| Équations équilibrées la veille | Équations équilibrées le lendemain |
H3PO4MgO = MgHPO4H2O
FeSO4 + HNO3 = Fe(NO3)2 + H2SO4 =>
FeSO4 + 2 HNO3 = Fe(NO3)2 + H2SO4
P4S3 + KClO4 = P4O10 + SO2 + KCl =>
P4S3 + 4 KClO4 = P4O10 + 3 SO2 + 4 KCl
[Fe(H2O)6]{2+} + OH{-} = Fe(OH)2 + H2O =>
[Fe(H2O)6]{2+} + 2 OH{-} = Fe(OH)2 + 6 H2O
HCI + Zn = H2 + ZnCI =>
2 HCI + 2 Zn = H2 + 2 ZnCI
(CH3)2CHOH + K2Cr2O7 + H2SO4 = (CH3)2CO + K2SO4 + Cr2(SO4)3 + H2O =>
3(CH3)2CHOH + K2Cr2O7 + 4 H2SO4 = 3(CH3)2CO + K2SO4 + Cr2(SO4)3 + 7 H2O
SiH4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + SiO2 + H2O + K2SO4 =>
3 SiH4 + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 3 SiO2 + 22 H2O + 4 K2SO4
CsI(s) = Cs + I2 =>
2 CsI(s) = 2 Cs + I2
(CH3)2CHOH + K2Cr2O7 + H2SO4 = (CH3)2CHO + K2SO4 + Cr2(SO4)3 + H2O =>
6(CH3)2CHOH + K2Cr2O7 + 4 H2SO4 = 6(CH3)2CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
H3PO4 + Ag = Ag3PO4 + H2 =>
2 H3PO4 + 6 Ag = 2 Ag3PO4 + 3 H2
Ca3(PO4)2 + Na(ClO2) = Ca(ClO2)2 + Na3PO4 =>
Ca3(PO4)2 + 6 Na(ClO2) = 3 Ca(ClO2)2 + 2 Na3PO4
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
C3H5N3O9 + C6H7N3O11 = CO2 + H2O + N2 =>
9 C3H5N3O9 + C6H7N3O11 = 33 CO2 + 26 H2O + 15 N2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2S03 + H2SO4 = Na2SO4 + H2O + SO2 =>
Na2S03 + 8 H2SO4 = Na2SO4 + 8 H2O + 10 SO2
K2Cr2O7 + (CH3)2CHOH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 2(CH3)2CHOH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 10 H2O
KMnO4 + Na2C2O4 + H2SO4 = CO2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = 10 CO2 + 2 MnSO4 + 5 Na2SO4 + K2SO4 + 8 H2O
W + KBrF4 = K2WF8 + Br2 =>
W + 2 KBrF4 = K2WF8 + Br2
Cr3 + BiO3{-} + H{+} = Cr2O72{-} + Bi3{+} + H2O =>
28 Cr3 + 1287 BiO3{-} + 1674 H{+} = 42 Cr2O72{-} + 429 Bi3{+} + 837 H2O
Al2S3 + HNO3 = Al(NO3)3 + H2S =>
Al2S3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2S
KAlO2 + H2SO4 = Al2(SO4)3 + H2O + K2SO4 =>
2 KAlO2 + 4 H2SO4 = Al2(SO4)3 + 4 H2O + K2SO4
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn =>
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn
H2BO2 + CaF2 = CaBO2 + HF =>
H2BO2 + CaF2 = CaBO2 + 2 HF
KBr = K + Br3 =>
3 KBr = 3 K + Br3
Au + H2O = AuO + H2 =>
Au + H2O = AuO + H2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CH3CH(OH)CH3 + O2 = CO2 + H2O =>
2 CH3CH(OH)CH3 + 9 O2 = 6 CO2 + 8 H2O
methane + oxygen = carbondioxide + water =>
CH4 + 2 O2 = CO2 + 2 H2O
NO2 + Na2CO3 = NaNO3 + NaNO2 + CO2 =>
2 NO2 + Na2CO3 = NaNO3 + NaNO2 + CO2
C2H2 + HgCl2 + HCl + As = HHg + C2H2AsCl3 =>
C2H2 + HgCl2 + HCl + As = HHg + C2H2AsCl3
Ca(OH)2 + K2SO4 = KOH + CaSO4 =>
Ca(OH)2 + K2SO4 = 2 KOH + CaSO4
BaO = Ba + O =>
BaO = Ba + O
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
NaNO2 = NaNO + O2 =>
2 NaNO2 = 2 NaNO + O2
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Cu(s) + MgBr2(aq) = CuBr(aq) + Mg(s) =>
2 Cu(s) + MgBr2(aq) = 2 CuBr(aq) + Mg(s)
NaReO4 + N(C4H9)4Cl = N(C4H9)4[ReO4] + NaCl =>
NaReO4 + N(C4H9)4Cl = N(C4H9)4[ReO4] + NaCl
C6H4CH3NH3Cl + AgNO3 = AgCl + C6H4CH3NH2 + HNO3 =>
C6H4CH3NH3Cl + AgNO3 = AgCl + C6H4CH3NH2 + HNO3
BaO = Ba + O =>
BaO = Ba + O
N1 = N6 =>
6 N1 = N6
C6H4CH3NH3Cl + AgNO3 = AgCl + C6H4CH3NH2 + HNO3 =>
C6H4CH3NH3Cl + AgNO3 = AgCl + C6H4CH3NH2 + HNO3
AlF3 + O2 = Al2O3 + F2 =>
4 AlF3 + 3 O2 = 2 Al2O3 + 6 F2
CaOH + NaPO4 = CaPO4 + NaOH =>
CaOH + NaPO4 = CaPO4 + NaOH
C3H7OHHCOOH = HCOO(C3H7)H2O =>
C3H7OHHCOOH = HCOO(C3H7)H2O
SiH4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + SiO2 + H2O + K2SO4 =>
3 SiH4 + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 3 SiO2 + 22 H2O + 4 K2SO4
CH2O + CO2 = H2O + CO =>
CH2O + CO2 = H2O + 2 CO
Sr(ClO3)2 + Rh2(SO4)3 = SrSO4 + Rh(ClO3)3 =>
3 Sr(ClO3)2 + Rh2(SO4)3 = 3 SrSO4 + 2 Rh(ClO3)3
Ca(OH)2 + K3PO4 = Ca3(PO4)2 + KOH =>
3 Ca(OH)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KOH
CHCl3(g) + H2(g) = CH4(g) + Cl2(g) =>
2 CHCl3(g) + 3 H2(g) = 2 CH4(g) + 3 Cl2(g)
KNO3 + KCrO2 + KOH = K2CrO4 + N2O + H2O =>
6 KNO3 + 8 KCrO2 + 2 KOH = 8 K2CrO4 + 3 N2O + H2O
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Équations équilibrées sur12/15/23
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