| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H4 + 2 O2 = 2 CO + 2 H2O
AgNO3 + BaCl2*2H2O = AgCl2 + BaNO3 + H2O =>
AgNO3 + BaCl2*2H2O = AgCl2 + BaNO3 + 2 H2O
Mg + ClH = MgCl2 + H =>
Mg + 2 ClH = MgCl2 + 2 H
Hg2 + N2 = HgN2 =>
Hg2 + 2 N2 = 2 HgN2
NH3 + AgNO3 = Ag(NH3)2 + NO3 =>
2 NH3 + AgNO3 = Ag(NH3)2 + NO3
K4Fe(CN)6 + KMnO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 218 H2SO4 = 81 K2SO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Fe2O3 = Fe(s) + O2 =>
2 Fe2O3 = 4 Fe(s) + 3 O2
C6H5CH2OH + NaOH = C6H5CH2ONa + H2O =>
C6H5CH2OH + NaOH = C6H5CH2ONa + H2O
Na2O + H2S = NaH + SO =>
Na2O + H2S = 2 NaH + SO
CH3CH2COH + MnO4{2-} + H2O = CH3CH2COOH + MnO2 + OH{-} =>
CH3CH2COH + MnO4{2-} + H2O = CH3CH2COOH + MnO2 + 2 OH{-}
KMnO4 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + MnO2 + H2O =>
2 KMnO4 + H2SO4 + 3 Na2SO3 = K2SO4 + 3 Na2SO4 + 2 MnO2 + H2O
K2CrO7 + NH3 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + N2 =>
2 K2CrO7 + 6 NH3 + 5 H2SO4 = 2 K2SO4 + Cr2(SO4)3 + 14 H2O + 3 N2
KOH(s) + H2SO4(aq) = K2SO4(s) + H2O(l) =>
2 KOH(s) + H2SO4(aq) = K2SO4(s) + 2 H2O(l)
Mg(s) + AgCl(aq) = Ag(s) + MgCl(aq) =>
Mg(s) + AgCl(aq) = Ag(s) + MgCl(aq)
CH3(CH2)7CHCH(CH2)7COOH + KMnO4 + KOH = K2MnO4 + CH3(CH2)7CHOHCHOH(CH2)7COOH =>
CH3(CH2)7CHCH(CH2)7COOH + 2 KMnO4 + 2 KOH = 2 K2MnO4 + CH3(CH2)7CHOHCHOH(CH2)7COOH
H2SO4 + KY = Y + KHSO4 + SO2 + H2O =>
3 H2SO4 + 2 KY = 2 Y + 2 KHSO4 + SO2 + 2 H2O
H4P2O5 + AgOH = Ag4(P2O5) + H2O =>
H4P2O5 + 4 AgOH = Ag4(P2O5) + 4 H2O
Fe2O3 + Pb(NO3)2 = PbO + Fe(NO3)3 =>
Fe2O3 + 3 Pb(NO3)2 = 3 PbO + 2 Fe(NO3)3
(Na)2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
(Na)2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
CaCl2 + H2O = H2 + Cl2 + Ca(OH)2 =>
CaCl2 + 2 H2O = H2 + Cl2 + Ca(OH)2
HBr + K2SO4 = KBr + H2SO4 =>
2 HBr + K2SO4 = 2 KBr + H2SO4
Fe(NO3)2 + NaOH = Fe(HO)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(HO)2 + 2 NaNO3
LiOH(aq) + H2S(aq) = Li2S + H2O =>
2 LiOH(aq) + H2S(aq) = Li2S + 2 H2O
LiOH + NH4NO3 = LiNO3 + H2O + NH =>
2 LiOH + 3 NH4NO3 = 2 LiNO3 + 5 H2O + 4 NH
CuSO4*H2O(s) = CuSO4(s) + H2O(g) =>
