| Équations équilibrées la veille |
3 K2S + 2 Cr(NO3)3 + 6 H2O = 2 Cr(OH)3 + 3 H2S + 6 KNO3
CsBr + PbBr2 = CsPbBr3 =>
CsBr + PbBr2 = CsPbBr3
(C6H5)2NH + KNO3 + H2SO4 = K2SO4 + H2O + (C6H5)NO =>
2(C6H5)2NH + 2 KNO3 + H2SO4 = K2SO4 + 2 H2O + 4(C6H5)NO
C2H4O2 + Fe = H2 + Fe(C2H2O2) =>
C2H4O2 + Fe = H2 + Fe(C2H2O2)
Zn + Pb(NO2)4 = Pb + Zn(NO2)3 =>
4 Zn + 3 Pb(NO2)4 = 3 Pb + 4 Zn(NO2)3
CaBr2 + H2SO4 = CaSO4 + H2 + Br2 =>
CaBr2 + H2SO4 = CaSO4 + H2 + Br2
Li2S + Ag(C2H3O2)2 = Li(C2H3O2) + AgS =>
Li2S + Ag(C2H3O2)2 = 2 Li(C2H3O2) + AgS
K2Cr2O7 + CH3COOH + Na2SO3 = (CH3COO)3Cr + CH3COOK + Na2SO4 + H2O =>
K2Cr2O7 + 8 CH3COOH + 3 Na2SO3 = 2(CH3COO)3Cr + 2 CH3COOK + 3 Na2SO4 + 4 H2O
C3Hg + O2 = CO2 + HgO =>
2 C3Hg + 7 O2 = 6 CO2 + 2 HgO
C4H9OH + C2H5OH = C3H7OH =>
C4H9OH + C2H5OH = 2 C3H7OH
(C3H8) + O2 = (CO2) + (H2O) =>
(C3H8) + 5 O2 = 3(CO2) + 4(H2O)
C8H18 + KNO3 = N2 + CO2 + H2O + KOH =>
C8H18 + 10 KNO3 = 5 N2 + 8 CO2 + 4 H2O + 10 KOH
FeCl + CuNO3 = FeNO3 + CuCl =>
FeCl + CuNO3 = FeNO3 + CuCl
HNO2 + NaHCO3 = CO2 + NaNO2 + H2O =>
HNO2 + NaHCO3 = CO2 + NaNO2 + H2O
Calciumcarbonate + Hydrochloricacid = calciumchloride + carbonicacid =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
NiS + HCl = NiCl2 + S + H2 =>
NiS + 2 HCl = NiCl2 + S + H2
NaCl + CuO = Cl2Cu + Na2O =>
2 NaCl + CuO = Cl2Cu + Na2O
C6H5NO2 + CH3OH = C7H8NO2 + OH =>
C6H5NO2 + CH3OH = C7H8NO2 + OH
Al(s) + H2O(l) = (Al(OH)4)(aq) + H2(g) =>
Al(s) + 4 H2O(l) = (Al(OH)4)(aq) + 2 H2(g)
C26H22O2 = C26H20O + H2O =>
C26H22O2 = C26H20O + H2O
PCl3(s) = P4(s) + Cl2(g) =>
4 PCl3(s) = P4(s) + 6 Cl2(g)
Zr3 + N = ZrN =>
Zr3 + 3 N = 3 ZrN
Ca(ClO)2(s) + H2 = Cl2(g) + Ca + H2O(l) =>
Ca(ClO)2(s) + 2 H2 = Cl2(g) + Ca + 2 H2O(l)
FeC2O4*2H2O + H2O2 + K2C2O4*H2O + H2C2O4*2H2O = K3[Fe(C2O4)3]*3H2O + H2O =>
2 FeC2O4*2H2O + H2O2 + 3 K2C2O4*H2O + H2C2O4*2H2O = 2 K3[Fe(C2O4)3]*3H2O + 5 H2O
