Équations équilibrées la veille |
3 C2H2 + 8 KMnO4 + 4 H2O = 3 C2H2O4 + 8 MnO2 + 8 KOH
CaO + H2O = HCa + O2 =>
4 CaO + 2 H2O = 4 HCa + 3 O2
CH3CH2COOH + CH3NHCH3 = CH3CH2COO + CH3NH2CH3 =>
CH3CH2COOH + CH3NHCH3 = CH3CH2COO + CH3NH2CH3
MgCl2 + NaHCO3 = MgCO3 + NaCl + H2O + CO2 =>
MgCl2 + 2 NaHCO3 = MgCO3 + 2 NaCl + H2O + CO2
C6H5NHCOCH3 + Br2 = C6H4BrNHCOCH3 + HBr =>
C6H5NHCOCH3 + Br2 = C6H4BrNHCOCH3 + HBr
Li2O + GaN = Li2N + GaO =>
Li2O + GaN = Li2N + GaO
C13H8O + NaBH4 = C13H10O + Na + B =>
2 C13H8O + NaBH4 = 2 C13H10O + Na + B
HCl + H2O2 = HOCl + H2O =>
HCl + H2O2 = HOCl + H2O
Mg + HClO3 = MgCl2 + H2O + Mg(ClO3)3 =>
13 Mg + 36 HClO3 = 3 MgCl2 + 18 H2O + 10 Mg(ClO3)3
KNO3 + Mg + S = K2S + MgO + N2 =>
2 KNO3 + 6 Mg + S = K2S + 6 MgO + N2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Sr(OH)2 + H2O = Sr*H2O + OH =>
Sr(OH)2 + H2O = Sr*H2O + 2 OH
C4H11NO + Na2CO3 = NaC4H9 + N2 + H2O + O2 =>
28 C4H11NO + 16 Na2CO3 = 32 NaC4H9 + 14 N2 + 10 H2O + 33 O2
K2CrO4 + NaI + H2O = Cr(OH)3 + KOH + NaOH + I2 =>
2 K2CrO4 + 6 NaI + 8 H2O = 2 Cr(OH)3 + 4 KOH + 6 NaOH + 3 I2
LiOH + H2O = H2Li + OH =>
LiOH + 2 H2O = H2Li + 3 OH
RhO2 + H2 = Rh + H2O =>
RhO2 + 2 H2 = Rh + 2 H2O
H2SO4 + Zn(OH)2 = H2(OH)2 + Zn(SO4) =>
H2SO4 + Zn(OH)2 = H2(OH)2 + Zn(SO4)
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
AuCl3 = Au + Cl =>
AuCl3 = Au + 3 Cl
Pb(ClO4)2 + NaCN = Pb(CN)2 + NaClO4 =>
Pb(ClO4)2 + 2 NaCN = Pb(CN)2 + 2 NaClO4
LiCl + Al = AlLi + Cl =>
LiCl + Al = AlLi + Cl
Fe(NH4)(SO4)2 + Cu = Cu(NH4)(SO4)2 + Fe =>
Fe(NH4)(SO4)2 + Cu = Cu(NH4)(SO4)2 + Fe
Al3 = Al4 =>
4 Al3 = 3 Al4
NaCl + Pb(No3)2 = Na(No3)2 + PbCl =>
NaCl + Pb(No3)2 = Na(No3)2 + PbCl
FeSO4 + K4(Fe(CN)6) = K2Fe(Fe(CN)6) + K2SO4 =>
FeSO4 + K4(Fe(CN)6) = K2Fe(Fe(CN)6) + K2SO4
C6H12O6Na + NaOH + O2 = Na2C2O3 + H2O =>
4 C6H12O6Na + 20 NaOH + 13 O2 = 12 Na2C2O3 + 34 H2O
