Équations équilibrées la veille |
HgS + S{-2} = HgS2{-2}
Na(s) + KNO3 = K2O(s) + Na2O(s) + N2(g) =>
10 Na(s) + 2 KNO3 = K2O(s) + 5 Na2O(s) + N2(g)
C2H4 + O2 = CO2 + H2H =>
3 C2H4 + 6 O2 = 6 CO2 + 4 H2H
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + Water =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Cu(OAc)2 + H2O = CuO + H + OAc =>
Cu(OAc)2 + H2O = CuO + 2 H + 2 OAc
KNO3 + Al + H2O + KOH = NH3*H2O + KAl(OH)4 =>
3 KNO3 + 8 Al + 21 H2O + 5 KOH = 3 NH3*H2O + 8 KAl(OH)4
Na2SO4(aq) + HCl(aq) = NaCl(aq) + H2(g) + SO4(aq) =>
Na2SO4(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2(g) + SO4(aq)
HCl(g) + AgNO3(cc) = AgCl(s) + HNO3(g) =>
HCl(g) + AgNO3(cc) = AgCl(s) + HNO3(g)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H + NaOH = NaH2O =>
H + NaOH = NaH2O
HCl + Mg(OH)2 = Mg(Cl)2 + H2O =>
2 HCl + Mg(OH)2 = Mg(Cl)2 + 2 H2O
FeSO4 = Fe2O3 + SO2 + SO33 =>
62 FeSO4 = 31 Fe2O3 + 61 SO2 + SO33
H2 + V2O5 = V + H2O =>
5 H2 + V2O5 = 2 V + 5 H2O
CH3CH2CH2OH(l) + CH3COOH(l) = CH3COOCH2CH2CH3(l) + H2O(l) =>
CH3CH2CH2OH(l) + CH3COOH(l) = CH3COOCH2CH2CH3(l) + H2O(l)
NH3HNO3 = (NH4)(NO3) =>
NH3HNO3 = (NH4)(NO3)
HC1 + MnO2 = MnC2 + C + H2O =>
4 HC1 + MnO2 = MnC2 + 2 C + 2 H2O
HCH2CHCO2 + OH = C6H8O7 + H2O =>
2 HCH2CHCO2 + 6 OH = C6H8O7 + 3 H2O
Copper(II)oxide + sulfuricacid = copper(II)sulfate + water =>
CuO + H2SO4 = CuSO4 + H2O
Li2S(aq) + CoCl3(aq) = Li2Cl3(aq) + CoS(s) =>
Li2S(aq) + CoCl3(aq) = Li2Cl3(aq) + CoS(s)
Mo(CO)6 + HY + ONX = Mo2Y4 + CO2 + H2 + NX =>
2 Mo(CO)6 + 4 HY + 12 ONX = Mo2Y4 + 12 CO2 + 2 H2 + 12 NX
NaH + I = NaI + H2 =>
2 NaH + 2 I = 2 NaI + H2
Zn(s) + H(aq) = HZn =>
Zn(s) + H(aq) = HZn
C6H5CH3 + O = C6H5CHO + H2 =>
C6H5CH3 + O = C6H5CHO + H2
Na2SO4(s) + C(s) = Na2S(s) + CO(g) =>
Na2SO4(s) + 4 C(s) = Na2S(s) + 4 CO(g)
Fe(NO3){-}1 + Ca = Ca(NO3){-}1 + Fe =>
Fe(NO3){-}1 + Ca = Ca(NO3){-}1 + Fe
Na2CrO4 + Ca(NO3)2 = Na2(NO3)2 + CaCrO4 =>
Na2CrO4 + Ca(NO3)2 = Na2(NO3)2 + CaCrO4
C2H4H2 + O2 = CO2 + H2O =>
2 C2H4H2 + 7 O2 = 4 CO2 + 6 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Cu(OH)2 + (H2SO4) = CuSO4 + H2O =>
Cu(OH)2 + (H2SO4) = CuSO4 + 2 H2O
Pt{+2} + H2 = Pt + H{+} =>
Pt{+2} + H2 = Pt + 2 H{+}
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
CH3CH2C(CH3)Br + AgNO3 + CH3CH2OH = CH3CH2C(CH3)OCH2CH3 + AgBr + HNO3 =>
CH3CH2C(CH3)Br + AgNO3 + CH3CH2OH = CH3CH2C(CH3)OCH2CH3 + AgBr + HNO3
LiClO + NaI + H2SO4 = I2 + LiCl + Na2SO4 + H2O =>
LiClO + 2 NaI + H2SO4 = I2 + LiCl + Na2SO4 + H2O
Fe2O3 + Na2SO4 = Fe2(SO4)3 + Na2O =>
Fe2O3 + 3 Na2SO4 = Fe2(SO4)3 + 3 Na2O
MnO2 + Fe{2+} + H2O = Fe(OH)3 + H{+} + Mn{2+} =>
MnO2 + 2 Fe{2+} + 4 H2O = 2 Fe(OH)3 + 2 H{+} + Mn{2+}
Mg + HCH3COO = Mg(CH3COO)2 + H =>
Mg + 2 HCH3COO = Mg(CH3COO)2 + 2 H
Ni + K3PO4 = NiPO4 + K =>
Ni + K3PO4 = NiPO4 + 3 K
FeSO4 + KOH = FeO2H2 + K2SO4 =>
FeSO4 + 2 KOH = FeO2H2 + K2SO4
AgNO3 + Li2SO4 = Li2NO3 + AgSO4 =>
AgNO3 + Li2SO4 = Li2NO3 + AgSO4
CuC2H3O2 + H2O = HCu + C2H3O2OH =>
CuC2H3O2 + H2O = HCu + C2H3O2OH
CH3COCH3 + O2 = CO2 + HOH =>
CH3COCH3 + 4 O2 = 3 CO2 + 3 HOH
J2 + H3PO2 + H2O = H3PO4 + HJ =>
2 J2 + H3PO2 + 2 H2O = H3PO4 + 4 HJ
MnCl2 + LiNO3 + H2O = Li8Mn8O20 + HClO + H2 + NO2 =>
8 MnCl2 + 8 LiNO3 + 28 H2O = Li8Mn8O20 + 16 HClO + 20 H2 + 8 NO2
NiCl3 + O = NiO + Cl2O5 =>
2 NiCl3 + 17 O = 2 NiO + 3 Cl2O5
Al2(SO4)3 + K2CO3 + H2O = Al(OH)3 + K2(SO4) + CO2 =>
Al2(SO4)3 + 3 K2CO3 + 3 H2O = 2 Al(OH)3 + 3 K2(SO4) + 3 CO2
As2S3 + KNO3 + HCl = H3AsO4 + H2SO4 + NO2 + KCl + H2O =>
As2S3 + 28 KNO3 + 28 HCl = 2 H3AsO4 + 3 H2SO4 + 28 NO2 + 28 KCl + 8 H2O
Fe(NO3)3 + Na2CrO4 = Fe2(CrO4)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2CrO4 = Fe2(CrO4)3 + 6 NaNO3
CuCO3(s) + O2(g) = CO2(g) + CuO2(g) =>
2 CuCO3(s) + O2(g) = 2 CO2(g) + 2 CuO2(g)
Fe + NH3 = Fe(NH2)3 + H2 =>
2 Fe + 6 NH3 = 2 Fe(NH2)3 + 3 H2
Fe + Mg(No3)2 = Mg + Fe(No3)3 =>
2 Fe + 3 Mg(No3)2 = 3 Mg + 2 Fe(No3)3
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