Équations équilibrées la veille |
Pb + 2 H2CO3 = Pb(CO3)2 + 2 H2
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
C6H6Br + HNO3 = C6H5BrNO2 + H2O =>
C6H6Br + HNO3 = C6H5BrNO2 + H2O
Hg + H2SO4 = HgSO4 + H2 =>
Hg + H2SO4 = HgSO4 + H2
Ti + N2 = Ti3N4 =>
3 Ti + 2 N2 = Ti3N4
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
CaS2O3 + H2O = Ca(OH)2 + S + SO2 =>
CaS2O3 + H2O = Ca(OH)2 + S + SO2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH4N2S + CH3COOH = C23H32N2OS + H2O + CO2 =>
4 CH4N2S + 57 CH3COOH = 4 C23H32N2OS + 58 H2O + 26 CO2
CH4 + N2O = N2 + H2O + CO2 =>
CH4 + 4 N2O = 4 N2 + 2 H2O + CO2
MgO2(s) + HCl = MgCl + H2O + Cl2(g) =>
2 MgO2(s) + 8 HCl = 2 MgCl + 4 H2O + 3 Cl2(g)
K2CO3(aq) + HBr(aq) = KBr + H2CO3 =>
K2CO3(aq) + 2 HBr(aq) = 2 KBr + H2CO3
PCI = P + CI =>
PCI = P + CI
MnCl2 + Na2S2O8 + H2O = Na2MnO4 + NaCl + H2SO4 =>
MnCl2 + 2 Na2S2O8 + 4 H2O = Na2MnO4 + 2 NaCl + 4 H2SO4
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
HCOOHNaOH = HCOONaH2O =>
HCOOHNaOH = HCOONaH2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
CrI3 + KOH + CI = K2CrO4 + KIO4 + KCI + H2O =>
CrI3 + 32 KOH + 27 CI = K2CrO4 + 3 KIO4 + 27 KCI + 16 H2O
Hg + O = HgO =>
Hg + O = HgO
TiCl3 + NaOH = Ti(OH)3 + NaCl =>
TiCl3 + 3 NaOH = Ti(OH)3 + 3 NaCl
C2H60 + O2 = CH3COOH + H2O =>
C2H60 + 15 O2 = CH3COOH + 28 H2O
KReO4 + HCl + H3PO2 = K2Re2Cl8 + H2O + H3PO4 =>
2 KReO4 + 8 HCl + 2 H3PO2 = K2Re2Cl8 + 4 H2O + 2 H3PO4
Cu2SO4 + Pb(NO3)2 = PbSO4 + Cu(NO3) =>
Cu2SO4 + Pb(NO3)2 = PbSO4 + 2 Cu(NO3)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe(CN)3 + Ca = Fe + Ca(CN)2 =>
2 Fe(CN)3 + 3 Ca = 2 Fe + 3 Ca(CN)2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
Al2(SO4) + Cu(OH)2 = Cu(SO4) + Al(OH) =>
Al2(SO4) + Cu(OH)2 = Cu(SO4) + 2 Al(OH)
H3PO4 = H2O + H4P2O7 =>
2 H3PO4 = H2O + H4P2O7
P4 + O2 = P4O6 =>
P4 + 3 O2 = P4O6
Fe2(SO4)3 + BaCl2 = Fe2Cl6 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = Fe2Cl6 + 3 BaSO4
CH3CH2OH + K2CrO7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
9 CH3CH2OH + 4 K2CrO7 + 10 H2SO4 = 9 CH3COOH + 2 Cr2(SO4)3 + 4 K2SO4 + 19 H2O
HNO3 + H2SO4 + Hg = Hg2SO4 + H2O + NO =>
2 HNO3 + 3 H2SO4 + 6 Hg = 3 Hg2SO4 + 4 H2O + 2 NO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuSO4(H2O)5 + Na2CO3 = CuCO3Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4(H2O)5 + 2 Na2CO3 = CuCO3Cu(OH)2 + 2 Na2SO4 + CO2 + 9 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
Ca(OH)2 + HF = CaF2 + H2O =>
Ca(OH)2 + 2 HF = CaF2 + 2 H2O
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
MgCUCl2 = MgCl2CU =>
MgCUCl2 = MgCl2CU
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