Équations équilibrées la veille |
6 CH3COOH + 2 Ga = 2 Ga(CH3COO)3 + 3 H2
NO + Cl2 + H2O = N2 + HClO =>
2 NO + 2 Cl2 + 2 H2O = N2 + 4 HClO
KMnO4 + KF + H2SO4 = K3MnF6 + K2SO4 + O2 + H2O =>
KMnO4 + 6 KF + 2 H2SO4 = K3MnF6 + 2 K2SO4 + O2 + 2 H2O
NH4S2O8 + CaO2H2 = CaS2O8 + NH4O2H2 =>
NH4S2O8 + CaO2H2 = CaS2O8 + NH4O2H2
C2H4O2KNO2 = KC2H3O2HNO2 =>
C2H4O2KNO2 = KC2H3O2HNO2
CrO4{-2} + Fe + H2O = Cr(OH)3 + Fe(OH)3 + OH{-} =>
CrO4{-2} + Fe + 4 H2O = Cr(OH)3 + Fe(OH)3 + 2 OH{-}
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Br5 + H2O = HBr + HBrO3 =>
6 Br5 + 15 H2O = 25 HBr + 5 HBrO3
CuSO4 + Na2SO4 = Cu(NaSO4)2 =>
CuSO4 + Na2SO4 = Cu(NaSO4)2
SC7433 = C + S8 =>
8 SC7433 = 59464 C + S8
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
H3PO4 = H2 + PO4 =>
2 H3PO4 = 3 H2 + 2 PO4
C3H7OH + Cl2 = C3H6ClO + HCl =>
2 C3H7OH + 3 Cl2 = 2 C3H6ClO + 4 HCl
Cu + H2SO4(sol) = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4(sol) = CuSO4 + 2 H2O + SO2
Ca3(PO)2 + SiO2 + C = CaSiO2 + P4 + CO =>
2 Ca3(PO)2 + 6 SiO2 + 4 C = 6 CaSiO2 + P4 + 4 CO
Ni + Br2 = NiBr2 =>
Ni + Br2 = NiBr2
MgCl2 + Ba = MgBa + Cl2 =>
MgCl2 + Ba = MgBa + Cl2
Fe + Cu2SO4 = FeSO4 + Cu =>
Fe + Cu2SO4 = FeSO4 + 2 Cu
Ba(NO3)2 + Na2SO4 = NaNO3 + BaSO4 =>
Ba(NO3)2 + Na2SO4 = 2 NaNO3 + BaSO4
NaOH + PbCl2 = NaCl2 + PbOH =>
NaOH + PbCl2 = NaCl2 + PbOH
Pb(No3)2 + Cl2 = PbCl2 + (No3)2 =>
Pb(No3)2 + Cl2 = PbCl2 + (No3)2
NaOH(aq) + SO2(aq) = NaHSO3(aq) =>
NaOH(aq) + SO2(aq) = NaHSO3(aq)
Pb(No3)2 + Cl2 = PbCl2 + (No3)2 =>
Pb(No3)2 + Cl2 = PbCl2 + (No3)2
Ca(OH)2 + CH3COOH = Ca(CH3COO)2 + H2O =>
Ca(OH)2 + 2 CH3COOH = Ca(CH3COO)2 + 2 H2O
K2[Be(OH)4] + H2SO4 = BeSO4 + H2O + K2SO4 =>
K2[Be(OH)4] + 2 H2SO4 = BeSO4 + 4 H2O + K2SO4
Ni + HNO3 = Ni(NO3)2 + NO2 + H2O =>
Ni + 4 HNO3 = Ni(NO3)2 + 2 NO2 + 2 H2O
C + H2O = C2H4 + O3 =>
6 C + 6 H2O = 3 C2H4 + 2 O3
KI + K2Cr2O7 + H2SO4 = I2 + Cr2(SO)4 + K2SO4 + H2O =>
28 KI + K2Cr2O7 + 19 H2SO4 = 14 I2 + Cr2(SO)4 + 15 K2SO4 + 19 H2O
Si + Pb3O4 = SiO2 + Pb =>
2 Si + Pb3O4 = 2 SiO2 + 3 Pb
Al(OH)3 + NaOH = AlNa3 + H2O2 =>
Al(OH)3 + 3 NaOH = AlNa3 + 3 H2O2
Al4C3(s) + H2O(l) = Al(OH)3 + CH4(g) =>
Al4C3(s) + 12 H2O(l) = 4 Al(OH)3 + 3 CH4(g)
AgNO3 + BaCl2 = Ba(NO3)2 + AgCl =>
2 AgNO3 + BaCl2 = Ba(NO3)2 + 2 AgCl
Bi2O3 + Ta2O5 = Bi3TaO7 =>
3 Bi2O3 + Ta2O5 = 2 Bi3TaO7
HBrO3 = H2 + Br + O2 =>
2 HBrO3 = H2 + 2 Br + 3 O2
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
CD(OH)2 = CDO + H2O =>
CD(OH)2 = CDO + H2O
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
NiCl2 + NH3 = Ni(NH3)2 + Cl =>
NiCl2 + 2 NH3 = Ni(NH3)2 + 2 Cl
Ca + Zn2 = Ca2Zn =>
4 Ca + Zn2 = 2 Ca2Zn
P2O5 + HNO3 = N2O5 + H3PO4 =>
P2O5 + 6 HNO3 = 3 N2O5 + 2 H3PO4
Nd2O3 + Li2B4O7 + Nb2O5 = NdLiNbO3 + B2O3 + O2 =>
2 Nd2O3 + 2 Li2B4O7 + 2 Nb2O5 = 4 NdLiNbO3 + 4 B2O3 + 3 O2
SO4 + H2S = S8 + H2O =>
8 SO4 + 32 H2S = 5 S8 + 32 H2O
ZnO + NO2 + O2 = Zn(NO3)2 =>
2 ZnO + 4 NO2 + O2 = 2 Zn(NO3)2
Br2(l) + MgI2(aq) = MgBr2(aq) + I2(s) =>
Br2(l) + MgI2(aq) = MgBr2(aq) + I2(s)
FeSO4 + H2S = FeS + H2SO4 =>
FeSO4 + H2S = FeS + H2SO4
Na2O + AgC2H3O2 = NaC2H3O2 + Ag2O =>
Na2O + 2 AgC2H3O2 = 2 NaC2H3O2 + Ag2O
Li + NaNO3 = LiNO3 + Na =>
Li + NaNO3 = LiNO3 + Na
IK + KMnO4 + H2SO4 = I2 + MnSO4 + K2SO4 + H2O =>
10 IK + 2 KMnO4 + 8 H2SO4 = 5 I2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
C6H12O6 + Cu(OH)2 = C5H11O5COOH + Cu2O + H2O =>
C6H12O6 + 2 Cu(OH)2 = C5H11O5COOH + Cu2O + 2 H2O
Rb(s) + O2 = Rb2O =>
4 Rb(s) + O2 = 2 Rb2O
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