| Équations équilibrées la veille |
2 Cu(NO3)2 + 2 Na2Cr2O7 = 4 NaNO3 + Cu2(Cr2O7)2
C2H5OH + O1 = CO2 + H2O =>
C2H5OH + 6 O1 = 2 CO2 + 3 H2O
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
Ca(ClO)2 + HCl = CaO + Cl2 + HClO4 =>
4 Ca(ClO)2 + HCl = 4 CaO + 4 Cl2 + HClO4
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
FeSO4 + K4[Fe(CN)6] = Fe[Fe(CN)6] + K4SO4 =>
FeSO4 + K4[Fe(CN)6] = Fe[Fe(CN)6] + K4SO4
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
Ca(ClO)2 + HCl = CaO + Cl2 + HClO4 =>
4 Ca(ClO)2 + HCl = 4 CaO + 4 Cl2 + HClO4
Cr2O3 + H2O + O2 = CrO2(OH)2 =>
2 Cr2O3 + 4 H2O + 3 O2 = 4 CrO2(OH)2
C = C29 =>
29 C = C29
KBrO3 + H2O + S = KBr + H2SO4 =>
KBrO3 + H2O + S = KBr + H2SO4
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
LiBr + F2 = FBr2 + Li =>
4 LiBr + F2 = 2 FBr2 + 4 Li
CaCO3 + AlF3 = Al2Ca3 + CO3 + F =>
3 CaCO3 + 2 AlF3 = Al2Ca3 + 3 CO3 + 6 F
Ca(ClO)2 + HCl = CaO + Cl2 + HClO4 =>
4 Ca(ClO)2 + HCl = 4 CaO + 4 Cl2 + HClO4
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Rb2O + CO2 = Rb2(CO3) =>
Rb2O + CO2 = Rb2(CO3)
H4C2O2 + NaHCO3 = NaH4C2O2 + CO2 + H2O =>
9 H4C2O2 + 8 NaHCO3 = 8 NaH4C2O2 + 10 CO2 + 6 H2O
B2H6 + MeOH = B(OMe)3 + H2 =>
B2H6 + 6 MeOH = 2 B(OMe)3 + 6 H2
Na2Cr2O7 + CH3OH + H2SO4*2H2O = H2CO + Cr2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 3 CH3OH + 4 H2SO4*2H2O = 3 H2CO + Cr2(SO4)3 + Na2SO4 + 15 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
Al(OH)3 + H2O = H3O + AlO3H2 =>
Al(OH)3 + H2O = H3O + AlO3H2
Ca(ClO)2 + HCl = CaO + Cl2 + HClO4 =>
4 Ca(ClO)2 + HCl = 4 CaO + 4 Cl2 + HClO4
CH3CH2CH2OH + CuO = CH3CH2CHO + Cu + H2O =>
CH3CH2CH2OH + CuO = CH3CH2CHO + Cu + H2O
calciumcarbonate + lithiumhydroxide = calciumhydroxide + lithiumcarbonate =>
CaCO3 + 2 LiOH = Ca(OH)2 + Li2CO3
Ba3(PO4)2 + NaNO3 = Ba(NO3)2 + Na3(PO4) =>
Ba3(PO4)2 + 6 NaNO3 = 3 Ba(NO3)2 + 2 Na3(PO4)
NO2 + H2O = NH3 + O2 =>
4 NO2 + 6 H2O = 4 NH3 + 7 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Zn + HClH = ZnCl2 + H2 =>
Zn + 2 HClH = ZnCl2 + 2 H2
Cu + CrBr3 = Cr + CuBr2 =>
3 Cu + 2 CrBr3 = 2 Cr + 3 CuBr2
CH3CHOHCOOH + CH3CH2OH = CH3CHOHCOOCH2CH3 + H2O =>
CH3CHOHCOOH + CH3CH2OH = CH3CHOHCOOCH2CH3 + H2O
Pb(CH3COO)2 + HCl = PbCl2 + CH3COOH =>
Pb(CH3COO)2 + 2 HCl = PbCl2 + 2 CH3COOH
Mg3N2 + H3O = Mg + NH4 + H2O =>
Mg3N2 + 8 H3O = 3 Mg + 2 NH4 + 8 H2O
Ca(ClO)2 + HCl = CaO + Cl2 + HClO4 =>
4 Ca(ClO)2 + HCl = 4 CaO + 4 Cl2 + HClO4
B2O3 + CaF2 = BF3 + CaO =>
B2O3 + 3 CaF2 = 2 BF3 + 3 CaO
S + H2O2 = S2{-} + S2O3 + H{+} =>
16 S + 3 H2O2 = 6 S2{-} + 2 S2O3 + 6 H{+}
Ca + H2O = Ca*H2O =>
Ca + H2O = Ca*H2O
Zn(NO3)2 + H2(CO3) = Zn(CO3) + H(NO3) =>
Zn(NO3)2 + H2(CO3) = Zn(CO3) + 2 H(NO3)
Fe{+2} + H{+} + HNO3 = Fe{+3} + H2O + NO =>
3 Fe{+2} + 3 H{+} + HNO3 = 3 Fe{+3} + 2 H2O + NO
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C6H12O6 + O2 = C3H4CO4 + H2O =>
2 C6H12O6 + 3 O2 = 3 C3H4CO4 + 6 H2O
K2Cr2O7 + SnCl2 + HCl = KCl + CrCl3 + Sn(ClO)4 + H2O =>
5 K2Cr2O7 + 3 SnCl2 + 46 HCl = 10 KCl + 10 CrCl3 + 3 Sn(ClO)4 + 23 H2O
ZnO + NaOH + H2O = Na2(Zn(OH)4) =>
ZnO + 2 NaOH + H2O = Na2(Zn(OH)4)
Cl2(g) + KBr(ac) = KCl(ac) + Br2(l) =>
Cl2(g) + 2 KBr(ac) = 2 KCl(ac) + Br2(l)
I2O5 + BrF3 = IF5 + O2 + BrF2 =>
2 I2O5 + 20 BrF3 = 4 IF5 + 5 O2 + 20 BrF2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PaF5 = Pa + F2 =>
2 PaF5 = 2 Pa + 5 F2
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