Équations équilibrées la veille |
K2S + CdCl2 = CdS + 2 KCl
CH3CH2CH2CH(OH)CH3 + KMnO4 + H2SO4 = CH3CH2CH2C(O)CH3 + MnSO4 + H2O + K2SO4 =>
5 CH3CH2CH2CH(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2CH2C(O)CH3 + 2 MnSO4 + 8 H2O + K2SO4
Mg2Fe(CN)6 + V(NO3)7 = V4(Fe(CN)6)7 + Mg(NO3)2 =>
7 Mg2Fe(CN)6 + 4 V(NO3)7 = V4(Fe(CN)6)7 + 14 Mg(NO3)2
Ng + HNO3 = Ng(NO3)2 + H2O + NO =>
3 Ng + 8 HNO3 = 3 Ng(NO3)2 + 4 H2O + 2 NO
Ni(NO3)2 + Na2CO3 + H2O = (NiOH)2CO3 + NaNO3 + CO2 =>
2 Ni(NO3)2 + 2 Na2CO3 + H2O = (NiOH)2CO3 + 4 NaNO3 + CO2
KCr + PbN = KN + PbCr =>
KCr + PbN = KN + PbCr
Na2Co3 + H2O = NaHCo3 + NaOH =>
Na2Co3 + H2O = NaHCo3 + NaOH
Li + HNO3 = LiNO3 + H2O + NH3 =>
8 Li + 9 HNO3 = 8 LiNO3 + 3 H2O + NH3
NH4Cl + NH3 + H2O = ClOH + NH4 =>
NH4Cl + NH3 + H2O = ClOH + 2 NH4
KHSO3 + Ca(OH)2 = CaSO3 + KOH + H2O =>
KHSO3 + Ca(OH)2 = CaSO3 + KOH + H2O
BaSO4 + Fe = BaFe + SO4 =>
BaSO4 + Fe = BaFe + SO4
Cr2O7{2-} + C + H{+} = Cr3{+} + H2O + CO2 =>
6 Cr2O7{2-} + 17 C + 16 H{+} = 4 Cr3{+} + 8 H2O + 17 CO2
Ag2O + NH3 + H2O = (Ag(NH3)2OH) =>
Ag2O + 4 NH3 + H2O = 2(Ag(NH3)2OH)
Al(OH)3 + HCl = Cl(OH)3 + AlH =>
Al(OH)3 + HCl = Cl(OH)3 + AlH
NH3 + H{+} + SO4{2-} = N2 + SO2 + H2O =>
2 NH3 + 6 H{+} + 3 SO4{2-} = N2 + 3 SO2 + 6 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
C + Li = CLi4 =>
C + 4 Li = CLi4
Na + H2O + MnSO4 = H2 + Mn(OH)2 + Na2SO4 =>
2 Na + 2 H2O + MnSO4 = H2 + Mn(OH)2 + Na2SO4
CH3Cl + H2 = CH4 + Cl2 =>
2 CH3Cl + H2 = 2 CH4 + Cl2
Co3 + Ca = Co3Ca =>
Co3 + Ca = Co3Ca
N2O4 + N2OH4 = N2 + H2O =>
N2O4 + 4 N2OH4 = 5 N2 + 8 H2O
Mg2(SO4)2 + NaCl = Na2(SO4) + MgCl2 =>
Mg2(SO4)2 + 4 NaCl = 2 Na2(SO4) + 2 MgCl2
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) = =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)PO4*12MoO3 + NH4NO3 + H2O =>
4 H3PO4 + 48(NH4)2MoO4 + 94 HNO3 = 4(NH4)PO4*12MoO3 + 93 NH4NO3 + 51 H2O
Na(s) + F2(g) = NaF(s) =>
2 Na(s) + F2(g) = 2 NaF(s)
CaCl2 + Na2CO3 = NaCl(aq) + CaCO3 =>
