| Équations équilibrées la veille |
KMnO4 + 4 H2C2O4 = Mn + 8 CO2 + K + 4 H2O
As2S5 + Na2S = Na3AsS4 =>
As2S5 + 3 Na2S = 2 Na3AsS4
MgI2 + Ag(No3) = Mg(No3)2 + AgI =>
MgI2 + 2 Ag(No3) = Mg(No3)2 + 2 AgI
HCl + CoCO3 + H2O = H2CO3 + CoCl2*6H2O =>
2 HCl + CoCO3 + 6 H2O = H2CO3 + CoCl2*6H2O
Na2SiO3(ac) + CoSO4(s) = CoSiO3(ac) + Na2SO4(s) =>
Na2SiO3(ac) + CoSO4(s) = CoSiO3(ac) + Na2SO4(s)
KMuO4 + FeSO4 + H2SO4 = MuSO4 + Fe2(SO4)3 + K2SO4 + H2O =>
2 KMuO4 + 10 FeSO4 + 8 H2SO4 = 2 MuSO4 + 5 Fe2(SO4)3 + K2SO4 + 8 H2O
Al + NaOH + H2O = Na[Al(OH)4(OH2)2] + H2 =>
2 Al + 2 NaOH + 10 H2O = 2 Na[Al(OH)4(OH2)2] + 3 H2
Na2HPO4 + (NH4)6Mo7O24 + HNO3 = (NH4)3(PMo12O40) + Na2NO3 + (NH4)2NO4 + H2O =>
105 Na2HPO4 + 180(NH4)6Mo7O24 + 543 HNO3 = 105(NH4)3(PMo12O40) + 105 Na2NO3 + 401(NH4)2NO4 + 250 H2O
CH3CH(OH)COOH + HF = CH3CH(F)COOH + H2O =>
CH3CH(OH)COOH + HF = CH3CH(F)COOH + H2O
Ba(OH)2 + K2CO3 = BaCO3 + (OH)2K2 =>
Ba(OH)2 + K2CO3 = BaCO3 + (OH)2K2
Na2CO3 + C3H6O3 = H2O + C3H5NaO3 + CO2 =>
Na2CO3 + 2 C3H6O3 = H2O + 2 C3H5NaO3 + CO2
CaCo3 + No3 = Ca(No3)2 + Co2 =>
2 CaCo3 + 4 No3 = 2 Ca(No3)2 + 3 Co2
Al(NO3)(aq) + KOH(aq) = K(NO3) + Al(OH) =>
Al(NO3)(aq) + KOH(aq) = K(NO3) + Al(OH)
Er2(CO3)3 + HCl = ErCl3 + H2O + CO2 =>
Er2(CO3)3 + 6 HCl = 2 ErCl3 + 3 H2O + 3 CO2
BaCl + Al(SO4) = AlCl + Ba(SO4) =>
BaCl + Al(SO4) = AlCl + Ba(SO4)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CaSO4 + Mg(OH)2 = MgSO4Ca(OH)2 =>
CaSO4 + Mg(OH)2 = MgSO4Ca(OH)2
Na2S + O2 + H2O = Na2S2O3 + NaOH =>
2 Na2S + 2 O2 + H2O = Na2S2O3 + 2 NaOH
Na + OH + HS = H2O + NaSO =>
Na + 3 OH + HS = 2 H2O + NaSO
C6H12O6 + O2 = C3H4O3 + H2O =>
C6H12O6 + O2 = 2 C3H4O3 + 2 H2O
SO2 + NaOH = Na2SO4 + H2O + Na2S =>
4 SO2 + 8 NaOH = 3 Na2SO4 + 4 H2O + Na2S
C5H6O + O2 = CO2 + H2O =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O
Na2CO3 + AgNO3(aq) = Ag2CO3 + NaNO3 =>
Na2CO3 + 2 AgNO3(aq) = Ag2CO3 + 2 NaNO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
HOH = OH + H =>
HOH = OH + H
Ba + HI = BaI2 + H2 =>
Ba + 2 HI = BaI2 + H2
C5H5N = (C5H4N)2 + H2 =>
2 C5H5N = (C5H4N)2 + H2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
As2W19O68 + WO6 + MoO4 + Y(NO3)3 + Zr = As4W44Mo4Y4Zr8O160 + O2 + NO3 =>
2 As2W19O68 + 6 WO6 + 4 MoO4 + 4 Y(NO3)3 + 8 Zr = As4W44Mo4Y4Zr8O160 + 14 O2 + 12 NO3
Hg2(NO3)2 + HCl = Hg2Cl2 + HNO3 =>
Hg2(NO3)2 + 2 HCl = Hg2Cl2 + 2 HNO3
NiCl3 + O2 = NiO + Cl2O5 =>
4 NiCl3 + 17 O2 = 4 NiO + 6 Cl2O5
Fe(NO3)3 + NaOH = Fe(OH)3 + sodiumnitrate =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
H2CrO4 + Ru = Ru(CrO4) + H2 =>
H2CrO4 + Ru = Ru(CrO4) + H2
H2Se + HClO + Al(OH)3 = AlSeClO + H2O =>
H2Se + HClO + Al(OH)3 = AlSeClO + 3 H2O
HgS + NO3{-} + Cl{-} + H{+} = HgCl2 + S + NO + H2O =>
3 HgS + 2 NO3{-} + 6 Cl{-} + 8 H{+} = 3 HgCl2 + 3 S + 2 NO + 4 H2O
Pb(ClO2)4 = Pb(Cl)4 + O2 =>
Pb(ClO2)4 = Pb(Cl)4 + 4 O2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
I2(s) + Cl2(g) = ICl5(s) =>
I2(s) + 5 Cl2(g) = 2 ICl5(s)
K + Fl = KFl =>
K + Fl = KFl
Cr + Fe(NO) = Fe(s) + Cr(NO) =>
Cr + Fe(NO) = Fe(s) + Cr(NO)
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
CaCl2(aq) + K2HPO4(aq) = CaHPO4(s) + KCl =>
CaCl2(aq) + K2HPO4(aq) = CaHPO4(s) + 2 KCl
Al + Pb{2} = Al{3} + Pb =>
2 Al + 3 Pb{2} = 2 Al{3} + 3 Pb
AlO(OH) + H3PO4 = Al(H2PO4)3 + H2O =>
AlO(OH) + 3 H3PO4 = Al(H2PO4)3 + 2 H2O
C5H10O2H2O = C4H8O2CH3OH =>
C5H10O2H2O = C4H8O2CH3OH
PB(NO3)2 + KCl = KNO3 + PBCl2 =>
PB(NO3)2 + 2 KCl = 2 KNO3 + PBCl2
Na + BH + NH4Cl = H2 + NaCl + B3N3H6 =>
6 Na + 6 BH + 6 NH4Cl = 9 H2 + 6 NaCl + 2 B3N3H6
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