| Équations équilibrées la veille |
S2 + CS2 = CS4
CH2ClCOOH + Cl2 = C2H2Cl2O2 + HCl =>
CH2ClCOOH + Cl2 = C2H2Cl2O2 + HCl
K + NaOH = KOH + Na =>
K + NaOH = KOH + Na
Sb + H2O = Sb2O3(s) + H2 =>
2 Sb + 3 H2O = Sb2O3(s) + 3 H2
H2SO4 + Cl2 = ClSO4 + H2 =>
2 H2SO4 + Cl2 = 2 ClSO4 + 2 H2
CO2 + H2O = C6H12O6 + O =>
6 CO2 + 6 H2O = C6H12O6 + 12 O
Al2O3*3H2O + NaOH = NaAl(OH)4 =>
Al2O3*3H2O + 2 NaOH = 2 NaAl(OH)4
Na2S + Fe(NO3)2 = FeS + Na(NO3) =>
Na2S + Fe(NO3)2 = FeS + 2 Na(NO3)
H2SO4(s) + Ca(HCO3)2(aq) = CaSO4(aq) + H2O(l) + CO2(g) =>
H2SO4(s) + Ca(HCO3)2(aq) = CaSO4(aq) + 2 H2O(l) + 2 CO2(g)
CH2Cl2 + NaI = CH2Cl2NaI =>
CH2Cl2 + NaI = CH2Cl2NaI
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Cl2 + CH2 = CHCl3 + HCl =>
2 Cl2 + CH2 = CHCl3 + HCl
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
CH3 = C + H =>
CH3 = C + 3 H
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NaHCO3(aq) + AgNO3(aq) = Ag2CO3(s) + NaNO3(aq) + HNO3(aq) =>
NaHCO3(aq) + 2 AgNO3(aq) = Ag2CO3(s) + NaNO3(aq) + HNO3(aq)
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Cd(SO4) + K2S = K2(SO4) + CdS =>
Cd(SO4) + K2S = K2(SO4) + CdS
Cu(NO3)2 + H2O = HNO3 + CuOHNO3 =>
Cu(NO3)2 + H2O = HNO3 + CuOHNO3
Cr(OH)3 + IO3 + OH{-} = I{-} + CrO42{-} + H2O =>
7 Cr(OH)3 + 80 IO3 + 87 OH{-} = 80 I{-} + 7 CrO42{-} + 54 H2O
Cl2(g) + KI(s) = KCl(aq) + I2(s) =>
Cl2(g) + 2 KI(s) = 2 KCl(aq) + I2(s)
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
KClO8 = KCl + O2 =>
KClO8 = KCl + 4 O2
Sb + NaOH + H2O = NaSb(OH)4 + H2 =>
2 Sb + 2 NaOH + 6 H2O = 2 NaSb(OH)4 + 3 H2
F2 + S = F3S =>
3 F2 + 2 S = 2 F3S
Sn + NaOH = SnOH + Na =>
Sn + NaOH = SnOH + Na
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Fe + AgNO3 = FeNO3 + Ag =>
Fe + AgNO3 = FeNO3 + Ag
Zn + H3O{+} = Zn{2+} + H2 + H2O =>
Zn + 2 H3O{+} = Zn{2+} + H2 + 2 H2O
HCl + AgF = AgCl + H + F =>
HCl + AgF = AgCl + H + F
Na2S + I = S + NaI =>
Na2S + 2 I = S + 2 NaI
Ca(PO4H2)2 + NaOH = Na3PO4 + CaO + H2O =>
Ca(PO4H2)2 + 6 NaOH = 2 Na3PO4 + CaO + 5 H2O
HJ + H2SO4 = J2 + S + H2O =>
6 HJ + H2SO4 = 3 J2 + S + 4 H2O
Ni(OH)4 + K = Ni(OH)2 + KOH =>
Ni(OH)4 + 2 K = Ni(OH)2 + 2 KOH
LiBr + F2 = LiF + Br2 =>
2 LiBr + F2 = 2 LiF + Br2
C2H6O4(l) + O(g) = CO2(g) + H2O(l) =>
C2H6O4(l) + 3 O(g) = 2 CO2(g) + 3 H2O(l)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
KMnO2 + HCl + FeCl2 = FeCl3 + MnCl2 + KCl + H2O =>
KMnO2 + 4 HCl + FeCl2 = FeCl3 + MnCl2 + KCl + 2 H2O
P + NO3{-} + H{+} + H2O = H3PO4 + NO =>
3 P + 5 NO3{-} + 5 H{+} + 2 H2O = 3 H3PO4 + 5 NO
Pb(C2H3O2)2 + (NH4)2CrO4 = PbCrO4 + C2H7NO2 =>
Pb(C2H3O2)2 + (NH4)2CrO4 = PbCrO4 + 2 C2H7NO2
MnO4{-} + SO3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
2 MnO4{-} + 3 SO3{2-} + H2O = 2 MnO2 + 3 SO4{2-} + 2 OH{-}
C16H34O + NaNO3 = N2 + Na2CO3 + CO2 + H2O =>
5 C16H34O + 96 NaNO3 = 48 N2 + 48 Na2CO3 + 32 CO2 + 85 H2O
H2(g) + Cl2 = HCl(aq) =>
H2(g) + Cl2 = 2 HCl(aq)
BaCo2S4 + PdF2 = BaF2 + PdS2 + CoS =>
BaCo2S4 + PdF2 = BaF2 + PdS2 + 2 CoS
NH4Br + NaHCO3 = NH4HCO3 + NaBr =>
NH4Br + NaHCO3 = NH4HCO3 + NaBr
NaBrO3 + H2S = Br2 + S + NaOH + H2O =>
2 NaBrO3 + 5 H2S = Br2 + 5 S + 2 NaOH + 4 H2O
Ts2O3 = Ts + O2 =>
2 Ts2O3 = 4 Ts + 3 O2
CH4O + K2Cr2O7 + H2SO4 = CH4O2 + H2O + Cr2(SO4)3 + K2SO4 =>
3 CH4O + K2Cr2O7 + 4 H2SO4 = 3 CH4O2 + 4 H2O + Cr2(SO4)3 + K2SO4
MnO3 + H2O = MnOH2 + O =>
MnO3 + H2O = MnOH2 + 3 O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
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