| Équations équilibrées la veille |
Y2O3 + La2O3 = La2Y2O6
sodiumhydroxide + bariumchloride = sodiumchloride + bariumhydroxide =>
2 NaOH + BaCl2 = 2 NaCl + Ba(OH)2
Fe(OH)2 + HNO3 = Fe(NO3)3 + H2O + NO =>
3 Fe(OH)2 + 10 HNO3 = 3 Fe(NO3)3 + 8 H2O + NO
CrO + NaOH = CrOH + NaO =>
CrO + NaOH = CrOH + NaO
BaCl2 + Co(II)Cl2 = BaCo(II) + Cl2 =>
BaCl2 + Co(II)Cl2 = BaCo(II) + 2 Cl2
Cr2(SO4)3 + KClO + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + 3 KClO + 10 KOH = 2 K2CrO4 + 3 KCl + 3 K2SO4 + 5 H2O
BeI2 + Mg = MgI2 + Be =>
BeI2 + Mg = MgI2 + Be
CH3COOH + NaCl = CH3COONa + HCl =>
CH3COOH + NaCl = CH3COONa + HCl
K2CrO4 + K2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 3 K2SO3 + 5 H2SO4 = Cr2(SO4)3 + 5 K2SO4 + 5 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
K2Cr2O7 + KOH + FeSO4 + H2O = KCrO2 + Fe(OH)3 + K2SO4 =>
K2Cr2O7 + 12 KOH + 6 FeSO4 + 3 H2O = 2 KCrO2 + 6 Fe(OH)3 + 6 K2SO4
H3(PO4) + MnO2 = H2O + Mn3(PO4)4 =>
4 H3(PO4) + 3 MnO2 = 6 H2O + Mn3(PO4)4
NaH2PO4 + Ca(OH)2 = Na3PO4 + Ca3(PO4)2 + H2O =>
3 NaH2PO4 + 3 Ca(OH)2 = Na3PO4 + Ca3(PO4)2 + 6 H2O
Pb + H2O + O2 = Pb(OH)2 =>
2 Pb + 2 H2O + O2 = 2 Pb(OH)2
Ba(NO3)2 + ZrO(NO3)2*H2O + C6H8O7 = BaZrO3 + H2O + CO2 + NO2 =>
9 Ba(NO3)2 + 9 ZrO(NO3)2*H2O + 2 C6H8O7 = 9 BaZrO3 + 17 H2O + 12 CO2 + 36 NO2
LiOH + H2CrO4 = Li2(CrO4) + HOH =>
2 LiOH + H2CrO4 = Li2(CrO4) + 2 HOH
Kl + Br2 = Br2Kl =>
Kl + Br2 = Br2Kl
NF3 = N2F6 =>
2 NF3 = N2F6
HFH2O = H3OF =>
HFH2O = H3OF
LiClO3 = LiCl + O2 =>
2 LiClO3 = 2 LiCl + 3 O2
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
Na2CrO7 + H2O + S = SO2 + NaOH + Cr2O3 =>
4 Na2CrO7 + 4 H2O + 9 S = 9 SO2 + 8 NaOH + 2 Cr2O3
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
P4S3 + O2 = P4O6 + SO2 =>
P4S3 + 6 O2 = P4O6 + 3 SO2
HCOOH + Na2CO3 = HCOONa + H2CO3 =>
2 HCOOH + Na2CO3 = 2 HCOONa + H2CO3
He1 = He =>
He1 = He
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Po + O2 = PoO =>
2 Po + O2 = 2 PoO
HBrO2 = H{+} + BrO2{-} =>
HBrO2 = H{+} + BrO2{-}
H2C2(g) + O2(g) = CO(g) + H2O(g) =>
2 H2C2(g) + 3 O2(g) = 4 CO(g) + 2 H2O(g)
Na + CaF2 = Ca + NaF =>
2 Na + CaF2 = Ca + 2 NaF
KMnO4 + NaNO2 + H2SO4 = MnSO4 + NaNO3 + K2SO4 + H2O =>
2 KMnO4 + 5 NaNO2 + 3 H2SO4 = 2 MnSO4 + 5 NaNO3 + K2SO4 + 3 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
LiOH + H2CrO4 = Li2(CrO4) + HOH =>
2 LiOH + H2CrO4 = Li2(CrO4) + 2 HOH
Li2 + N2 = Li3N =>
3 Li2 + N2 = 2 Li3N
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
KNO3 + NaClO = KCl + KClO3 + NaNO3 =>
3 KNO3 + 3 NaClO = 2 KCl + KClO3 + 3 NaNO3
C4H10(s) + O2(g) = CO2(g) + H20(g) =>
2 C4H10(s) + 8 O2(g) = 8 CO2(g) + H20(g)
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Al + HCOOH = Al(COOH)3 + H2 =>
2 Al + 6 HCOOH = 2 Al(COOH)3 + 3 H2
LiOH + H2CrO4 = Li2(CrO4) + HOH =>
2 LiOH + H2CrO4 = Li2(CrO4) + 2 HOH
C2 = C8 =>
4 C2 = C8
MgCl2(aq) + H2SO4(aq) = MgSO4 + HCl(aq) =>
MgCl2(aq) + H2SO4(aq) = MgSO4 + 2 HCl(aq)
CO + HO = C6H12O6 + O2 =>
6 CO + 12 HO = C6H12O6 + 6 O2
H2(SO4) + (NH4)(OH) = H(OH) + (NH4)2(SO4) =>
H2(SO4) + 2(NH4)(OH) = 2 H(OH) + (NH4)2(SO4)
BaS = Ba + S =>
BaS = Ba + S
Sb2S3(s) + O2(g) = Sb2O3(s) + SO11(g) =>
Sb2S3(s) + 18 O2(g) = Sb2O3(s) + 3 SO11(g)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C13H14O2 + O2 = H2O + CO2 =>
2 C13H14O2 + 31 O2 = 14 H2O + 26 CO2
H45S + O2 = H2O + SO2 =>
4 H45S + 49 O2 = 90 H2O + 4 SO2
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