| Équations équilibrées la veille |
Fe2(SO4)3 + Zn = ZnSO4 + 2 FeSO4
NaS + KClO3 = NaClO3 + KS =>
NaS + KClO3 = NaClO3 + KS
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
B2H6 + H2O = H3BO3 + H =>
B2H6 + 6 H2O = 2 H3BO3 + 12 H
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
SiO2 + HCl = SiCl4 + H2 + O2 =>
SiO2 + 4 HCl = SiCl4 + 2 H2 + O2
NH4SO4 + H2O = H2SO4 + NH4O =>
NH4SO4 + H2O = H2SO4 + NH4O
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
SO2 + O2 = SO6 =>
SO2 + 2 O2 = SO6
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
ZnO + Zn(OH)2 + CO2 = Zn(OH)2ZnCO3 =>
ZnO + Zn(OH)2 + CO2 = Zn(OH)2ZnCO3
HCl + Ca3P2 = PH3 + CaCl2 =>
6 HCl + Ca3P2 = 2 PH3 + 3 CaCl2
COH4 + H2SO4 + K2Cr2O7 = CH2O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 COH4 + 8 H2SO4 + 2 K2Cr2O7 = 3 CH2O2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
SO3{-2} + MnO4{-} + H2O = SO4{-2} + MnO(OH)2 + OH{-} =>
3 SO3{-2} + 2 MnO4{-} + 3 H2O = 3 SO4{-2} + 2 MnO(OH)2 + 2 OH{-}
K2Co3 + NaOH = NaCo3 + K2OH =>
K2Co3 + NaOH = NaCo3 + K2OH
Sn + NaNO3 = Sn(NO3)2 + Na =>
Sn + 2 NaNO3 = Sn(NO3)2 + 2 Na
Ag + ZnCl2 = AgCl2 + Zn =>
Ag + ZnCl2 = AgCl2 + Zn
Al + NH4ClO4 = Al2O3 + H2O + HCl + N2 =>
10 Al + 6 NH4ClO4 = 5 Al2O3 + 9 H2O + 6 HCl + 3 N2
Fe3(PO4)3 + Na2(SO4) = Fe2(SO4)3 + Na3(PO4) =>
2 Fe3(PO4)3 + 9 Na2(SO4) = 3 Fe2(SO4)3 + 6 Na3(PO4)
Al + HCl = Al(Cl)3 + H2 =>
2 Al + 6 HCl = 2 Al(Cl)3 + 3 H2
MgSO4 + Na2CO3 = MgCO3 + Na2SO4 =>
MgSO4 + Na2CO3 = MgCO3 + Na2SO4
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + KSO4 + H2O =>
4 FeSO4 + K2Cr2O7 + 7 H2SO4 = 2 Fe2(SO4)3 + Cr2(SO4)3 + 2 KSO4 + 7 H2O
Au + O2 = Au2O3 =>
4 Au + 3 O2 = 2 Au2O3
N2 + Mg = Mg{+2} + N{-3) =>
N2 + 3 Mg = 3 Mg{+2} + 2 N{-3)
H2SO4 + NaBr = Na2SO4 + H2 + Br2 =>
H2SO4 + 2 NaBr = Na2SO4 + H2 + Br2
(NaOH) + FeCl3 = Fe(OH)3 + NaCl =>
3(NaOH) + FeCl3 = Fe(OH)3 + 3 NaCl
Si(OCH2CH3)4 + H2O = Si(OCH2CH3)3OH + CH3CH2OH =>
Si(OCH2CH3)4 + H2O = Si(OCH2CH3)3OH + CH3CH2OH
Rb + O2 = Rb37O37 =>
74 Rb + 37 O2 = 2 Rb37O37
Fe + N2 = Fe3N2 =>
3 Fe + N2 = Fe3N2
CoCl2(H2O)6 + C2H8N2 + HCl + O2 = (Co(C2H8N2)3)Cl3(H2O)3 + H2O =>
4 CoCl2(H2O)6 + 12 C2H8N2 + 4 HCl + O2 = 4(Co(C2H8N2)3)Cl3(H2O)3 + 14 H2O
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
NaBH4 + Te + (NH4)6Mo7O24*4H2O = BN + H2 + H2O + MoTe2 + NaOH =>
6 NaBH4 + 14 Te + (NH4)6Mo7O24*4H2O = 6 BN + 3 H2 + 22 H2O + 7 MoTe2 + 6 NaOH
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Rb + O2 = Rb37O37 =>
74 Rb + 37 O2 = 2 Rb37O37
B2O3 + H3PO4 + C7H18O3 + ZnCl2 + KF = ZnBP + CO2 + KCl + F2 + H2O =>
5 B2O3 + 10 H3PO4 + 2 C7H18O3 + 10 ZnCl2 + 20 KF = 10 ZnBP + 14 CO2 + 20 KCl + 10 F2 + 33 H2O
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
P4S3 + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 P4S3 + 38 HNO3 + 8 H2O = 12 H3PO4 + 9 H2SO4 + 38 NO
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Cu3(OH)2(CO3)2 + H2SO4 = CuSO4 + CO2 + H2O =>
Cu3(OH)2(CO3)2 + 3 H2SO4 = 3 CuSO4 + 2 CO2 + 4 H2O
K2MnO4 + HCl = MnCl2 + Cl2 + KCl + H2O =>
K2MnO4 + 8 HCl = MnCl2 + 2 Cl2 + 2 KCl + 4 H2O
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
CH5N + O2 = CO2 + H2O + NO =>
4 CH5N + 11 O2 = 4 CO2 + 10 H2O + 4 NO
H2*Br2 = HBr =>
H2*Br2 = 2 HBr
MgCO3(s) = CO2(g) + MgO(s) =>
MgCO3(s) = CO2(g) + MgO(s)
P2O3 + H2BrO3 + H2O = H3PO4 + HBr =>
5 P2O3 + 4 H2BrO3 + 13 H2O = 10 H3PO4 + 4 HBr
NaNo3 + KCl = NaCl + KNo3 =>
NaNo3 + KCl = NaCl + KNo3
P4 + ClO3{-} + H2O = PO4{-3} + Cl{-} + H3O{+} =>
3 P4 + 10 ClO3{-} + 54 H2O = 12 PO4{-3} + 10 Cl{-} + 36 H3O{+}
Cr + H2SO4 = CrH2SO4 =>
Cr + H2SO4 = CrH2SO4
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