CaCl2 + Na2CO3 = 2 NaCl(aq) + CaCO3
HBr + KMnO4 = KBr + MnBr2 + Br2 + H2O =>
16 HBr + 2 KMnO4 = 2 KBr + 2 MnBr2 + 5 Br2 + 8 H2O
KMnO4 + Zn + H2SO4 = ZnSO4 + MnO2 + H2O + K2SO4 =>
2 KMnO4 + 3 Zn + 4 H2SO4 = 3 ZnSO4 + 2 MnO2 + 4 H2O + K2SO4
Pb + CrCl3 = PbCl2 + Cr =>
3 Pb + 2 CrCl3 = 3 PbCl2 + 2 Cr
Cl2 + C6H12 + NaBr = Cl2Na + C6H12Br =>
Cl2 + C6H12 + NaBr = Cl2Na + C6H12Br
C5H8 + K2Cr2O7 + H2SO4 = C6H5COOH + K2SO4 + Cr2(SO4)3 + H2O =>
21 C5H8 + 23 K2Cr2O7 + 92 H2SO4 = 15 C6H5COOH + 23 K2SO4 + 23 Cr2(SO4)3 + 131 H2O
(C17H31COO)3C3H5 + KOH = C17H31COOK + C3H5(OH)3 =>
(C17H31COO)3C3H5 + 3 KOH = 3 C17H31COOK + C3H5(OH)3
(NH4)2S + H2O = NH4OH + NH4HS =>
(NH4)2S + H2O = NH4OH + NH4HS
P2S5 + O2 = P2O3 + SO2 =>
2 P2S5 + 13 O2 = 2 P2O3 + 10 SO2
CuO + FeS = Cu2S + SO2 + FeO =>
6 CuO + 4 FeS = 3 Cu2S + SO2 + 4 FeO
CrO3 + NO = NO2 + Cr2O3 =>
2 CrO3 + 3 NO = 3 NO2 + Cr2O3
(NH4)2S + H2O = NH4OH + NH4HS =>
(NH4)2S + H2O = NH4OH + NH4HS
Bi(OH)3 + K2S2O8 + KOH = S + H2O + KBiO3 =>
7 Bi(OH)3 + K2S2O8 + 5 KOH = 2 S + 13 H2O + 7 KBiO3
(NH4)2S + H2O = NH4OH + NH4HS =>
(NH4)2S + H2O = NH4OH + NH4HS
KMnO4 + MnSO4 + H2O = H2MnO3 + K2SO4 + H2SO4 =>
2 KMnO4 + 3 MnSO4 + 7 H2O = 5 H2MnO3 + K2SO4 + 2 H2SO4
H2SO3 + H2O + I = H2SO4 + HI =>
H2SO3 + H2O + 2 I = H2SO4 + 2 HI
Zn + NbF2Cl2 = ZnF2 + ZnCl2 + Nb =>
2 Zn + NbF2Cl2 = ZnF2 + ZnCl2 + Nb
Fe(OH)3 + C = CO2 + Fe + H2O =>
4 Fe(OH)3 + 3 C = 3 CO2 + 4 Fe + 6 H2O
CH3CH2CCH(g) + Br2 = CH3CH2CBr2CHBr2 =>
CH3CH2CCH(g) + 2 Br2 = CH3CH2CBr2CHBr2
C2H4O2 + K2SO3 = KC2H3O2 + H2O + SO2 =>
2 C2H4O2 + K2SO3 = 2 KC2H3O2 + H2O + SO2
KI + Hg(NO3)2 = K2HgI4 + KNO3 =>
4 KI + Hg(NO3)2 = K2HgI4 + 2 KNO3
(NH4)2CO3 + MgCl2 = NH4Cl + MgCO3 =>
(NH4)2CO3 + MgCl2 = 2 NH4Cl + MgCO3
CH30H + O2 = CH2 + H2O =>
4 CH30H + 29 O2 = 4 CH2 + 58 H2O
SnCl2 + K2CrO7 + HCl = SnCl4 + CrCl3 + H2O + KCl =>
9 SnCl2 + 2 K2CrO7 + 28 HCl = 9 SnCl4 + 2 CrCl3 + 14 H2O + 4 KCl
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