| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + Hg(NO3)2 = Hg + Mg(NO3)2
MnCO3 + O2 = MnO2 + CO2 =>
2 MnCO3 + O2 = 2 MnO2 + 2 CO2
Ba(HCO3)2 + NaCl = Na2CO3 + BaCl2 + H2O + CO2 =>
Ba(HCO3)2 + 2 NaCl = Na2CO3 + BaCl2 + H2O + CO2
Cr2O7{2-} + H{+} + C2H5OH = Cr{3+} + C3CHO + H2O =>
3 Cr2O7{2-} + 24 H{+} + 4 C2H5OH = 6 Cr{3+} + 2 C3CHO + 23 H2O
Na2S2 + K2Cr2O7 + H2SO4 = K2SO4 + Na2SO4 + H2O + Cr2(SO4)3 =>
3 Na2S2 + 7 K2Cr2O7 + 25 H2SO4 = 7 K2SO4 + 3 Na2SO4 + 25 H2O + 7 Cr2(SO4)3
Na + Cl2 + O2 = NaClO4 =>
2 Na + Cl2 + 4 O2 = 2 NaClO4
MgB2 + B + Ni4B3 = Mg2NiB6 =>
8 MgB2 + 5 B + Ni4B3 = 4 Mg2NiB6
Sr + HOH = SrOH + H2 =>
2 Sr + 2 HOH = 2 SrOH + H2
HN3 + H2O2 = HNO3 + H2O =>
HN3 + 8 H2O2 = 3 HNO3 + 7 H2O
CH3OH + NH3 = (CH3)2NH + H2O =>
2 CH3OH + NH3 = (CH3)2NH + 2 H2O
AgMnO4 + HCl = AgCl + MnCl2 + H2O + Cl2 =>
2 AgMnO4 + 16 HCl = 2 AgCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ca3(PO9)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO9)2 + 6 SiO2 + 30 C = 6 CaSiO3 + P4 + 30 CO
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
Cr2O3 + KOH + KNO3 = KNO2 + H2O + K2CrO4 =>
Cr2O3 + 4 KOH + 3 KNO3 = 3 KNO2 + 2 H2O + 2 K2CrO4
K3PO4 + H2O = KOH + H3PO4 =>
K3PO4 + 3 H2O = 3 KOH + H3PO4
Zn2 + HCl1 = ZnCl2 + H1 =>
Zn2 + 4 HCl1 = 2 ZnCl2 + 4 H1
La(NO3)3 + KIO3 = La(IO3)3 + KNO3 =>
La(NO3)3 + 3 KIO3 = La(IO3)3 + 3 KNO3
SnO + S8 = Sn2S3 + O2 =>
16 SnO + 3 S8 = 8 Sn2S3 + 8 O2
Co6 + S9 = Co9S6 =>
9 Co6 + 4 S9 = 6 Co9S6
C1H4 + O2 = CO2 + H2O =>
C1H4 + 2 O2 = CO2 + 2 H2O
Na[Cr(OH)6] + Cl2 + NaOH = NaCl + Na2CrO4 + H2O =>
2 Na[Cr(OH)6] + Cl2 + 4 NaOH = 2 NaCl + 2 Na2CrO4 + 8 H2O
KAl(OH)4 + H2SO4 = Al(OH)3 + H2O + KHSO4 =>
KAl(OH)4 + H2SO4 = Al(OH)3 + H2O + KHSO4
C(s) + H2O(v) = CO(g) + H2(g) =>
C(s) + H2O(v) = CO(g) + H2(g)
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
Au + O + H = AuOH =>
Au + O + H = AuOH
CHClF2 + H2O + O2 = CO2 + HF + HCl =>
2 CHClF2 + 2 H2O + O2 = 2 CO2 + 4 HF + 2 HCl
Ba + H2I = BaI2 + H2 =>
Ba + 2 H2I = BaI2 + 2 H2
C8H16O2 + C2H7NO = C10H23NO3 =>
C8H16O2 + C2H7NO = C10H23NO3
HCOOK = HCOO + K =>
HCOOK = HCOO + K
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
H2SeO3 + NaHSO3 = Na2SeO3 + H2SO3 =>
H2SeO3 + 2 NaHSO3 = Na2SeO3 + 2 H2SO3
HC2H3O2 = H2O + C02 =>
HC2H3O2 = 2 H2O + C02
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
NO2 + CaCO3 = CaNO3 + CO2 =>
NO2 + CaCO3 = CaNO3 + CO2
C2H4 + CO + H2O = C2H5COOH =>
C2H4 + CO + H2O = C2H5COOH
S2F4 + H2O = S2O2 + HF =>
S2F4 + 2 H2O = S2O2 + 4 HF
C7H12 + KMnO4 + H2SO4 = C7H12O4 + MnSO4 + K2SO4 + H2O =>
5 C7H12 + 8 KMnO4 + 12 H2SO4 = 5 C7H12O4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
K4Fe(CN)6 + Cl2 = KCl + K3Fe(CN)6 =>
2 K4Fe(CN)6 + Cl2 = 2 KCl + 2 K3Fe(CN)6
Ag2S + HCl + NaClO3 = AgCl + S + NaCl + H2O =>
3 Ag2S + 6 HCl + NaClO3 = 6 AgCl + 3 S + NaCl + 3 H2O
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O(water) =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O(water)
Mn(s) + Pb(NO3)2 = Mn(NO3)2 + Pb =>
Mn(s) + Pb(NO3)2 = Mn(NO3)2 + Pb
AlF3 + ZnSO4 = ZnF2 + Al2(SO4)3 =>
2 AlF3 + 3 ZnSO4 = 3 ZnF2 + Al2(SO4)3
CuFeS2 + HNO3 = CuSO4 + Fe2(SO4)3 + Fe(NO3)3 + NO + H2O =>
3 CuFeS2 + 20 HNO3 = 3 CuSO4 + Fe2(SO4)3 + Fe(NO3)3 + 17 NO + 10 H2O
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
K + I2 = KI =>
2 K + I2 = 2 KI
C3H8O3(l) + O2(g) = CO2(g) + H2O =>
2 C3H8O3(l) + 7 O2(g) = 6 CO2(g) + 8 H2O
SiO2 + HF = SiF4 + H2O* =>
SiO2 + 4 HF = SiF4 + 2 H2O*
SrBr2 + Na2SO4 = SrSO4 + Na2Br2 =>
SrBr2 + Na2SO4 = SrSO4 + Na2Br2
H2O + NaCH3COO = CH3COOH + NaOH =>
H2O + NaCH3COO = CH3COOH + NaOH
{-} + H{+} + BiO3{-} = Bi{3+} + H2O =>
2e + 6 H{+} + BiO3{-} = Bi{3+} + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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