CuSO4*H2O(s) = CuSO4(s) + H2O(g)
KMnO4 + H2SO4 + NaS2O3 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
14 KMnO4 + 6 H2SO4 + 10 NaS2O3 = 7 K2SO4 + 5 Na2SO4 + 14 MnSO4 + 6 H2O
MgO + H3Po4 = Mg3(Po4)2 + H2O =>
3 MgO + 2 H3Po4 = Mg3(Po4)2 + 3 H2O
NaNO2 + H2SO4 + NaBiO3 = NaNO3 + Bi2(SO4)3 + Na2SO4 + H2O =>
2 NaNO2 + 4 H2SO4 + 2 NaBiO3 = 2 NaNO3 + Bi2(SO4)3 + Na2SO4 + 4 H2O
Ca(s) + Al(NO3)3(aq) = Ca(NO3)2 + Al =>
3 Ca(s) + 2 Al(NO3)3(aq) = 3 Ca(NO3)2 + 2 Al
N2H2 + HNO3 = N2 + H2O =>
5 N2H2 + 2 HNO3 = 6 N2 + 6 H2O
NiCO3 = CO2 + NiO =>
NiCO3 = CO2 + NiO
I2 + S{2-} + H2O = SO4{2-} + I{-} + H{+} =>
4 I2 + S{2-} + 4 H2O = SO4{2-} + 8 I{-} + 8 H{+}
NaOH + CuSO4 = Na2(SO4) + Cu(OH)2 =>
2 NaOH + CuSO4 = Na2(SO4) + Cu(OH)2
Sn2(CO3)4 + H2O = H2CO3 + Sn(OH)4 =>
Sn2(CO3)4 + 8 H2O = 4 H2CO3 + 2 Sn(OH)4
C3H6O + NaBH4 = C3H8O + Na + B =>
2 C3H6O + NaBH4 = 2 C3H8O + Na + B
C2H5F + O2 = CO2 + H2O + F2 =>
4 C2H5F + 13 O2 = 8 CO2 + 10 H2O + 2 F2
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
C18H22O2 + NaBH4 = C18H24O2 + NaBH2 =>
C18H22O2 + NaBH4 = C18H24O2 + NaBH2
BaS + Fe(CH3COO)3 = Ba(CH3COO)2 + Fe2S3 =>
3 BaS + 2 Fe(CH3COO)3 = 3 Ba(CH3COO)2 + Fe2S3
Ca2O(s) + HNO2(aq) = CaNO2(aq) + H2O(l) =>
Ca2O(s) + 2 HNO2(aq) = 2 CaNO2(aq) + H2O(l)
(KOH)(s) = K2O(s) + H2O(g) =>
2(KOH)(s) = K2O(s) + H2O(g)
Na2Cr2O7 + Cu + NaBr + H2O = NaOH + Cr2O3 + CuBr2 =>
Na2Cr2O7 + 3 Cu + 6 NaBr + 4 H2O = 8 NaOH + Cr2O3 + 3 CuBr2
HCl + K2Cr2O7 + H2CO = CO2 + CrCl3 + KCl + H2O =>
16 HCl + 2 K2Cr2O7 + 3 H2CO = 3 CO2 + 4 CrCl3 + 4 KCl + 11 H2O
HI + S8 = H2S + I2 =>
16 HI + S8 = 8 H2S + 8 I2
Li + MgOH = LiOH + Mg =>
Li + MgOH = LiOH + Mg
CH3COOH + Ca(HCO3)2 = CaCH3 + COOH(HCO3)2 =>
CH3COOH + Ca(HCO3)2 = CaCH3 + COOH(HCO3)2
M0O3 + H2(SO4) + Zn = M02O3 + H2O + Zn(SO4) =>
2 M0O3 + 3 H2(SO4) + 3 Zn = M02O3 + 3 H2O + 3 Zn(SO4)
C8H9NO + HCl = C8H8NCl + H2O =>
C8H9NO + HCl = C8H8NCl + H2O
Na + KI = NaI + K =>
Na + KI = NaI + K
HClO + H3O{+} + Fe{2+} = Cl{-} + H2O + Fe{3+} =>
HClO + H3O{+} + 2 Fe{2+} = Cl{-} + 2 H2O + 2 Fe{3+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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