| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr + 2 KOH + 4 H2SO4 + 22 H2O = 2 KCr(SO4)2*12H2O + 3 H2
X2Y3 + HNO3 + H2O = H3XO4 + H2YO4 + NO =>
3 X2Y3 + 28 HNO3 + 4 H2O = 6 H3XO4 + 9 H2YO4 + 28 NO
Cr(SO3)3 + K(CO3) = Cr(CO3)3 + K(SO3) =>
Cr(SO3)3 + 3 K(CO3) = Cr(CO3)3 + 3 K(SO3)
P410 + H2O = H3P + O2 =>
2 P410 + 1230 H2O = 820 H3P + 615 O2
CH3Cl + NH3 = C4H11N + HCl =>
4 CH3Cl + NH3 = C4H11N + 4 HCl
Ca(OH)2 + Na2SO4 = NaHO + CaSO4 =>
Ca(OH)2 + Na2SO4 = 2 NaHO + CaSO4
Ag{+} + Nd = Ag + Nd{3+} =>
3 Ag{+} + Nd = 3 Ag + Nd{3+}
ZnSO4 + K4[Fe(Cn)6] = Zn2[Fe(Cn)6] + K2SO4 =>
2 ZnSO4 + K4[Fe(Cn)6] = Zn2[Fe(Cn)6] + 2 K2SO4
H{+} + Fe{2+} + MnO4{-} = Fe{3+} + Mn{2+} + OH{-} =>
4 H{+} + 5 Fe{2+} + MnO4{-} = 5 Fe{3+} + Mn{2+} + 4 OH{-}
NH3 + O2 + CH4 = H2O + CN =>
4 NH3 + 7 O2 + 4 CH4 = 14 H2O + 4 CN
ZnCO3 + H3O{+} + H2O = Zn(OH2)6{2+} + CO2 =>
ZnCO3 + 2 H3O{+} + 3 H2O = Zn(OH2)6{2+} + CO2
FeC3 + O2 = Fe2O3 + CO2 =>
4 FeC3 + 15 O2 = 2 Fe2O3 + 12 CO2
(NH4)2SO4(s) + MgCl2(s) = (NH4)2Cl2 + MgSO4 =>
(NH4)2SO4(s) + MgCl2(s) = (NH4)2Cl2 + MgSO4
H2SiO3 + Pb(OH)4 = H2O + Pb(SiO3)2 =>
2 H2SiO3 + Pb(OH)4 = 4 H2O + Pb(SiO3)2
NiSO4 + HIO + H2SO4 = Ni2(SO4)3 + NiI3 + H2O =>
12 NiSO4 + 6 HIO + 3 H2SO4 = 5 Ni2(SO4)3 + 2 NiI3 + 6 H2O
H2S + Na[Al(OH)4] = Na2S + Al(OH)3 + H2O =>
H2S + 2 Na[Al(OH)4] = Na2S + 2 Al(OH)3 + 2 H2O
Zn(s) + HNO3(qa) = Zn(NO3)2(aq) + H2(g) =>
Zn(s) + 2 HNO3(qa) = Zn(NO3)2(aq) + H2(g)
SiO2 + C = CO + SiCO =>
SiO2 + 2 C = CO + SiCO
SO3 + CrO2 = SO4 + Cr =>
2 SO3 + CrO2 = 2 SO4 + Cr
HCl + F22 = Cl + HF =>
22 HCl + F22 = 22 Cl + 22 HF
H2 + SiF6 + NaOH = NaF + Si(OH)4 + H2O =>
H2 + SiF6 + 6 NaOH = 6 NaF + Si(OH)4 + 2 H2O
Cr + KOH + H2SO4 + H2O = H2 + K2Cr(SO4)2*12H2O =>
Cr + 2 KOH + 2 H2SO4 + 10 H2O = H2 + K2Cr(SO4)2*12H2O
C6H5CH2OH + KMnO4 = C6H5CHO + KOH + MnO2 + H2O =>
3 C6H5CH2OH + 2 KMnO4 = 3 C6H5CHO + 2 KOH + 2 MnO2 + 2 H2O
Zn(s) + HNO3(qa) = Zn(NO3)2(aq) + H2(g) =>
Zn(s) + 2 HNO3(qa) = Zn(NO3)2(aq) + H2(g)
KMnO4 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + K2S8 + H2O =>
