| Équations équilibrées la veille |
SiO2 + 4 HF = SiF4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaI(s) + H2SO4(aq) = Na2HSO4 + HI2 =>
2 NaI(s) + H2SO4(aq) = Na2HSO4 + HI2
CoCl2*6H20 + NH4Cl + NH3 + O2 = [Co(NH3)5Cl]Cl2 + H2O =>
4 CoCl2*6H20 + 4 NH4Cl + 16 NH3 + 121 O2 = 4[Co(NH3)5Cl]Cl2 + 242 H2O
SiO2 + H2SO4 = Si(SO4)2 + H2O =>
SiO2 + 2 H2SO4 = Si(SO4)2 + 2 H2O
C3H7Cl + KOH = C3H7OH + KCl =>
C3H7Cl + KOH = C3H7OH + KCl
KCl + Pb(No3)2 = PbCl2 + KNo3 =>
2 KCl + Pb(No3)2 = PbCl2 + 2 KNo3
C3H8 + CO2 = H2O + C4H4 =>
C3H8 + CO2 = 2 H2O + C4H4
Na2SO3 + Na2CrO4 + H2O = Na2SO4 + Cr(OH)3 + NaOH =>
3 Na2SO3 + 2 Na2CrO4 + 5 H2O = 3 Na2SO4 + 2 Cr(OH)3 + 4 NaOH
NiSO4 + NH4NO3 = Ni(NO3)2 + (NH4)2SO4 =>
NiSO4 + 2 NH4NO3 = Ni(NO3)2 + (NH4)2SO4
KOH + Cl2O7 = Cl(OH)7 + K2O =>
14 KOH + Cl2O7 = 2 Cl(OH)7 + 7 K2O
P2O5 + Cl2 = PCl5 + O2 =>
2 P2O5 + 10 Cl2 = 4 PCl5 + 5 O2
C4H10O2(liquid) + C4H8O2(liquid) + H2CO3(liquid)*2H2O(liquid) + KOH(S) = C4H7KHO3(S)*2H2O(liquid) =>
11 C4H10O2(liquid) + 5 C4H8O2(liquid) + 8 H2CO3(liquid)*2H2O(liquid) + 18 KOH(S) = 18 C4H7KHO3(S)*2H2O(liquid)
C4H9OH + KMnO4 + H2SO4 = K2SO4 + C3H7COOH + MnSO4 + H2O =>
5 C4H9OH + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 5 C3H7COOH + 4 MnSO4 + 11 H2O
Mg(OH)2 + HBrO3 = HOH + Mg(BrO3)2 =>
Mg(OH)2 + 2 HBrO3 = 2 HOH + Mg(BrO3)2
BaNO3NaSO4 = BaSO4NaNO3 =>
BaNO3NaSO4 = BaSO4NaNO3
MnCO3 + HCOOH = Mn(HCOO)2 + H2O + CO2 =>
MnCO3 + 2 HCOOH = Mn(HCOO)2 + H2O + CO2
Zn + CUSO4 = Zn(SO4) + CU =>
Zn + CUSO4 = Zn(SO4) + CU
Na2CO3(s) + HCl = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3(s) + 2 HCl = 2 NaCl(aq) + H2O(l) + CO2(g)
C3H8O3 + O2 = H2O + C20 =>
20 C3H8O3 + 10 O2 = 80 H2O + 3 C20
SBr3 = S + Br2 =>
2 SBr3 = 2 S + 3 Br2
Sr(OH)2 + Cl2 = Sr(ClO3)2 + SrCl2 + H2O =>
6 Sr(OH)2 + 6 Cl2 = Sr(ClO3)2 + 5 SrCl2 + 6 H2O
Rb + H2SO4 = Rb2SO4 + H2S + H2O =>
8 Rb + 5 H2SO4 = 4 Rb2SO4 + H2S + 4 H2O
Sr(NO3)2 + Na2S = Sr2S + Na(NO3)2 =>
2 Sr(NO3)2 + Na2S = Sr2S + 2 Na(NO3)2
(NH4)3PO4 + KOH = K3PO4 + NH4OH =>
(NH4)3PO4 + 3 KOH = K3PO4 + 3 NH4OH
BiO + Zn = ZnO + Bi =>
BiO + Zn = ZnO + Bi
Ca2(PO4)3 + SiO2 + C2 = Ca2Si + P2 + CO =>
2 Ca2(PO4)3 + 2 SiO2 + 14 C2 = 2 Ca2Si + 3 P2 + 28 CO
NaOH + Fe = Fe2O3 + NaH =>
3 NaOH + 2 Fe = Fe2O3 + 3 NaH
NH3(g) + NO2(g) = NO(g) + H2O =>
2 NH3(g) + 5 NO2(g) = 7 NO(g) + 3 H2O
Ca3P2 + Cl2 + H2O = Ca3P2O8 + HCl =>
Ca3P2 + 8 Cl2 + 8 H2O = Ca3P2O8 + 16 HCl
H3PO3 + N2H8CrO4 = N3H12PO3 + H2CrO4 =>
2 H3PO3 + 3 N2H8CrO4 = 2 N3H12PO3 + 3 H2CrO4
Fe2O3(s) + C(s) = Fe(s) + CO2(g) =>
2 Fe2O3(s) + 3 C(s) = 4 Fe(s) + 3 CO2(g)
HCl2(aq) + Zn(s) = ZnCl2(aq) + H2(g) =>
2 HCl2(aq) + 2 Zn(s) = 2 ZnCl2(aq) + H2(g)
XeCl4 + F2 = XeF4 + Cl2 =>
XeCl4 + 2 F2 = XeF4 + 2 Cl2
N + H = N(H2)3 =>
N + 6 H = N(H2)3
N3 + O2 + H2O = HNO3 =>
4 N3 + 15 O2 + 6 H2O = 12 HNO3
Cr(OH)3 + ClO{-} + OH{-} = CrO4({-}2) + Cl{-} + H2O =>
Cr(OH)3 + 2 ClO{-} + OH{-} = CrO4({-}2) + 2 Cl{-} + 2 H2O
MgCl2 + PbC2H3O = MgC2H3O + PbCl2 =>
MgCl2 + PbC2H3O = MgC2H3O + PbCl2
HCOOH(aq) + KOH(aq) = H2O(l) + HCOOK =>
HCOOH(aq) + KOH(aq) = H2O(l) + HCOOK
Cu(No3)2(aq) + NaS(aq) = CuS + Na(No3)2 =>
Cu(No3)2(aq) + NaS(aq) = CuS + Na(No3)2
CO + SO2 = CO2 + CSO =>
3 CO + SO2 = 2 CO2 + CSO
C6H6O + Br2 = C6H3Br3O + HBr =>
C6H6O + 3 Br2 = C6H3Br3O + 3 HBr
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Al(OH)3 + KOH = KAlO2 + H2O =>
Al(OH)3 + KOH = KAlO2 + 2 H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
P2O5 + Ca(OH)2 = CaHPO4 + H2O =>
P2O5 + 2 Ca(OH)2 = 2 CaHPO4 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KNO2 + RbNO3 = KNO3 + NORb =>
2 KNO2 + RbNO3 = 2 KNO3 + NORb
NiS + HCl + KClO3 = NiCl3 + KCl + S + H2O =>
2 NiS + 6 HCl + KClO3 = 2 NiCl3 + KCl + 2 S + 3 H2O
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