Équations équilibrées la veille |
H2SKOH = KHSH2O
NaCH3COO + BaOH = NaOH + BaCH3COO =>
NaCH3COO + BaOH = NaOH + BaCH3COO
NaNO2 + Ca3(PO4)2 = Na3PO4 + Ca(NO2)2 =>
6 NaNO2 + Ca3(PO4)2 = 2 Na3PO4 + 3 Ca(NO2)2
Pb(II)S + HCl = Pb(II)Cl + HS =>
Pb(II)S + HCl = Pb(II)Cl + HS
AgNO2 + KBr = AgBr + KNO2 =>
AgNO2 + KBr = AgBr + KNO2
BeO + C = BeC + O2 =>
2 BeO + 2 C = 2 BeC + O2
OO = O6 =>
3 OO = O6
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CO3Zn + H2SO4 = ZnSO4 + H2O + CO2 =>
CO3Zn + H2SO4 = ZnSO4 + H2O + CO2
Pb(NO3)2 + KSCN = Pb(SCN)2 + KNO3 =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 KNO3
CuCl2KOH = CuOHKCl2 =>
CuCl2KOH = CuOHKCl2
Cu + HNO3*H2O = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3*H2O = 3 Cu(NO3)2 + 2 NO + 12 H2O
BeO + C = BeC + O2 =>
2 BeO + 2 C = 2 BeC + O2
Na2C2O4 + Co(ClO3)2 = NaClO3 + CoC2O4 =>
Na2C2O4 + Co(ClO3)2 = 2 NaClO3 + CoC2O4
NaCN + H2SO4 = NaHSO4 + HCN =>
NaCN + H2SO4 = NaHSO4 + HCN
FeCl3 + Zn = FeCl2 + ZnCl2 =>
2 FeCl3 + Zn = 2 FeCl2 + ZnCl2
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
CH3CH2COOHNH3 = H2OCH3CH2CONH2 =>
CH3CH2COOHNH3 = H2OCH3CH2CONH2
NH3 + HCl + H2O = H2 + NCl(H3O) =>
2 NH3 + 2 HCl + 2 H2O = 3 H2 + 2 NCl(H3O)
KCl2 + H2SO4 = KSO4 + HCl =>
KCl2 + H2SO4 = KSO4 + 2 HCl
HCl + Cl2 = H2Cl3 =>
4 HCl + Cl2 = 2 H2Cl3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
EuSO4 + KBrO3 + H2O = Eu2(SO4)3 + KBr + Eu(OH) =>
18 EuSO4 + KBrO3 + 3 H2O = 6 Eu2(SO4)3 + KBr + 6 Eu(OH)
SmSO4 + H2S = SmS + H2SO4 =>
SmSO4 + H2S = SmS + H2SO4
MgCO3 + HCl = MgCl2 + CO2 + H2O =>
MgCO3 + 2 HCl = MgCl2 + CO2 + H2O
Ba(HCO3)2 + HNO3 = Ba(NO3)2 + H2CO3 =>
Ba(HCO3)2 + 2 HNO3 = Ba(NO3)2 + 2 H2CO3
C2H4 + Br = CH2Br2 =>
C2H4 + 4 Br = 2 CH2Br2
Cu2NO3 + KI = Cu2I + KNO3 =>
Cu2NO3 + KI = Cu2I + KNO3
CaCl + Na2Co3 = Ca + CoCl2 + NaCl =>
8 CaCl + Na2Co3 = 8 Ca + 3 CoCl2 + 2 NaCl
Hg + SnCl2 = HgCl2 + Sn =>
Hg + SnCl2 = HgCl2 + Sn
Fe + CuCl2*H2O = Cu2 + FeCl2 + H2O =>
2 Fe + 2 CuCl2*H2O = Cu2 + 2 FeCl2 + 2 H2O
AsCl3 + Ni(CO3) = As2O3 + CO2 + NiCl2 =>
2 AsCl3 + 3 Ni(CO3) = As2O3 + 3 CO2 + 3 NiCl2
NaOH + Al + H2O = NaAlO2 + H2 =>
2 NaOH + 2 Al + 2 H2O = 2 NaAlO2 + 3 H2
MnO4{-} + H{+} + I{-} = Mn2{+} + H2O + I2 =>
4 MnO4{-} + 32 H{+} + 26 I{-} = 2 Mn2{+} + 16 H2O + 13 I2
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4
C2H4 + Br = CH2Br2 =>
C2H4 + 4 Br = 2 CH2Br2
MgBr2 + H2SO4 = MgSO4 + Br2 + SO2 + H2O =>
MgBr2 + 2 H2SO4 = MgSO4 + Br2 + SO2 + 2 H2O
AuH2O = AuOH2 =>
AuH2O = AuOH2
NaClO3(heat) = NaCl + O2 =>
2 NaClO3(heat) = 2 NaCl + 3 O2
Cl2O7H2O = HClO4 =>
Cl2O7H2O = 2 HClO4
C7H10O2NaOH = C7H9O2NaH2O =>
C7H10O2NaOH = C7H9O2NaH2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
H + I = HI =>
H + I = HI
FeCl3*6H2O + NaOH = H2O + NaCl + Fe(OH)3 =>
FeCl3*6H2O + 3 NaOH = 6 H2O + 3 NaCl + Fe(OH)3
Cu(s) + CuCl2(aq) = CuCl =>
Cu(s) + CuCl2(aq) = 2 CuCl
ZnOLi = LiOZn =>
ZnOLi = LiOZn
NH3 + NaOH = NH2NaH2O =>
NH3 + NaOH = NH2NaH2O
Li2 + Br = LiBr2 =>
Li2 + 4 Br = 2 LiBr2
C2H2H2O = CH3COH =>
C2H2H2O = CH3COH
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