2 KMnO4 + 60 FeSO4 + 40 H2SO4 = 2 MnSO4 + 30 Fe2(SO4)3 + K2S8 + 40 H2O
Li2S + Cl2 = LiCl + S8 =>
8 Li2S + 8 Cl2 = 16 LiCl + S8
H3BO3 = H2O + B2O3 =>
2 H3BO3 = 3 H2O + B2O3
NaCl + H2SO4 = Cl2 + Na2SO4 + SO2 + H2O =>
2 NaCl + 2 H2SO4 = Cl2 + Na2SO4 + SO2 + 2 H2O
Cr + KOH + H2SO4 + H2O = H2 + K2Cr(SO4)2*12H2O =>
Cr + 2 KOH + 2 H2SO4 + 10 H2O = H2 + K2Cr(SO4)2*12H2O
Ba(OH)2 + Cl = Ba(OCl)2 + BaCl2 + H2O =>
2 Ba(OH)2 + 4 Cl = Ba(OCl)2 + BaCl2 + 2 H2O
C61H2 + O2 = CO2 + H2O =>
2 C61H2 + 123 O2 = 122 CO2 + 2 H2O
BeO + NaOH = NaBeO2 + H2 =>
2 BeO + 2 NaOH = 2 NaBeO2 + H2
NaIO3 + SO2 + H2O = NaI + H2SO4 =>
NaIO3 + 3 SO2 + 3 H2O = NaI + 3 H2SO4
H3AsO3 + Zn + HCl = ZnCl2 + AsH3 + H2O =>
H3AsO3 + 3 Zn + 6 HCl = 3 ZnCl2 + AsH3 + 3 H2O
Al + KOH + H2O = KAlO4H4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAlO4H4 + 3 H2
Al + PBO = Al2O2 + PB =>
2 Al + 2 PBO = Al2O2 + 2 PB
CH3CH2CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3(CO)CH2CH3 + H2O =>
3 CH3CH2CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3(CO)CH2CH3 + 7 H2O
Fe{+2} + CrO7{-2} + H{+} = Fe{+3} + Cr{+3} + H2O =>
9 Fe{+2} + CrO7{-2} + 14 H{+} = 9 Fe{+3} + Cr{+3} + 7 H2O
CsNO3 + KCl = CsCl + KNO3 =>
CsNO3 + KCl = CsCl + KNO3
B12C3 + ZnO = B2O + Zn + C =>
B12C3 + 6 ZnO = 6 B2O + 6 Zn + 3 C
H2O + ZnS = H2S + Zn(OH)2 =>
2 H2O + ZnS = H2S + Zn(OH)2
KCIO3 + S = KCI + SO2 =>
2 KCIO3 + 3 S = 2 KCI + 3 SO2
Sulfur + Oxygen = SO2 =>
S + O2 = SO2
Na(s) + KNO3 = K2O + Na2O + N2 =>
10 Na(s) + 2 KNO3 = K2O + 5 Na2O + N2
NaOH + In2O3 + H2O = Na[In(OH)4] =>
2 NaOH + In2O3 + 3 H2O = 2 Na[In(OH)4]
HBr + Ba(OH)2 = Br + Ba + H2O =>
2 HBr + Ba(OH)2 = 2 Br + Ba + 2 H2O
Li2S + AlBr3 = LiBr + Al2S3 =>
3 Li2S + 2 AlBr3 = 6 LiBr + Al2S3
HC2H3O2 + (Ba(OH)2) = C4H6BaO4 + H2O =>
2 HC2H3O2 + (Ba(OH)2) = C4H6BaO4 + 2 H2O
Ca(OH)2 + H3BO3 = CaB4O7 + H2O =>
Ca(OH)2 + 4 H3BO3 = CaB4O7 + 7 H2O
Pb(OH)2 + Na = NaOH + Pb =>
Pb(OH)2 + 2 Na = 2 NaOH + Pb
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/09/25
Équations équilibrées sur02/08/24
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