Équations équilibrées la veille |
3 MgO + 2 H3P = Mg3P2 + 3 H2O
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na2(NO3)2 =>
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na2(NO3)2
Ag + Cl = AgCl =>
Ag + Cl = AgCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na(OH) + H2S2O7 = Na2S2O7 + H2O =>
2 Na(OH) + H2S2O7 = Na2S2O7 + 2 H2O
KMnO3 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO3 + 12 HCl = 2 KCl + 2 MnCl2 + 3 Cl2 + 6 H2O
CuCl2 + H3PO4 = Cu3(PO4)2 + HCl =>
3 CuCl2 + 2 H3PO4 = Cu3(PO4)2 + 6 HCl
N2O4 + H2O = HNO3 + HNO2 =>
N2O4 + H2O = HNO3 + HNO2
NO2 + CrO2 = Cr + NO3 =>
2 NO2 + CrO2 = Cr + 2 NO3
NH3 + HNO2 = NH + H2O =>
2 NH3 + HNO2 = 3 NH + 2 H2O
Al + S8 = Al2S32 =>
2 Al + 4 S8 = Al2S32
Cr4OH + H2O2 + NaOH = Na2Cr2O7 + H2O =>
2 Cr4OH + 23 H2O2 + 8 NaOH = 4 Na2Cr2O7 + 28 H2O
CaCO3 + H2S + O2 = CaSO4 + CO2 + H2O =>
CaCO3 + H2S + 2 O2 = CaSO4 + CO2 + H2O
Li(OH) + HClO3 = LiClO3 + H2O =>
Li(OH) + HClO3 = LiClO3 + H2O
N2H5Cl + K2O2 = N2 + Cl2 + KOH =>
2 N2H5Cl + 5 K2O2 = 2 N2 + Cl2 + 10 KOH
NaCl + NaHCO3 = Na2CO3 + HCl =>
NaCl + NaHCO3 = Na2CO3 + HCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CrO3 + H2SO4 + C6H12O6 = Cr(OH)SO4 + CO2 + H2O =>
8 CrO3 + 8 H2SO4 + C6H12O6 = 8 Cr(OH)SO4 + 6 CO2 + 10 H2O
PbO + Ca(CN)2 = Pb(CN)2 + CaO =>
PbO + Ca(CN)2 = Pb(CN)2 + CaO
Na2B4O7*20(H2O) + AgNO3 = AgBO2 + B2O3 + Na + NO3 + (H2O) =>
Na2B4O7*20(H2O) + 2 AgNO3 = 2 AgBO2 + B2O3 + 2 Na + 2 NO3 + 20(H2O)
KOH + H2CO3 = KO2 + H2O + C =>
4 KOH + 3 H2CO3 = 4 KO2 + 5 H2O + 3 C
Na3PO4 + NaCl = NaPO4 + Na3Cl =>
Na3PO4 + NaCl = NaPO4 + Na3Cl
CuCl2 + Mg = MgCl2Cu =>
CuCl2 + Mg = MgCl2Cu
CH3CH2CH(CH3)COOH + CH3CH2OH = CH3CH2CH(CH3)COOCH2CH3 + H2O =>
CH3CH2CH(CH3)COOH + CH3CH2OH = CH3CH2CH(CH3)COOCH2CH3 + H2O
ReO4 + H2O = HReO4 + O2 =>
4 ReO4 + 2 H2O = 4 HReO4 + O2
HSO4 + LiOH = H2O + LiSO4 =>
HSO4 + LiOH = H2O + LiSO4
FeSO4 + FeCl3 = FeCl2 + Fe2(SO4)3 =>
3 FeSO4 + 2 FeCl3 = 3 FeCl2 + Fe2(SO4)3
BaCl2 + Na2CrO4 = BaCrO4 + Na2Cl2 =>
BaCl2 + Na2CrO4 = BaCrO4 + Na2Cl2
Fe + S + HCl = FeH + SCl =>
Fe + S + HCl = FeH + SCl
SO3 = S + O2 =>
2 SO3 = 2 S + 3 O2
CuCNKCN = KCu(CN)2 =>
CuCNKCN = KCu(CN)2
CH3CH(OH)COOH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3C(O)COOH =>
5 CH3CH(OH)COOH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 8 H2O + 5 CH3C(O)COOH
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
ClAg = AgCl =>
ClAg = AgCl
Sr3N2 + Re2(SO4)7 = Sr1(SO4)1 + Re3N7 =>
7 Sr3N2 + 3 Re2(SO4)7 = 21 Sr1(SO4)1 + 2 Re3N7
C3H8 + HCl = C3H7Cl + H2 =>
C3H8 + HCl = C3H7Cl + H2
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na2(NO3)2 =>
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na2(NO3)2
Cd = Cd{2+} + e =>
Cd = Cd{2+} + 2e
NH3 + O3 = NH4NO3 + O2 + H2O =>
2 NH3 + 4 O3 = NH4NO3 + 4 O2 + H2O
Al(OH)3 + NaOH(exceso) = NaAlO2 + H2O =>
Al(OH)3 + NaOH(exceso) = NaAlO2 + 2 H2O
SC2O3 + SO3 = SC2(SO4)3 =>
SC2O3 + 3 SO3 = SC2(SO4)3
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
NaNO2(aq)HCl(aq) = NaCl(aq)HNO2(aq) =>
NaNO2(aq)HCl(aq) = NaCl(aq)HNO2(aq)
Cu + HCl + H2O2 = CuCl2 + H2O =>
Cu + 2 HCl + H2O2 = CuCl2 + 2 H2O
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na(NO3) =>
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + 2 Na(NO3)
N2O4 + H2O = HNO2 + O2 =>
2 N2O4 + 2 H2O = 4 HNO2 + O2
Na + Ca{2+} = Ca + Na{+} =>
2 Na + Ca{2+} = Ca + 2 Na{+}
H{+} + Cr2O7{2-} + C2H5OH = Cr{3+} + CO2 + H2O =>
16 H{+} + 2 Cr2O7{2-} + C2H5OH = 4 Cr{3+} + 2 CO2 + 11 H2O
HF + MgSiO3 = H2O + SiF4 + MgF2 =>
6 HF + MgSiO3 = 3 H2O + SiF4 + MgF2
CrO3 + Si = Cr + SiO2 =>
2 CrO3 + 3 Si = 2 Cr + 3 SiO2
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