| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + 2 C = CaC2
Mg(NO3)2 + LiOH = Mg(OH)2 + LiNO3 =>
Mg(NO3)2 + 2 LiOH = Mg(OH)2 + 2 LiNO3
H2Se + K2CrO4 + HBr = CrBr3 + Se7 + KBr + H2O =>
21 H2Se + 14 K2CrO4 + 70 HBr = 14 CrBr3 + 3 Se7 + 28 KBr + 56 H2O
MnO2 + H2 = H2O + Mn =>
MnO2 + 2 H2 = 2 H2O + Mn
P + CuSO4 + H2O = Cu + H3PO4 + H2SO4 =>
2 P + 5 CuSO4 + 8 H2O = 5 Cu + 2 H3PO4 + 5 H2SO4
Al + K + SO4 + H2O = KAl(SO4)2*12H2O =>
Al + K + 2 SO4 + 12 H2O = KAl(SO4)2*12H2O
CuBr2 + KI = Cu + KBr + I2 =>
CuBr2 + 2 KI = Cu + 2 KBr + I2
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
K2CrO4 + H2Se + HBr = Se7 + CrBr3 + KBr + H2O =>
14 K2CrO4 + 21 H2Se + 70 HBr = 3 Se7 + 14 CrBr3 + 28 KBr + 56 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CuBr2 + KI = CuI + KBr + I2 =>
2 CuBr2 + 4 KI = 2 CuI + 4 KBr + I2
H2SO3 + KOH = H2OH + KSO3 =>
H2SO3 + KOH = H2OH + KSO3
CrO3 + NH3 = Cr2O2 + N2 + H2O =>
6 CrO3 + 8 NH3 = 3 Cr2O2 + 4 N2 + 12 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
F + H = HF =>
F + H = HF
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
P2O3 + HCLO3 + H2O = HCL + H3PO4 =>
3 P2O3 + 2 HCLO3 + 9 H2O = 2 HCL + 6 H3PO4
Ba(OH)2 + NO2 = Ba(NO3)2 + Ba(NO2)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO3)2 + Ba(NO2)2 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CuBr2 + KI = CuBr + KBr + I2 =>
2 CuBr2 + 2 KI = 2 CuBr + 2 KBr + I2
BF3(g) + H2O(g) = B2O3(s) + HF(g) =>
2 BF3(g) + 3 H2O(g) = B2O3(s) + 6 HF(g)
H2CO3 + Ba(OH)2 = BaCO3 + H2O =>
H2CO3 + Ba(OH)2 = BaCO3 + 2 H2O
LiCl + NaOH = LiOH + NaCl =>
LiCl + NaOH = LiOH + NaCl
CUS + HNO3 = CUSO4 + H20 + NO2 =>
5 CUS + 20 HNO3 = 5 CUSO4 + H20 + 20 NO2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Cr2(CO3)3 = Cr2O3 + CO2 =>
Cr2(CO3)3 = Cr2O3 + 3 CO2
MNO2 + KCLO3 + KOH = K2MNO4 + KCL + H2O =>
3 MNO2 + KCLO3 + 6 KOH = 3 K2MNO4 + KCL + 3 H2O
HCl + Zn = ZnCl2 + H =>
2 HCl + Zn = ZnCl2 + 2 H
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
NaOH + Al = Na3AlO3 + H2 =>
6 NaOH + 2 Al = 2 Na3AlO3 + 3 H2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Sn{+2} + MnO4{-} + H3O{+} = Sn{+4} + Mn{+2} + H2O =>
5 Sn{+2} + 2 MnO4{-} + 16 H3O{+} = 5 Sn{+4} + 2 Mn{+2} + 24 H2O
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
H2Se + K2CrO4 + HBr = CrBr3 + Se7 + KBr + H2O =>
21 H2Se + 14 K2CrO4 + 70 HBr = 14 CrBr3 + 3 Se7 + 28 KBr + 56 H2O
BF3(g) + H2O(g) = B2O3(s) + HF(g) =>
2 BF3(g) + 3 H2O(g) = B2O3(s) + 6 HF(g)
K2CO3 + HNO3 = KNO3 + CO2 + H2O =>
K2CO3 + 2 HNO3 = 2 KNO3 + CO2 + H2O
MnO2 + H2 = Mn + H2O =>
MnO2 + 2 H2 = Mn + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
C2H6 + O = CO2 + H2O =>
C2H6 + 7 O = 2 CO2 + 3 H2O
CUSO4 + Fe = CU + Fe2(SO4)3 =>
3 CUSO4 + 2 Fe = 3 CU + Fe2(SO4)3
KI + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + I2 =>
2 KI + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + I2
H2Se + K2CrO4 + HBr = CrBr3 + Se7 + KBr + H2O =>
21 H2Se + 14 K2CrO4 + 70 HBr = 14 CrBr3 + 3 Se7 + 28 KBr + 56 H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/19/16
Équations équilibrées sur02/18/15
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