| Équations équilibrées la veille | Équations équilibrées le lendemain |
KH2PO4 + 2 NaOH = Na2HPO4 + KOH + H2O
NaH2PO2 = PH3 + Na2HPO4 =>
2 NaH2PO2 = PH3 + Na2HPO4
KNO2 + HI = NO + I2 + KI + H2O =>
2 KNO2 + 4 HI = 2 NO + I2 + 2 KI + 2 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
CH3NH2 + HF = CH3NH3 + F =>
CH3NH2 + HF = CH3NH3 + F
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
K[Al(OH)4] + H2SO4 = Al(OH)3 + H2O + K2SO4 =>
2 K[Al(OH)4] + H2SO4 = 2 Al(OH)3 + 2 H2O + K2SO4
PbO + CH3COOH = Pb(CH3COO)2 + H2O =>
PbO + 2 CH3COOH = Pb(CH3COO)2 + H2O
C6H5CH2OH + H2SO4 = C6H5COOH + H2O + SO2 =>
C6H5CH2OH + 2 H2SO4 = C6H5COOH + 3 H2O + 2 SO2
CHO + SO4 = S + H2O + CO2 =>
8 CHO + 3 SO4 = 3 S + 4 H2O + 8 CO2
AgBr = Br3 + Ag =>
3 AgBr = Br3 + 3 Ag
K3PO4 + Mg(NO3)2 = KNO3 + Mg3(PO4)2 =>
2 K3PO4 + 3 Mg(NO3)2 = 6 KNO3 + Mg3(PO4)2
H2Cr2O7 + Sn(OH)2 = SnCr2O7 + H2O =>
H2Cr2O7 + Sn(OH)2 = SnCr2O7 + 2 H2O
H2O + CO2 = CO(OH)2 =>
H2O + CO2 = CO(OH)2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
FeS2 + O2 + H2O = Fe(OH)3 + SO4 =>
4 FeS2 + 19 O2 + 6 H2O = 4 Fe(OH)3 + 8 SO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
HCl + FeCl2 + V(OH)4Cl = VOCl2 + H2O + FeCl3 =>
2 HCl + FeCl2 + V(OH)4Cl = VOCl2 + 3 H2O + FeCl3
Ba(OH)2 + Li2S = BaS + LiOH =>
Ba(OH)2 + Li2S = BaS + 2 LiOH
Ce + H2O = HCeO + HCe =>
2 Ce + H2O = HCeO + HCe
Cu(SO4)2 + H2O = Cu(OH)2 + HSO4 =>
Cu(SO4)2 + 2 H2O = Cu(OH)2 + 2 HSO4
KMnO4 + NaOH = NaKMnO4 + H2O + O2 =>
4 KMnO4 + 4 NaOH = 4 NaKMnO4 + 2 H2O + O2
Cr2O7 + H2SO4 = Cr + H2O + SO4 =>
Cr2O7 + 7 H2SO4 = 2 Cr + 7 H2O + 7 SO4
CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 CHCH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 4 H2O
Fe{3+} + {-} = Fe{2+} =>
Fe{3+} + e = Fe{2+}
CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 CHCH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 4 H2O
Ba(CH3COO)2 + (NH4)2SO4 = BaSO4 + NH4(CH3COO) =>
Ba(CH3COO)2 + (NH4)2SO4 = BaSO4 + 2 NH4(CH3COO)
CaCl2 + CO2 + H2O = CaCO3 + HCl =>
CaCl2 + CO2 + H2O = CaCO3 + 2 HCl
CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 CHCH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 4 H2O
N2H4O3 + FeS2 + NaCl + H2O = NaFeNO2 + H2SO4 + H2 + HCl =>
N2H4O3 + 2 FeS2 + 2 NaCl + 17 H2O = 2 NaFeNO2 + 4 H2SO4 + 14 H2 + 2 HCl
Cr + O2 = Cr2O3 = Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 CHCH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 4 H2O
Sn + H2O + HCl = SnCl2*2H2O + H2 =>
Sn + 2 H2O + 2 HCl = SnCl2*2H2O + H2
CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 CHCH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 4 H2O
Zn + O2 = Zn2O3 =>
4 Zn + 3 O2 = 2 Zn2O3
H2O + MgSO4 = MgSO4H24O12 =>
12 H2O + MgSO4 = MgSO4H24O12
carbondioxide + water = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
NaCl + K[Sb(OH)6] = Na[Sb(OH)6] + KCl =>
NaCl + K[Sb(OH)6] = Na[Sb(OH)6] + KCl
CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 CHCH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 4 H2O
Ag + HNo3 + O2 = AgNo3 + H2O =>
4 Ag + 4 HNo3 + O2 = 4 AgNo3 + 2 H2O
NH3SO4 + BaCl2 = Ba(SO4)2 + NH3Cl =>
2 NH3SO4 + BaCl2 = Ba(SO4)2 + 2 NH3Cl
KI + FeSO4 = FeI + SO4K =>
KI + FeSO4 = FeI + SO4K
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Rh2O3 + HCl = H3RhCl6 + H2O =>
Rh2O3 + 12 HCl = 2 H3RhCl6 + 3 H2O
Cr(PO3)3 = Cr4(P2O7)3 + P2O5 =>
4 Cr(PO3)3 = Cr4(P2O7)3 + 3 P2O5
SO2 + H = SO2H =>
SO2 + H = SO2H
Fe + H3PO4 = Fe3(PO4) + H2 =>
6 Fe + 2 H3PO4 = 2 Fe3(PO4) + 3 H2
CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 CHCH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 4 H2O
Fe{2} + Cr2O7{2-} + H{+} = Fe{3} + Cr{3} + H2O =>
6 Fe{2} + Cr2O7{2-} + 14 H{+} = 6 Fe{3} + 2 Cr{3} + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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