Fe{3} + SCN{-} = [Fe(SCN)6]{3-} =>
Fe{3} + 6 SCN{-} = [Fe(SCN)6]{3-}
Zn2 + Au(NO3)3 = Zn(NO3)2 + Au =>
3 Zn2 + 4 Au(NO3)3 = 6 Zn(NO3)2 + 4 Au
NaNO2 + NH3SO3 = N2 + H2O + NaHSO4 =>
NaNO2 + NH3SO3 = N2 + H2O + NaHSO4
BNo3 + HCl = BCl + HNo3 =>
BNo3 + HCl = BCl + HNo3
Ni(OH)2 + HCl = NiOH + Cl + H2O =>
Ni(OH)2 + HCl = NiOH + Cl + H2O
H2SO4 + CuO = CuO4S + H2O =>
H2SO4 + CuO = CuO4S + H2O
Ca(ClO3)2 + Mg(NO3)2 = Mg(ClO3)2 + Ca(NO3)2 =>
Ca(ClO3)2 + Mg(NO3)2 = Mg(ClO3)2 + Ca(NO3)2
(CH3CH3) + O2 = CO2 + HO =>
(CH3CH3) + 5 O2 = 2 CO2 + 6 HO
Ca(P3O5)3 = Ca + P4 + O2 =>
4 Ca(P3O5)3 = 4 Ca + 9 P4 + 30 O2
Ca3(PO4)2 + Ba(ClO2)2 = Ba3(PO4)2 + Ca3(ClO2)6 =>
Ca3(PO4)2 + 3 Ba(ClO2)2 = Ba3(PO4)2 + Ca3(ClO2)6
C2H5OHO + O2 = CO2 + H2O =>
2 C2H5OHO + 5 O2 = 4 CO2 + 6 H2O
NaF + Fe = Na + FeF2 =>
2 NaF + Fe = 2 Na + FeF2
Na3N + Ca = CaN2 + Na3 =>
2 Na3N + Ca = CaN2 + 2 Na3
CH3COCH3 + CH3CH2OH = CH3C(OCH2CH3)2 + H2O =>
6 CH3COCH3 + 3 CH3CH2OH = 4 CH3C(OCH2CH3)2 + H2O
N2 + H3 + M = M2H3N3 =>
3 N2 + 2 H3 + 4 M = 2 M2H3N3
Cd(s) + AgNO3(aq) = Cd(NO3)2(aq) + Ag(s) =>
Cd(s) + 2 AgNO3(aq) = Cd(NO3)2(aq) + 2 Ag(s)
C4H9COOH + Ca = (C4H9COO)2Ca + H2 =>
2 C4H9COOH + Ca = (C4H9COO)2Ca + H2
HF + ZnO = ZnF2 + H2O =>
2 HF + ZnO = ZnF2 + H2O
C5H11COOH + Ca = C5H11COOCa + H2 =>
2 C5H11COOH + 2 Ca = 2 C5H11COOCa + H2
CCl4 + Fe + H{+} = CH2Cl2 + Cl{-} + Fe{2+} =>
CCl4 + 2 Fe + 2 H{+} = CH2Cl2 + 2 Cl{-} + 2 Fe{2+}
Li4Si + C = Si + Li4C =>
Li4Si + C = Si + Li4C
Ca(NO3)2 + H2O = H(NO3) + Ca(OH)2 =>
Ca(NO3)2 + 2 H2O = 2 H(NO3) + Ca(OH)2
Na2C2O4 + Mn(C2H3O2)2 = MnC2O4 + NaC2H3O2 =>
Na2C2O4 + Mn(C2H3O2)2 = MnC2O4 + 2 NaC2H3O2
Sn60 + Se20 + Te40 = Sn600Se20Te40 =>
10 Sn60 + Se20 + Te40 = Sn600Se20Te40
CO(g) + H2O2(g) = CH4(g) + CO2(g) =>
6 CO(g) + 2 H2O2(g) = CH4(g) + 5 CO2(g)
SrCl2 + C2H8N2O4 = NH4Cl + SrC2O4 =>
SrCl2 + C2H8N2O4 = 2 NH4Cl + SrC2O4
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