| Équations équilibrées la veille |
K2SO4 + 4 C = K2S + 4 CO
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
CH3(CH2)3OH + HCl = CH3(CH2)3Cl + H2O =>
CH3(CH2)3OH + HCl = CH3(CH2)3Cl + H2O
C + AlPO4 = CO + Al2O3 + P =>
5 C + 2 AlPO4 = 5 CO + Al2O3 + 2 P
CoCl3 + HNO3 = Co(NO3)3 + HCl =>
CoCl3 + 3 HNO3 = Co(NO3)3 + 3 HCl
AgCl + Na2S2O3 = Na3[Ag(S2O3)2] + NaCl =>
AgCl + 2 Na2S2O3 = Na3[Ag(S2O3)2] + NaCl
HgN2O6 = Hg + NO2 + O2 =>
HgN2O6 = Hg + 2 NO2 + O2
K2MnO4 + KBr + H2SO4 = MnSO4 + Br2 + KSO4 + H2O =>
2 K2MnO4 + 2 KBr + 8 H2SO4 = 2 MnSO4 + Br2 + 6 KSO4 + 8 H2O
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
silveroxide = silver + Oxygen =>
2 Ag2O = 4 Ag + O2
AgI + Na2S = Ag2S + NaI* =>
2 AgI + Na2S = Ag2S + 2 NaI*
K2SO4 + C = K2S + CO =>
K2SO4 + 4 C = K2S + 4 CO
CCl4(l) + O2(g) = CCl2O(g) + Cl2(g) =>
2 CCl4(l) + O2(g) = 2 CCl2O(g) + 2 Cl2(g)
CuCl2(aq) + Na2CO3 = CuCO3 + NaCl =>
CuCl2(aq) + Na2CO3 = CuCO3 + 2 NaCl
Na2SO3 + Ca(OH)2 = CaSO3 + Na2(OH)2 =>
Na2SO3 + Ca(OH)2 = CaSO3 + Na2(OH)2
CaCl2 + Li2CO3 = CaCO3 + LiCl =>
CaCl2 + Li2CO3 = CaCO3 + 2 LiCl
CuSO3 + Fe = FeSO3 + Cu2 =>
2 CuSO3 + 2 Fe = 2 FeSO3 + Cu2
C + Se = CSe =>
C + Se = CSe
Br7 + O2 = BrO7 =>
2 Br7 + 49 O2 = 14 BrO7
Nd2O3 + HCl = NdCl3 + H2O =>
Nd2O3 + 6 HCl = 2 NdCl3 + 3 H2O
P + MgI4 = P4Mg3 + I2 =>
4 P + 3 MgI4 = P4Mg3 + 6 I2
CrCl3 + ZnSO4 + NaOH = CrZnO + NaCl + Na2SO4 + H2O + O2 =>
4 CrCl3 + 4 ZnSO4 + 20 NaOH = 4 CrZnO + 12 NaCl + 4 Na2SO4 + 10 H2O + 3 O2
Zn(NO3)2 + H2O = Zn + O2 + HNO3 =>
2 Zn(NO3)2 + 2 H2O = 2 Zn + O2 + 4 HNO3
AlCl3 + C2H3NaO2 = Al(CH3COO)3 + NaCl =>
AlCl3 + 3 C2H3NaO2 = Al(CH3COO)3 + 3 NaCl
Zn(CH3COO)2 + Na3PO4 = ZnPO4 + Na3(CH3COO)2 =>
Zn(CH3COO)2 + Na3PO4 = ZnPO4 + Na3(CH3COO)2
CF4 + Na2CO3 = CO2 + NaF =>
CF4 + 2 Na2CO3 = 3 CO2 + 4 NaF
KOH + H2NO4 = K2NO4 + H2O =>
2 KOH + H2NO4 = K2NO4 + 2 H2O
Pb + H2S = H2 + Pb2S2 =>
2 Pb + 2 H2S = 2 H2 + Pb2S2
Cr{+6} + e = Cr{+3} =>
Cr{+6} + 3e = Cr{+3}
O + Ag = AgO =>
O + Ag = AgO
Mg3(PO4)2 + K = K3PO4 + Mg =>
Mg3(PO4)2 + 6 K = 2 K3PO4 + 3 Mg
(AuCl4){-} + Cu = Au + Cl{-} + Cu2{+} =>
(AuCl4){-} + 6 Cu = Au + 4 Cl{-} + 3 Cu2{+}
C22H24N2O8 + H = C18H23NO4 + CO2 + NH4 =>
8 C22H24N2O8 + 43 H = 9 C18H23NO4 + 14 CO2 + 7 NH4
Na(s) + I(s) = NaI =>
Na(s) + I(s) = NaI
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Au + HNO2 = Au2NO2 + H2 =>
4 Au + 2 HNO2 = 2 Au2NO2 + H2
H2SO4(aq) + K3PO4(aq) = H3PO4(aq) + K2SO4(s) =>
3 H2SO4(aq) + 2 K3PO4(aq) = 2 H3PO4(aq) + 3 K2SO4(s)
C3H6Cl2(g) + O2(g) = CO2(g) + H2O(g) + HCl(g) =>
C3H6Cl2(g) + 4 O2(g) = 3 CO2(g) + 2 H2O(g) + 2 HCl(g)
MnCO3 + KMnO4 = MnO2 + K2CO3 + CO2 =>
3 MnCO3 + 2 KMnO4 = 5 MnO2 + K2CO3 + 2 CO2
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
C12 + H2 = HC1 =>
C12 + 6 H2 = 12 HC1
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Na2SO3 + Ca(OH)2 = CaSO3 + Na2(OH)2 =>
Na2SO3 + Ca(OH)2 = CaSO3 + Na2(OH)2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2CO3(aq) + CoCl2(aq) = NaCl(aq) + Co2(CO3)2(s) =>
2 Na2CO3(aq) + 2 CoCl2(aq) = 4 NaCl(aq) + Co2(CO3)2(s)
(COOH)2 + LiOH = (COOLi)2 + H2O =>
(COOH)2 + 2 LiOH = (COOLi)2 + 2 H2O
ZnO + CH3COOH = ZnC4H6O4 + H2O =>
ZnO + 2 CH3COOH = ZnC4H6O4 + H2O
CH3COOH + ZnO = (CH3COO)2Zn + H2O =>
2 CH3COOH + ZnO = (CH3COO)2Zn + H2O
Cl2 + NH3 = N2 + HCl =>
3 Cl2 + 2 NH3 = N2 + 6 HCl
H3BO3 + H3PO4 + NaBF4 + C5H14NOCl + Al = AlBP + AlF + NaCl + CO2 + H2O + N2 =>
27 H3BO3 + 35 H3PO4 + 8 NaBF4 + 8 C5H14NOCl + 67 Al = 35 AlBP + 32 AlF + 8 NaCl + 40 CO2 + 149 H2O + 4 N2
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