7 + K2SO4 + 2 MnSO4 + 7 Na2SO4 + 17 H2O
Ni2SO4 + Ca = CaSO4 + Ni =>
Ni2SO4 + Ca = CaSO4 + 2 Ni
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Ca3*N2 + H2O = Ca(OH)2 + NH3 =>
Ca3*N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
SiCl4 + C = SiC + Cl2 =>
SiCl4 + C = SiC + 2 Cl2
Ag2SO4 + H2O = Ag + O2 + H2SO4 =>
2 Ag2SO4 + 2 H2O = 4 Ag + O2 + 2 H2SO4
SO3 + Fe = FeSO3 =>
SO3 + Fe = FeSO3
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
K2SO4 + CaCO3 = K2CO3 + CaSO4 =>
K2SO4 + CaCO3 = K2CO3 + CaSO4
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
C2H6 + CO2 = C3H6 + O2 =>
C2H6 + CO2 = C3H6 + O2
BaCl2 + H3PO4 = Ba3(PO4)2 + HCl =>
3 BaCl2 + 2 H3PO4 = Ba3(PO4)2 + 6 HCl
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2 =>
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2
KL + F2 = KF + L2 =>
2 KL + F2 = 2 KF + L2
H3PO4 + HCF = PF5 + H2O + C =>
H3PO4 + 5 HCF = PF5 + 4 H2O + 5 C
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
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