Équations équilibrées la veille |
18 ZnS(s) + 9 O2(g) = 18 ZnO(s) + 2 S8(S)
Na2S + HCl = SH2 + NaCl =>
Na2S + 2 HCl = SH2 + 2 NaCl
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
MgCl2 + K2CO3 = KCl + MgCO3 =>
MgCl2 + K2CO3 = 2 KCl + MgCO3
Co(NO3)2 + CHCOOH = CoCOOH + CH(NO3)2 =>
Co(NO3)2 + CHCOOH = CoCOOH + CH(NO3)2
H2 + I = IH =>
H2 + 2 I = 2 IH
C2H5NO + H2O = N2O4 + C2H4O2 + H2 =>
2 C2H5NO + 6 H2O = N2O4 + 2 C2H4O2 + 7 H2
K2MnO4 + Na2S2O3 + HCl = KCl + MnCl2 + NaCl + H2SO3 + H2O =>
K2MnO4 + Na2S2O3 + 6 HCl = 2 KCl + MnCl2 + 2 NaCl + 2 H2SO3 + H2O
NaF + LiCl = LiF + NaCl =>
NaF + LiCl = LiF + NaCl
Fe2P + HCl = FeCl2 + PH3 + H2 =>
2 Fe2P + 8 HCl = 4 FeCl2 + 2 PH3 + H2
C3H8O3 + CO2 = CH3COOH + H2O =>
4 C3H8O3 + 2 CO2 = 7 CH3COOH + 2 H2O
KIO3 + KI + H2O = KOH + I2O =>
2 KIO3 + 4 KI + 3 H2O = 6 KOH + 3 I2O
K2Cr2O7 + SO2 + H2SO4 + H2O = KCr(SO4)2*12H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 + 23 H2O = 2 KCr(SO4)2*12H2O
Na2HCO3 + CH3COOH = CH3COOHNa + H2O + CO2 =>
8 Na2HCO3 + 17 CH3COOH = 16 CH3COOHNa + 6 H2O + 10 CO2
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
Cr2(SO4)3(s) + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3(s) + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
NaSCN + Ba(NO3)2 = NaNO3 + Ba(SCN)2 =>
2 NaSCN + Ba(NO3)2 = 2 NaNO3 + Ba(SCN)2
LiNO3 + CaBr3 = CaNO3 + LiBr3 =>
LiNO3 + CaBr3 = CaNO3 + LiBr3
SiH4 + H2O = Si(OH)4 + H2 =>
SiH4 + 4 H2O = Si(OH)4 + 4 H2
Al + Cu2O = AlO2 + Cu =>
Al + 2 Cu2O = AlO2 + 4 Cu
PbS2 + HNO3 = Pb(NO3) + H2O + NO + S =>
3 PbS2 + 4 HNO3 = 3 Pb(NO3) + 2 H2O + NO + 6 S
Na2SO3 + I2 + H2O = NaI + Na2SO4 + H2SO3 =>
2 Na2SO3 + I2 + H2O = 2 NaI + Na2SO4 + H2SO3
Cr + NiSO4 = CrSO4 + Ni =>
Cr + NiSO4 = CrSO4 + Ni
FeAsS + HNO3 = FeSO4 + As2O5 + NO2 + H2O =>
2 FeAsS + 26 HNO3 = 2 FeSO4 + As2O5 + 26 NO2 + 13 H2O
FeCl2 + K2CO3 = K2Cl2 + FeCO3 =>
FeCl2 + K2CO3 = K2Cl2 + FeCO3
Na2CO3(aq) + CH3CO2H(aq) = NaCH3CO2(aq) + CO3(g) + H2(g) =>
Na2CO3(aq) + 2 CH3CO2H(aq) = 2 NaCH3CO2(aq) + CO3(g) + H2(g)
NaCl(aq) + AgNO3(aq) = AgCl(s) + NaNO3 =>
NaCl(aq) + AgNO3(aq) = AgCl(s) + NaNO3
NaHCO3 + C2H4O2 = H2O + CO2 + Na =>
8 NaHCO3 + C2H4O2 = 6 H2O + 10 CO2 + 8 Na
C2H5Br + O2 = CO2 + CBr + H2O =>
4 C2H5Br + 9 O2 = 4 CO2 + 4 CBr + 10 H2O
P4 + H2O = H2PO2 + P2H4 =>
P4 + 4 H2O = 2 H2PO2 + P2H4
HNO3 + Cu = (CuNO3)2 + NO2 + H2O =>
4 HNO3 + 2 Cu = (CuNO3)2 + 2 NO2 + 2 H2O
NaOH + NaHSO3 = NaSO3 + Na + H2O =>
NaOH + NaHSO3 = NaSO3 + Na + H2O
C32H66 + O2 = CO + H2O =>
2 C32H66 + 65 O2 = 64 CO + 66 H2O
NSO2H5 + O2 = NSO4H5 =>
NSO2H5 + O2 = NSO4H5
Mn(OH)2 + HCl = Mn + Cl + H2O =>
Mn(OH)2 + 2 HCl = Mn + 2 Cl + 2 H2O
(Ca(OH)2) = Ca + H2O2 =>
(Ca(OH)2) = Ca + H2O2
NH4OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 HOH
K2SO4 + HgSO4 + NaCl = K2[HgCl4] + Na2SO4 =>
K2SO4 + HgSO4 + 4 NaCl = K2[HgCl4] + 2 Na2SO4
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
K + Co = KCo =>
K + Co = KCo
Mg + Br1 = MgBr2 =>
Mg + 2 Br1 = MgBr2
H + Pb(OH)42{-} + ClO = PbO2 + Cl{-} + H2O =>
40 H + Pb(OH)42{-} + ClO = PbO2 + Cl{-} + 41 H2O
sodiumsulfate + calciumchloride = sodiumchloride + calciumsulfate =>
Na2SO4 + CaCl2 = 2 NaCl + CaSO4
H3PO4 + C = P + CO + H2O =>
2 H3PO4 + 5 C = 2 P + 5 CO + 3 H2O
K2(CO3)CaCO3 = CaK2(CO3)2 =>
K2(CO3)CaCO3 = CaK2(CO3)2
Fe(CN)6{3-} + Cr2O7{2-} + H3O{+} = CO2 + Fe{3+} + Cr{3+} + NO3{-} + H2O =>
Fe(CN)6{3-} + 10 Cr2O7{2-} + 80 H3O{+} = 6 CO2 + Fe{3+} + 20 Cr{3+} + 6 NO3{-} + 120 H2O
Cl + BaBr2 = BaCl2 + Br =>
2 Cl + BaBr2 = BaCl2 + 2 Br
NAl + F2 = FAl + N2 =>
2 NAl + F2 = 2 FAl + N2
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
H2SO4 + KClO3 = K2SO4 + ClO2 + H2O + KClO4 =>
H2SO4 + 3 KClO3 = K2SO4 + 2 ClO2 + H2O + KClO4
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