| Équations équilibrées la veille |
CU(OH)2 + H2 = CU + 2 H2O
CH2OH + CuO = Cu + CHO + H2O =>
CH2OH + CuO = Cu + CHO + H2O
Na2 + Co3 = NaCo3 =>
Na2 + 2 Co3 = 2 NaCo3
FePO4 + HCl = FeCl3 + Fe(H2PO4)3 =>
3 FePO4 + 6 HCl = 2 FeCl3 + Fe(H2PO4)3
MgO + SiO2 = Mg2SiO4 =>
2 MgO + SiO2 = Mg2SiO4
Na6(Si30Al6)O72*20H2 + NaOH = Na64(Si30Al6)O101*20H2 + H2O =>
Na6(Si30Al6)O72*20H2 + 58 NaOH = Na64(Si30Al6)O101*20H2 + 29 H2O
CH3COOH + Cl2 = CH3COCl + HClO =>
CH3COOH + Cl2 = CH3COCl + HClO
Mg3(AsO4)2 = Mg2 + (AsO4)3 =>
6 Mg3(AsO4)2 = 9 Mg2 + 4(AsO4)3
S8 + Cl = SCl =>
S8 + 8 Cl = 8 SCl
CN{-} + H2O2 = CNO{-} + H2O =>
CN{-} + H2O2 = CNO{-} + H2O
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨ =>
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨
HNO3(aq) + H2O(l) = H3O(aq) + NO3 =>
HNO3(aq) + H2O(l) = H3O(aq) + NO3
Au + HClO3 = Au(ClO3)3 + H2O + Cl2O =>
8 Au + 30 HClO3 = 8 Au(ClO3)3 + 15 H2O + 3 Cl2O
CS2 + HNO3 = CO2 + H2SO4 + NO + H2O =>
3 CS2 + 16 HNO3 = 3 CO2 + 6 H2SO4 + 16 NO + 2 H2O
NiCl2 + (NH4)2S = NiS + NH4Cl =>
NiCl2 + (NH4)2S = NiS + 2 NH4Cl
ZnS2O4 + NaOH = Na2S2O4 + Zn(OH)2 =>
ZnS2O4 + 2 NaOH = Na2S2O4 + Zn(OH)2
Mg(C2H3O2)2 + Na2CO3 = MgCO3 + Na(C2H3O2) =>
Mg(C2H3O2)2 + Na2CO3 = MgCO3 + 2 Na(C2H3O2)
Ca(CH3COO)2 + C2H5OH = Ca(OH)2 + C2H5 + COO =>
9 Ca(CH3COO)2 + 14 C2H5OH = 9 Ca(OH)2 + 24 C2H5 + 16 COO
P4(k) + H + NO3 = H3PO4 + NO(g) =>
P4(k) + 12 H + 8 NO3 = 4 H3PO4 + 8 NO(g)
CrBr3 + H2O2 + KOH = K2CrO4 + KBr + H2O =>
2 CrBr3 + 3 H2O2 + 10 KOH = 2 K2CrO4 + 6 KBr + 8 H2O
Mn(OH)7 + H2SO4 = Mn2(SO4)7 + H2O =>
2 Mn(OH)7 + 7 H2SO4 = Mn2(SO4)7 + 14 H2O
Zn + SnO2 = ZnO + Sn =>
2 Zn + SnO2 = 2 ZnO + Sn
EuCl + AgNO = AgCl + EuNO =>
EuCl + AgNO = AgCl + EuNO
HMnO4 + H2SO3 = MnO2 + H2SO4 + H2O =>
2 HMnO4 + 3 H2SO3 = 2 MnO2 + 3 H2SO4 + H2O
N + Cl = N2Cl3 =>
2 N + 3 Cl = N2Cl3
HCN + Cl2 = CNCl + HCl =>
HCN + Cl2 = CNCl + HCl
KAl(OH)4 + H2(SO4) = Al(OH)3 + K2(SO4) + H2O =>
