Équations équilibrées la veille |
H2S + 2 KOH = K2S + 2 H2O
Nb(NO3)3 + Al + KOH = Nb + NH3 + KAlO2 =>
Nb(NO3)3 + 9 Al + 9 KOH = Nb + 3 NH3 + 9 KAlO2
HNO3 + Cu + H2SO4 = CuSO4 + NO2 + H2O =>
2 HNO3 + Cu + H2SO4 = CuSO4 + 2 NO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cr(NO3)3 + NH4F = Cr(OH)3 + HF + HNO3 + N2 =>
3 Cr(NO3)3 + 5 NH4F = 3 Cr(OH)3 + 5 HF + 6 HNO3 + 4 N2
MgCl2 + H2SO4 = MgSO4 + ClH =>
MgCl2 + H2SO4 = MgSO4 + 2 ClH
C13H22O23 + H2SO4 = CO2 + SO2 + H2O =>
C13H22O23 + 14 H2SO4 = 13 CO2 + 14 SO2 + 25 H2O
Cr(NO3)3 + NH4F = Cr(OH)3 + HF + HNO3 + N2 =>
3 Cr(NO3)3 + 5 NH4F = 3 Cr(OH)3 + 5 HF + 6 HNO3 + 4 N2
NH4{+} + NaOH = NH4(OH) + Na{+} =>
NH4{+} + NaOH = NH4(OH) + Na{+}
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
InCl3 + Mg = MgCl2 + In =>
2 InCl3 + 3 Mg = 3 MgCl2 + 2 In
CH4 = C + H2 =>
CH4 = C + 2 H2
C5H6O + O2 = CO2 + H2O =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O
NH4OH + FePO4 = (NH4)3PO4 + Fe(OH)3 =>
3 NH4OH + FePO4 = (NH4)3PO4 + Fe(OH)3
Cr(NO3)3 + NH4F = Cr(OH)3 + HF + HNO3 + N2 =>
3 Cr(NO3)3 + 5 NH4F = 3 Cr(OH)3 + 5 HF + 6 HNO3 + 4 N2
Pb(SO4)2 + Li(NO3) = Pb(NO3)2 + Li(SO4) =>
Pb(SO4)2 + 2 Li(NO3) = Pb(NO3)2 + 2 Li(SO4)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
BaBr2 + K2(SO4) = Ba(SO4) + KBr =>
BaBr2 + K2(SO4) = Ba(SO4) + 2 KBr
CuSO4 + Na2O2H2 = Cu(OH)2 + Na2(SO4) =>
CuSO4 + Na2O2H2 = Cu(OH)2 + Na2(SO4)
Mg(OH)2 + NaI = NaOH + MgI2 =>
Mg(OH)2 + 2 NaI = 2 NaOH + MgI2
H{+} + [Al(OH)4]{-} = Al(OH)3 + H2O =>
H{+} + [Al(OH)4]{-} = Al(OH)3 + H2O
H2O(liquid) = H2O =>
H2O(liquid) = H2O
CaCl2 + NaNO3 = NaCl2 + CaNO3 =>
CaCl2 + NaNO3 = NaCl2 + CaNO3
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Cr(NO3)3 + NH4F = Cr(OH)3 + HF + HNO3 + N2 =>
3 Cr(NO3)3 + 5 NH4F = 3 Cr(OH)3 + 5 HF + 6 HNO3 + 4 N2
C13H22O23 + H2SO4 = CO2 + SO2 + H2O =>
C13H22O23 + 14 H2SO4 = 13 CO2 + 14 SO2 + 25 H2O
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
B2H6 + O2 = B2O3 + H2O =>
B2H6 + 3 O2 = B2O3 + 3 H2O
Mn(NO3)2 + (NH4)2S2O8 + H2O = HMnO4 + HNO3 + NH4HSO4 =>
2 Mn(NO3)2 + 5(NH4)2S2O8 + 8 H2O = 2 HMnO4 + 4 HNO3 + 10 NH4HSO4
Cr(NO3)3 + NH4F = Cr(OH)3 + HF + HNO3 + N2 =>
3 Cr(NO3)3 + 5 NH4F = 3 Cr(OH)3 + 5 HF + 6 HNO3 + 4 N2
CH4 + H2O = C(OH)4 + H2 =>
CH4 + 4 H2O = C(OH)4 + 4 H2
CrBr3 + O2 = Br2 + CrO =>
2 CrBr3 + O2 = 3 Br2 + 2 CrO
K + H2SO4 = S + K2SO4 + H2O =>
6 K + 4 H2SO4 = S + 3 K2SO4 + 4 H2O
CH3OHH2SO4 = CH3OH3SO4 =>
CH3OHH2SO4 = CH3OH3SO4
CoCl2 + NaOH = Co(OH) + NaCl2 =>
CoCl2 + NaOH = Co(OH) + NaCl2
Pd + F2 = PdF4 =>
Pd + 2 F2 = PdF4
Ba(NO3)2 + NH4 = Ba + NH4NO3 =>
Ba(NO3)2 + 2 NH4 = Ba + 2 NH4NO3
Cr(NO3)3 + NH4F = Cr(OH)3 + HF + HNO3 + N2 =>
3 Cr(NO3)3 + 5 NH4F = 3 Cr(OH)3 + 5 HF + 6 HNO3 + 4 N2
ZnO + NaOH = Na2 + ZnO2 + H2O =>
ZnO + 2 NaOH = Na2 + ZnO2 + H2O
CaCl2 + NaNO3 = NaCl2 + CaNO3 =>
CaCl2 + NaNO3 = NaCl2 + CaNO3
H2SO4 + Na3CO3 = CO2 + H2O + Na3SO4 =>
H2SO4 + Na3CO3 = CO2 + H2O + Na3SO4
UO2 + Cr2O7{2-} + H{+} = UO2{2+} + Cr{3+} + H2O =>
3 UO2 + Cr2O7{2-} + 14 H{+} = 3 UO2{2+} + 2 Cr{3+} + 7 H2O
Li + H2 = Li3H =>
6 Li + H2 = 2 Li3H
CH3CH(NH2)COOH + NaOH = CH3CH(NH2)COONa + H2O =>
CH3CH(NH2)COOH + NaOH = CH3CH(NH2)COONa + H2O
iron + HCl = ironchloride + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
BaNO2 + NaSO4 = BaSO4 + NaNO2 =>
BaNO2 + NaSO4 = BaSO4 + NaNO2
Cr(NO3)3 + NH4F = Cr(OH)3 + HF + HNO3 + N2 =>
3 Cr(NO3)3 + 5 NH4F = 3 Cr(OH)3 + 5 HF + 6 HNO3 + 4 N2
CI2 + KI = KCI + I2 =>
CI2 + KI = KCI + I2
Al2O3 + Cu(OH)2 = CuAl2O4 + H2O =>
Al2O3 + Cu(OH)2 = CuAl2O4 + H2O
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
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