Na2Co3 + H2O = NaHCo3 + NaOH =>
Na2Co3 + H2O = NaHCo3 + NaOH
Zn(OH)2 + (NH4)2CO3 = NH4OH + ZnCO3 =>
Zn(OH)2 + (NH4)2CO3 = 2 NH4OH + ZnCO3
Fe(H2O)6{3+} + CO3{2-} = Fe(OH)3(H2O) + CO2 + H2O =>
2 Fe(H2O)6{3+} + 3 CO3{2-} = 2 Fe(OH)3(H2O) + 3 CO2 + 7 H2O
I2 + Pb = Pb1I2 =>
I2 + Pb = Pb1I2
KOH + AgCl = KCl + AgOH =>
KOH + AgCl = KCl + AgOH
H3BO3 + NaOH = Na2B4O7* + H2O =>
4 H3BO3 + 2 NaOH = Na2B4O7* + 7 H2O
Ti(C2H3O2)3 + Cd = Cd(C2H3O2)2 + Ti =>
2 Ti(C2H3O2)3 + 3 Cd = 3 Cd(C2H3O2)2 + 2 Ti
LiH2PO4 + FeSO4*7H2O = LiFePO4 + H2O + H2SO4 =>
LiH2PO4 + FeSO4*7H2O = LiFePO4 + 7 H2O + H2SO4
K(O2) + CO2 = O2 + K2CO3 =>
4 K(O2) + 2 CO2 = 3 O2 + 2 K2CO3
H2CO3 + Fe(NO3)3 = Fe2(CO3)3 + HNO3 =>
3 H2CO3 + 2 Fe(NO3)3 = Fe2(CO3)3 + 6 HNO3
SiC4 + Cl2 = SiCl4 + C =>
SiC4 + 2 Cl2 = SiCl4 + 4 C
KOH + H2NO3 = KNO3 + H2OH =>
KOH + H2NO3 = KNO3 + H2OH
CI2 + CaO = CaCI2 + O2 =>
2 CI2 + 2 CaO = 2 CaCI2 + O2
Ce(ClO3)4 = Ce(ClO4)4 + CeCl4 =>
4 Ce(ClO3)4 = 3 Ce(ClO4)4 + CeCl4
AgBr + Ca(NO3)2 = Ag(NO3)2 + CaBr =>
AgBr + Ca(NO3)2 = Ag(NO3)2 + CaBr
CH3(CH2)8CH3 + I2 = CH3(CH2)7CHICH3 + HI =>
CH3(CH2)8CH3 + I2 = CH3(CH2)7CHICH3 + HI
Ba(OH)2 + H2 + HCl = BaCl + H2O =>
2 Ba(OH)2 + H2 + 2 HCl = 2 BaCl + 4 H2O
Mg + NO2 = MgO + N2 =>
4 Mg + 2 NO2 = 4 MgO + N2
S + HNO3 = H2SO4 + NO2 + H29 =>
29 S + 116 HNO3 = 29 H2SO4 + 116 NO2 + 2 H29
LiOH + Mn2O3 = Li4Mn2O5 + H2O =>
4 LiOH + Mn2O3 = Li4Mn2O5 + 2 H2O
OH{-} + Ag + ClO2{-} = Ag{-} + ClO4{-} + H2O =>
4 OH{-} + 4 Ag + ClO2{-} = 4 Ag{-} + ClO4{-} + 2 H2O
Cr2(SO4)3 + KOH = (Cr(OH)2)2SO4 + K2SO4 =>
Cr2(SO4)3 + 4 KOH = (Cr(OH)2)2SO4 + 2 K2SO4
CH3CH2CH3 + O2 = CO2 + H2O = heat =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
FeCl3 + Na(CH3COO) + H2O = [Fe3O(CH3COO)6(H2O)3]CH3COO + CH3COOH + NaCl =>
3 FeCl3 + 9 Na(CH3COO) + 4 H2O = [Fe3O(CH3COO)6(H2O)3]CH3COO + 2 CH3COOH + 9 NaCl
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