2 KAl(OH)4 + H2(SO4) = 2 Al(OH)3 + K2(SO4) + 2 H2O
Cu(OH)2 + Ag2CO3 = Ag(OH) + CuCO3 =>
Cu(OH)2 + Ag2CO3 = 2 Ag(OH) + CuCO3
Sn + Zn(OH)2 = Zn + Sn(OH)4 =>
Sn + 2 Zn(OH)2 = 2 Zn + Sn(OH)4
NaIO3 + K2S2O8 + NaOH = Na3H2IO6 + K2SO4 + Na2SO4 + H2O =>
NaIO3 + K2S2O8 + 4 NaOH = Na3H2IO6 + K2SO4 + Na2SO4 + H2O
C8H6O4 + NaOH = C6H6 + Na2CO3 + H2O =>
C8H6O4 + 4 NaOH = C6H6 + 2 Na2CO3 + 2 H2O
CaO + NaO = CaNa + O2 =>
CaO + NaO = CaNa + O2
HCl + NaHCO3 = H2 + NaCl + CO3 =>
HCl + NaHCO3 = H2 + NaCl + CO3
CO(NH2)2(l) = HNCO(l) + NH3(g) =>
CO(NH2)2(l) = HNCO(l) + NH3(g)
C4H9OH = C4H8 + H2O =>
C4H9OH = C4H8 + H2O
CuO + H3PO4 = Cu3(PO4)2 + H2O =>
3 CuO + 2 H3PO4 = Cu3(PO4)2 + 3 H2O
(NO3)2 = N + O =>
(NO3)2 = 2 N + 6 O
Ca(OCl)2 + H2SO4 = CaSO4 + HOCl =>
Ca(OCl)2 + H2SO4 = CaSO4 + 2 HOCl
K4[Fe(CN)6] + KMnO4 + H2O = K2[Fe(CN)6] + MnO(OH)2 + KOH =>
3 K4[Fe(CN)6] + 2 KMnO4 + 6 H2O = 3 K2[Fe(CN)6] + 2 MnO(OH)2 + 8 KOH
Pb + HClO4 = Pb(ClO4) + H2 =>
2 Pb + 2 HClO4 = 2 Pb(ClO4) + H2
C17H34O2 + O2 = H2O + CO2 =>
2 C17H34O2 + 49 O2 = 34 H2O + 34 CO2
HCOOH + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
HCOOH + 2 KMnO4 + 4 KOH = K2CO3 + 2 K2MnO4 + 3 H2O
Na + Mg = NaMg =>
Na + Mg = NaMg
Ce(SO4)2 + (NH4)2Fe(SO4)2*6H2O = Ce2(SO4)3 + Fe2(SO4)3 + (NH4)2(SO4)2 + H2O =>
6 Ce(SO4)2 + 2(NH4)2Fe(SO4)2*6H2O = 3 Ce2(SO4)3 + Fe2(SO4)3 + 2(NH4)2(SO4)2 + 12 H2O
HgS(s) + CaO(s) = Hg(l) + CaS(s) + CaSO4 =>
4 HgS(s) + 4 CaO(s) = 4 Hg(l) + 3 CaS(s) + CaSO4
C7H10NCl + AgNO3 = AgCl + C7H10N2O3 =>
C7H10NCl + AgNO3 = AgCl + C7H10N2O3
KMnO4 + KOH = K2MnO4 + MnO5 + H2 =>
6 KMnO4 + 2 KOH = 4 K2MnO4 + 2 MnO5 + H2
BaS + K2SO3 = BaSO3 + K2S =>
BaS + K2SO3 = BaSO3 + K2S
K + CuSO4 = Cu + K2SO4 =>
2 K + CuSO4 = Cu + K2SO4
P(s) + Cl2 = PCl5(s) =>
2 P(s) + 5 Cl2 = 2 PCl5(s)
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Équations équilibrées sur10/23/24
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