Équations équilibrées la veille |
CH4 + 2 O2 = CO2 + 2 H2O
C7H7NO2 + KMnO4 = C7H5NO4 + MnO2 + K + H2O =>
2 C7H7NO2 + 3 KMnO4 = 2 C7H5NO4 + 3 MnO2 + 3 K + 2 H2O
Al(OH)3(s) = AlO(OH)1(s) + H2O(l) =>
Al(OH)3(s) = AlO(OH)1(s) + H2O(l)
K3N + MgSO4 = K2SO4 + Mg3N2 =>
2 K3N + 3 MgSO4 = 3 K2SO4 + Mg3N2
NaOH + C(O2) = (Na2)C(O3) + (H2)O =>
2 NaOH + C(O2) = (Na2)C(O3) + (H2)O
Na2B4O5(OH)4 + Al(NO3)3 = Al(OH)4 + Na2B4O5(NO3)3 =>
Na2B4O5(OH)4 + Al(NO3)3 = Al(OH)4 + Na2B4O5(NO3)3
P5O10 = P + O2 =>
P5O10 = 5 P + 5 O2
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
MgO + C6H8O6 = C12H14MgO12 + H2O =>
MgO + 2 C6H8O6 = C12H14MgO12 + H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
NaCl = Na + Cl2* =>
2 NaCl = 2 Na + Cl2*
Mg(SO4) + Cu = Cu(SO4) + Mg =>
Mg(SO4) + Cu = Cu(SO4) + Mg
C2H3COOH + C3H5(OH)3 = (CH3COO)3C3H5 + H2O =>
2 C2H3COOH + C3H5(OH)3 = (CH3COO)3C3H5 + H2O
C3H6 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
2 C3H6 + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
As2O3(s) + KMnO4(aq) + H2SO4(aq) + H2O = H3AsO4(aq) + MnSO4(aq) + K2SO4 =>
5 As2O3(s) + 4 KMnO4(aq) + 6 H2SO4(aq) + 9 H2O = 10 H3AsO4(aq) + 4 MnSO4(aq) + 2 K2SO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Na2PO3F = Na + P4 + O2 + F2 =>
4 Na2PO3F = 8 Na + P4 + 6 O2 + 2 F2
H2O + K = K2O4 + H6 =>
12 H2O + 6 K = 3 K2O4 + 4 H6
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg(O2) = Mg + O =>
Mg(O2) = Mg + 2 O
TiCl3 + NaClO4 = NaCl + Ti(ClO4)3 =>
TiCl3 + 3 NaClO4 = 3 NaCl + Ti(ClO4)3
NaNO3 + H2BO4 = Na2BO4 + HNO3 =>
2 NaNO3 + H2BO4 = Na2BO4 + 2 HNO3
CaSO4 + Al(OH) = Ca(OH) + Al(SO4) =>
CaSO4 + Al(OH) = Ca(OH) + Al(SO4)
Cu + S8 = CuS =>
8 Cu + S8 = 8 CuS
HCl + AgNO3 = HNO3 + AgCl =>
HCl + AgNO3 = HNO3 + AgCl
Cu2S + O2 = Cu2OSO2 =>
2 Cu2S + 3 O2 = 2 Cu2OSO2
K2SO3 + HCl = H2O + SO2 + KCl =>
K2SO3 + 2 HCl = H2O + SO2 + 2 KCl
KOOCCOONa + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O + Na2SO4 =>
10 KOOCCOONa + 4 KMnO4 + 16 H2SO4 = 20 CO2 + 4 MnSO4 + 7 K2SO4 + 16 H2O + 5 Na2SO4
NH3 + NH4Br + CoBr2 + H2O2 = Co(NH3)5Br3 + H2O =>
8 NH3 + 2 NH4Br + 2 CoBr2 + H2O2 = 2 Co(NH3)5Br3 + 2 H2O
CuBr2 + (NH4)2CO3 = CuCO3 + Br(NH4) =>
CuBr2 + (NH4)2CO3 = CuCO3 + 2 Br(NH4)
AgC2H3O2 + Zn3(PO4)2 = Zn(C2H3O2)2 + Ag3PO4 =>
6 AgC2H3O2 + Zn3(PO4)2 = 3 Zn(C2H3O2)2 + 2 Ag3PO4
F2 + AlCl3 = AlF3 + Cl2 =>
3 F2 + 2 AlCl3 = 2 AlF3 + 3 Cl2
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
C3H7Cl + KOH = C3H7OH + KCl =>
C3H7Cl + KOH = C3H7OH + KCl
MgCl2 + H2SO4 = MgSO4 + HCl =>
MgCl2 + H2SO4 = MgSO4 + 2 HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C3H8O2 + C3H8N2 = C6H6 + NO2 + H2 =>
4 C3H8O2 + 2 C3H8N2 = 3 C6H6 + 4 NO2 + 15 H2
BeSO4 + GaCl3 = BeCl2 + Ga2(SO4)3 =>
3 BeSO4 + 2 GaCl3 = 3 BeCl2 + Ga2(SO4)3
KBr2 + Li2S = K2S + LiBr2 =>
2 KBr2 + Li2S = K2S + 2 LiBr2
C5H803 + O2 = CO2 + H2O =>
4 C5H803 + 823 O2 = 20 CO2 + 1606 H2O
Na2SO3 + HMnO4 + KOH = K2MnO4 + Na2SO4 + H2O =>
Na2SO3 + 2 HMnO4 + 4 KOH = 2 K2MnO4 + Na2SO4 + 3 H2O
HNO3 + Pb = Pb(NO3)2H2 =>
2 HNO3 + Pb = Pb(NO3)2H2
K + L2 = KL =>
2 K + L2 = 2 KL
B2O3 + B = B6O =>
B2O3 + 16 B = 3 B6O
Cu2CO3 + Fe = Fe2(CO3)3 + Cu =>
3 Cu2CO3 + 2 Fe = Fe2(CO3)3 + 6 Cu
*2Ca + O2 = CaO =>
*2Ca + O2 = 2 CaO
Cu + Fe(NO3)2 = FeCu(NO3)2 =>
Cu + Fe(NO3)2 = FeCu(NO3)2
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