Équations équilibrées la veille |
MgO + H2SO4 = MgSO4 + H2O
Cr(NO3)3 + NH4OH = Cr(OH)3 + NH4NO3 =>
Cr(NO3)3 + 3 NH4OH = Cr(OH)3 + 3 NH4NO3
CH3CHO = CH4 + CO =>
CH3CHO = CH4 + CO
K2S(aq) + HI(aq) = KI + H2S =>
K2S(aq) + 2 HI(aq) = 2 KI + H2S
KCNS + FeCl2 = KCl + Fe(CNS)2 =>
2 KCNS + FeCl2 = 2 KCl + Fe(CNS)2
SnO + Ca(OH)2 + H2O = Ca[Sn(OH)4] =>
SnO + Ca(OH)2 + H2O = Ca[Sn(OH)4]
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
Al + H2SO4 = H2 + Al1(SO4)3 =>
Al + 3 H2SO4 = 3 H2 + Al1(SO4)3
H2O + C5H11O4 = CH2O + C5H12O4 =>
H2O + 4 C5H11O4 = 5 CH2O + 3 C5H12O4
NaMnO4 + H2SO4 = Na2SO4 + HMnO4 =>
2 NaMnO4 + H2SO4 = Na2SO4 + 2 HMnO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
KHSO4 = H2O + K2S2O7 =>
2 KHSO4 = H2O + K2S2O7
SiH4 = H2 + Si =>
SiH4 = 2 H2 + Si
NaN*3 = Na + N*2 =>
NaN*3 = Na + N*2
PbO2 + HCOOH = CO2 + PbO + H2O =>
PbO2 + HCOOH = CO2 + PbO + H2O
CaCl2 + NaHCO3 = NaCl + CaCO3 + CO2 + H2O =>
CaCl2 + 2 NaHCO3 = 2 NaCl + CaCO3 + CO2 + H2O
Pb(Ac)2 + KBr = PbBr2 + KAc =>
Pb(Ac)2 + 2 KBr = PbBr2 + 2 KAc
ZnSO4 + NH4OH = Zn(OH)2 + (NH4)2SO4 =>
ZnSO4 + 2 NH4OH = Zn(OH)2 + (NH4)2SO4
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
KMnO4 + CH3COOH + Na2S = Mn(CH3COO)2 + CH3COOK + Na2SO4 + H2O =>
8 KMnO4 + 24 CH3COOH + 5 Na2S = 8 Mn(CH3COO)2 + 8 CH3COOK + 5 Na2SO4 + 12 H2O
BaCO3(s) = BaO(s) + CO2(g) =>
BaCO3(s) = BaO(s) + CO2(g)
KI + Pb(NO3)2 = PbI2 + NO3 + K =>
2 KI + Pb(NO3)2 = PbI2 + 2 NO3 + 2 K
CH3COOH + Na2CO3 = CH3COONa + H2CO3 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2CO3
Ca(OH)2 + HCl = H2O + CaCl2 =>
Ca(OH)2 + 2 HCl = 2 H2O + CaCl2
C6H5N3O6 + O2 = CO2 + H2O + N2 =>
4 C6H5N3O6 + 17 O2 = 24 CO2 + 10 H2O + 6 N2
KL + F2 = KF + L2 =>
2 KL + F2 = 2 KF + L2
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Zn(HSO4)2 + Zn = ZnSO4 + H2 =>
Zn(HSO4)2 + Zn = 2 ZnSO4 + H2
Mn + Bi = Mn90Bi100 =>
90 Mn + 100 Bi = Mn90Bi100
Na + S = Na2(S) =>
2 Na + S = Na2(S)
K + O2 = K2O =>
4 K + O2 = 2 K2O
ZnO + Ca(OH)2 = CaZnO2 + H2O =>
ZnO + Ca(OH)2 = CaZnO2 + H2O
CuCI2 + Mg = Cu + MgCI2 =>
CuCI2 + Mg = Cu + MgCI2
Pb(NO3)2 + Kl = PbKl + Kl(NO3) =>
Pb(NO3)2 + 3 Kl = PbKl + 2 Kl(NO3)
CH3COOH + Sr(OH)2 = Sr + CO2 + H2O =>
CH3COOH + 4 Sr(OH)2 = 4 Sr + 2 CO2 + 6 H2O
BF3 + KOH = H3BO3 + KF =>
BF3 + 3 KOH = H3BO3 + 3 KF
Mg + FeCl3 = Mg(Cl2)3 + Fe =>
Mg + 2 FeCl3 = Mg(Cl2)3 + 2 Fe
C6H6 + HO2 = CO2 + H2O =>
C6H6 + 10 HO2 = 6 CO2 + 8 H2O
NaOH + CO2 = NaHCO3 = H2O =>
NaOH + CO2 = NaHCO3
V2N = V + N =>
V2N = 2 V + N
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
AlO3H3 = Al2O3 + H2O =>
2 AlO3H3 = Al2O3 + 3 H2O
H2S + Pb(NO3)2 = Pb2S2 + H(NO3) =>
2 H2S + 2 Pb(NO3)2 = Pb2S2 + 4 H(NO3)
Zn + Cu(NO3)2 = Cu3 + Zn(NO3)2 =>
3 Zn + 3 Cu(NO3)2 = Cu3 + 3 Zn(NO3)2
KNO3 + F = KF + NO3 =>
KNO3 + F = KF + NO3
C2H4Br2 + Mg = C2H4 + MgBr2 =>
C2H4Br2 + Mg = C2H4 + MgBr2
P4 + HCIO + H2O = H3PO4 + HCI =>
P4 + 10 HCIO + 6 H2O = 4 H3PO4 + 10 HCI
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