| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Br2 + 2 Na2So3 = 4 NaBr + 3 So2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Br + H2O = HBr + O2 =>
4 Br + 2 H2O = 4 HBr + O2
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
Br2 + H2O = HBr + O2 =>
2 Br2 + 2 H2O = 4 HBr + O2
Na2Cr2O7 + HCl = NaCl + CrCl3 + H2O + Cl =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 7 H2O + 6 Cl
Cr2(So4)3 + Br2 + NaOH = Na2CrO4 + NaBr + Na2So4 + H2O =>
Cr2(So4)3 + 3 Br2 + 16 NaOH = 2 Na2CrO4 + 6 NaBr + 3 Na2So4 + 8 H2O
P4O6 = P + O =>
P4O6 = 4 P + 6 O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
Na2Cr2O7 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 7 H2O + 3 Cl2
H2O + Cu + HNO3 + H2SO4 = CuSO4*5H2O + NO =>
11 H2O + 3 Cu + 2 HNO3 + 3 H2SO4 = 3 CuSO4*5H2O + 2 NO
Na + O = Na2O =>
2 Na + O = Na2O
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 + O2 =>
10 K2Cr2O7 + 40 H2SO4 = 10 K2SO4 + 10 Cr2(SO4)3 + 4 H20 + 35 O2
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
Fe + S = FeS =>
Fe + S = FeS
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
CH20 + ClO3 = CO2 + Cl + H2O =>
CH20 + 4 ClO3 = CO2 + 4 Cl + 10 H2O
KI + BiCl3 = KCl + BiI3 =>
3 KI + BiCl3 = 3 KCl + BiI3
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
AL(s) + N2(g) = ALN(s) =>
2 AL(s) + N2(g) = 2 ALN(s)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH2O + ClO3 = CO2 + Cl + H2O =>
3 CH2O + 2 ClO3 = 3 CO2 + 2 Cl + 3 H2O
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
Bi(OH)3 + Na2SnO2 = Bi + Na2SnO3 + H2O =>
2 Bi(OH)3 + 3 Na2SnO2 = 2 Bi + 3 Na2SnO3 + 3 H2O
FeSO4 + Na3PO4 = Na2SO4 + Fe3(PO4)2 =>
3 FeSO4 + 2 Na3PO4 = 3 Na2SO4 + Fe3(PO4)2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
(CuOH)CO3 + CH3COOH = (CH3COO)2Cu + CO2 + H2O =>
8(CuOH)CO3 + 17 CH3COOH = 8(CH3COO)2Cu + 10 CO2 + 14 H2O
CsNO3 + H2O = HNO3 + CsOH =>
CsNO3 + H2O = HNO3 + CsOH
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
(CuOH)2CO3 + CH3COOH = (CH3COO)2Cu + CO2 + H2O =>
(CuOH)2CO3 + 4 CH3COOH = 2(CH3COO)2Cu + CO2 + 3 H2O
CH2O + ClO3{-} = CO2 + Cl{-} + H2O =>
3 CH2O + 2 ClO3{-} = 3 CO2 + 2 Cl{-} + 3 H2O
Au + KCN + O2 + H2O = K(Au(CN)2) + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K(Au(CN)2) + 4 KOH
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
Zn + HNO3 = Zn(NO3)2 + H2O + NH3NO3 =>
7 Zn + 18 HNO3 = 7 Zn(NO3)2 + 6 H2O + 2 NH3NO3
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Cr2O7{-2} + H{+} + I{-} = Cr{+3} + H2O + I2 =>
Cr2O7{-2} + 14 H{+} + 6 I{-} = 2 Cr{+3} + 7 H2O + 3 I2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
H3PO4 + Ag = Ag3PO4 + H2 =>
2 H3PO4 + 6 Ag = 2 Ag3PO4 + 3 H2
Zn2 + HCl = ZnCl2 + H2 =>
Zn2 + 4 HCl = 2 ZnCl2 + 2 H2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Ba(OH)2 + HBr = BaBr2 + H2O =>
Ba(OH)2 + 2 HBr = BaBr2 + 2 H2O
Fe + H2O = Fe2O3 + H2 =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
FeS2 + O2 = FeO + SO2 =>
2 FeS2 + 5 O2 = 2 FeO + 4 SO2
Au + CN{-} + O2 + H2O = Au(CN)2{-} + OH{-} =>
4 Au + 8 CN{-} + O2 + 2 H2O = 4 Au(CN)2{-} + 4 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/12/14
Équations équilibrées sur04/11/13
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