| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 W + 2 H2O = 2 WOH + H2
B5H9(l) + O2(g) = B2O3(s) + H2O(l) =>
2 B5H9(l) + 12 O2(g) = 5 B2O3(s) + 9 H2O(l)
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
CH2O + Cl2 = HCl + CHOCl =>
CH2O + Cl2 = HCl + CHOCl
HIO3 + KI = I2 + K2O + H2O =>
2 HIO3 + 10 KI = 6 I2 + 5 K2O + H2O
SN(OH)4 + HCl = SNCl4 + H2O =>
SN(OH)4 + 4 HCl = SNCl4 + 4 H2O
KBr + O2 = KO2 + Br =>
KBr + O2 = KO2 + Br
HBrO3 + FeBr2 + HCl = FeCl3 + BrCl + H2O =>
5 HBrO3 + 4 FeBr2 + 25 HCl = 4 FeCl3 + 13 BrCl + 15 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
Al(s) + Br(l) = AlBr3 =>
Al(s) + 3 Br(l) = AlBr3
NH2CH2COOH + Mg = NH2CH2COOMg + H2 =>
2 NH2CH2COOH + 2 Mg = 2 NH2CH2COOMg + H2
Cr(NO3)3(aq) + LiOH(aq) = CrLi + (NO3)3OH =>
Cr(NO3)3(aq) + LiOH(aq) = CrLi + (NO3)3OH
P2 + O = PO2 =>
P2 + 4 O = 2 PO2
Ba + P = Ba3P2 =>
3 Ba + 2 P = Ba3P2
CH3OCH3 = CH4 + H2 + CO =>
CH3OCH3 = CH4 + H2 + CO
C2H5OH(aq) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
BaCl2(aq) + KNO3(aq) = Ba(NO3)2(s) + KCl(aq) =>
BaCl2(aq) + 2 KNO3(aq) = Ba(NO3)2(s) + 2 KCl(aq)
CH3COOH + OH = CH3COO + H2O =>
CH3COOH + OH = CH3COO + H2O
H3PO4 + Cl2O7 = HClO4 + P4O10 =>
4 H3PO4 + 6 Cl2O7 = 12 HClO4 + P4O10
As2S3 + KMnO4 + HCl = KCl + MnCl2 + H3AsO4 + SO2 + H2O =>
5 As2S3 + 22 KMnO4 + 66 HCl = 22 KCl + 22 MnCl2 + 10 H3AsO4 + 15 SO2 + 18 H2O
VOSO4 + C5H8O2 + Na2CO3 = [VO(C5H7O2)2] + Na2SO4 + H2O + CO2 =>
VOSO4 + 2 C5H8O2 + Na2CO3 = [VO(C5H7O2)2] + Na2SO4 + H2O + CO2
Li + SO3 = Li2SO3 =>
2 Li + SO3 = Li2SO3
Na + O3 = NaO2 =>
3 Na + 2 O3 = 3 NaO2
KBr + CH3COOH + KMnO4 = Br2 + CH3COOK + (CH3COO)2Mn + H2O =>
10 KBr + 16 CH3COOH + 2 KMnO4 = 5 Br2 + 12 CH3COOK + 2(CH3COO)2Mn + 8 H2O
Pb(NO3)2 + Li2CO3 = PbCO3 + Li2(NO3)2 =>
Pb(NO3)2 + Li2CO3 = PbCO3 + Li2(NO3)2
Sb2O3(s) + NaOH(aq) + H2O = NaSb(OH)4 =>
Sb2O3(s) + 2 NaOH(aq) + 3 H2O = 2 NaSb(OH)4
CoBr2(s) = Co + Br =>
CoBr2(s) = Co + 2 Br
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + 2 NaCl(aq)
C4H6O4 + C4H6O3 = C4H4O3 + C2H4O2 =>
C4H6O4 + C4H6O3 = C4H4O3 + 2 C2H4O2
BaS = Ba + S8 =>
8 BaS = 8 Ba + S8
Fe2 + CuCl2 = FeCl3 + Cu =>
Fe2 + 3 CuCl2 = 2 FeCl3 + 3 Cu
Pb{2+} + H2O = Pb(OH)2 + H{+} =>
Pb{2+} + 2 H2O = Pb(OH)2 + 2 H{+}
FeO(s) + H2(g) = Fe(s) + H2O(l) =>
FeO(s) + H2(g) = Fe(s) + H2O(l)
NaOH(aq) + CaCl2(aq) = NaCl(aq) + Ca(OH)2 =>
2 NaOH(aq) + CaCl2(aq) = 2 NaCl(aq) + Ca(OH)2
C3H8 + CO2 = C4H8O2 =>
C3H8 + CO2 = C4H8O2
Fe2(SO4)3 + H2 = FeSO4 + H2SO4 =>
Fe2(SO4)3 + H2 = 2 FeSO4 + H2SO4
VOSO4 + C5H8O2 + Na2CO3 = [VO(C5H7O2)2] + Na2SO4 + H2O + CO2 =>
VOSO4 + 2 C5H8O2 + Na2CO3 = [VO(C5H7O2)2] + Na2SO4 + H2O + CO2
Ba(NO3)2 + Zn = Zn(NO3)2 + Ba =>
Ba(NO3)2 + Zn = Zn(NO3)2 + Ba
H3O + CH3CO2 = HCH3CO2 + H2O =>
H3O + CH3CO2 = HCH3CO2 + H2O
CH4N2O = C2H5N3O2 + NH3 =>
2 CH4N2O = C2H5N3O2 + NH3
KO3 + HNO3 = KNO3 + H2O + O2 =>
4 KO3 + 4 HNO3 = 4 KNO3 + 2 H2O + 5 O2
KHSO4 = K2SO4 + SO3 + H2O =>
2 KHSO4 = K2SO4 + SO3 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KHSO3 + NaOH = K2SO3 + Na2SO3 + H2O =>
2 KHSO3 + 2 NaOH = K2SO3 + Na2SO3 + 2 H2O
[Co(NH3)6]Cl2 + Cl = [Co(NH3)6]Cl3 =>
[Co(NH3)6]Cl2 + Cl = [Co(NH3)6]Cl3
C2O2H4 + NaOH = NaC2O2H3 + H2O =>
C2O2H4 + NaOH = NaC2O2H3 + H2O
C2H6O + Cr2O7{-2} + H{+} = C2H6O2 + Cr{+3} + H2O =>
3 C2H6O + Cr2O7{-2} + 8 H{+} = 3 C2H6O2 + 2 Cr{+3} + 4 H2O
Li2CO3 + SO3 = Li2SO4 + CO2 =>
Li2CO3 + SO3 = Li2SO4 + CO2
C6H11OH + K2Cr2O7 + H2SO4 = C6H6O + H2O + K2SO4 + Cr2(SO4)3 =>
C6H11OH + K2Cr2O7 + 4 H2SO4 = C6H6O + 7 H2O + K2SO4 + Cr2(SO4)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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