Équations équilibrées la veille |
R + S = RS
ZnOH + NH4(CH3COO)2 = ZnO + NH3 + (CH3COOH)2 =>
ZnOH + NH4(CH3COO)2 = ZnO + NH3 + (CH3COOH)2
Cl + Br = ClBr2 =>
Cl + 2 Br = ClBr2
KI + Cl2 = KCl2 + I2 =>
2 KI + 2 Cl2 = 2 KCl2 + I2
Zn + HNO3 = NO2 + Zn(OH)2 =>
Zn + 2 HNO3 = 2 NO2 + Zn(OH)2
Pb(C2H3O2)2 + HBr = PbBr2 + H(C2H3O2) =>
Pb(C2H3O2)2 + 2 HBr = PbBr2 + 2 H(C2H3O2)
Fe2SO4 + Na3PO4 = Fe3(PO4) + Na2SO4 =>
3 Fe2SO4 + 2 Na3PO4 = 2 Fe3(PO4) + 3 Na2SO4
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CrCl2 + O2 = Cr2O3 + Cl2 =>
4 CrCl2 + 3 O2 = 2 Cr2O3 + 4 Cl2
NaBr + CI2 = NaBr2 + NaCI2 =>
2 NaBr + CI2 = NaBr2 + NaCI2
Na + Li2(SO4) = Li + Na2SO4 =>
2 Na + Li2(SO4) = 2 Li + Na2SO4
Ca2 = Ca0 =>
Ca2 = 2 Ca0
K2S + HCl = K2H + SCl =>
K2S + HCl = K2H + SCl
MnO2 + HC2O4 = MnO + H2O + CO2 =>
MnO2 + 2 HC2O4 = MnO + H2O + 4 CO2
C6H11Na + NaOH = C6H11OH + Na =>
C6H11Na + NaOH = C6H11OH + 2 Na
HF + KMnO4 = KF + HMnO4 =>
HF + KMnO4 = KF + HMnO4
H2(g) + I2(s) = HI(g) =>
H2(g) + I2(s) = 2 HI(g)
K2S + HCl = K2H + SCl =>
K2S + HCl = K2H + SCl
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Ag2 + SO4 + Ba(NO3)2 = BaSO4 + AgNO3 =>
Ag2 + SO4 + Ba(NO3)2 = BaSO4 + 2 AgNO3
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
CH3COOH + CH3CH2COOH = CH3COOOCCH2CH2 + H2O =>
7 CH3COOH + 2 CH3CH2COOH = 4 CH3COOOCCH2CH2 + 6 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Ba(OH)2 + ZnSO4 = BaSO4 + (OH)2Zn =>
Ba(OH)2 + ZnSO4 = BaSO4 + (OH)2Zn
K2O4CO = K2CO3O2 =>
K2O4CO = K2CO3O2
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
MgPb(NO3)2 = PbMg(NO3)2 =>
MgPb(NO3)2 = PbMg(NO3)2
Li3P + Cs = Cs3P + Li =>
Li3P + 3 Cs = Cs3P + 3 Li
NaS2 + H2O = H2S2 + NaO =>
NaS2 + H2O = H2S2 + NaO
Ca(NO3)2 + Mg(SO4) = Ca(SO4) + Mg(NO3)2 =>
Ca(NO3)2 + Mg(SO4) = Ca(SO4) + Mg(NO3)2
C2H4 + O2 = CO + H2O2 =>
C2H4 + 3 O2 = 2 CO + 2 H2O2
Cu + AgNO3AgCu(NO3)2 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3AgCu(NO3)2 = 4 Ag + 3 Cu(NO3)2
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
Si2H3 + O2 = SiO2 + H2O3 = =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
RYe + Pu2GO4 = R2GO4 + PuYe =>
2 RYe + Pu2GO4 = R2GO4 + 2 PuYe
Fe(NO3)2(aq) + NaCl(aq) = FeCl2(s) + NaNO3(aq) =>
Fe(NO3)2(aq) + 2 NaCl(aq) = FeCl2(s) + 2 NaNO3(aq)
NaCl + F2 = NaF2 + Cl =>
NaCl + F2 = NaF2 + Cl
Ag(NO3) + Al(Cl3) = Ag(Cl3) + Al(NO3) =>
Ag(NO3) + Al(Cl3) = Ag(Cl3) + Al(NO3)
[Co(en)2Cl2]Cl + AgNO3 = AgCl + [Co(en)2Cl2]NO3 =>
[Co(en)2Cl2]Cl + AgNO3 = AgCl + [Co(en)2Cl2]NO3
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
KBrNaOH = NaBrKOH =>
KBrNaOH = NaBrKOH
UO2(SO4) + H2O2 + NaOH = UO4*2H2O + Na2SO4 =>
UO2(SO4) + H2O2 + 2 NaOH = UO4*2H2O + Na2SO4
CuCrO4 = Cu2 + CrO4 =>
2 CuCrO4 = Cu2 + 2 CrO4
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CU2 + HCU = CUCU2 + H2 =>
2 CU2 + 2 HCU = 2 CUCU2 + H2
Li2CrO4 + BaCl2 = LiCl + BaCrO4 =>
Li2CrO4 + BaCl2 = 2 LiCl + BaCrO4
CaCl2(aq) + K2CO3(aq) = KCl(s) + CaCO3(aq) =>
CaCl2(aq) + K2CO3(aq) = 2 KCl(s) + CaCO3(aq)
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