| Équations équilibrées la veille |
4 NaHSO3 + H2SO3 + 2 KMnO4 = K2SO4 + 2 Na2SO4 + 2 MnSO4 + 3 H2O
KC1 = KC =>
KC1 = KC
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
KF + H2NO4 = K2NO4 + HF =>
2 KF + H2NO4 = K2NO4 + 2 HF
O8 = O10 =>
5 O8 = 4 O10
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH3COCH3 = CH2CO + CH4 =>
CH3COCH3 = CH2CO + CH4
NaC1 + SO2 + H2O + O2 = Na2SO4 + HC1 =>
4 NaC1 + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 4 HC1
Mg(NO3)2 + Na2HPO4 = Mg3(PO4)2 + HNO3 + NaNO3 =>
3 Mg(NO3)2 + 2 Na2HPO4 = Mg3(PO4)2 + 2 HNO3 + 4 NaNO3
NH4Cl + Ba(OH)2 = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 H2O + 2 NH3
Mg(OH)2 + NaHCO3 = NaOH + Mg(HCO3)2 =>
Mg(OH)2 + 2 NaHCO3 = 2 NaOH + Mg(HCO3)2
CH2NH2COOH + O2 = CO2 + H2O + NH3 =>
2 CH2NH2COOH + 3 O2 = 4 CO2 + 2 H2O + 2 NH3
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
AI(OH)3 + HF = AIF3 + H(OH) =>
AI(OH)3 + 3 HF = AIF3 + 3 H(OH)
CaHPO4Ba(OH)2 = BaHPO4Ca(OH)2 =>
CaHPO4Ba(OH)2 = BaHPO4Ca(OH)2
N2H4 + CH4 = NH3 + C2H4 =>
2 N2H4 + 2 CH4 = 4 NH3 + C2H4
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s) =>
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s)
Br2 + NaCO3 + HCOONa = NaBr + CO2 + H2O =>
3 Br2 + 2 NaCO3 + 4 HCOONa = 6 NaBr + 6 CO2 + 2 H2O
H2 + Ba(NO3)2 = HNO3 + Ba =>
H2 + Ba(NO3)2 = 2 HNO3 + Ba
BaCl2(aq) + NaBr(aq) = BaBr2(aq) + NaCl(aq) =>
BaCl2(aq) + 2 NaBr(aq) = BaBr2(aq) + 2 NaCl(aq)
FeCl2Cu = CuCl2Fe =>
FeCl2Cu = CuCl2Fe
Potassiumiodide + Chlorine = potassiumchloride + iodine =>
2 KI + Cl2 = 2 KCl + I2
K4[Fe(CN)6] + K2Cr2O7 + H2SO4 = K2SO4 + K3[Fe(CN)6] + Cr2(SO4)3 + H2O =>
6 K4[Fe(CN)6] + K2Cr2O7 + 7 H2SO4 = 4 K2SO4 + 6 K3[Fe(CN)6] + Cr2(SO4)3 + 7 H2O
H2PO4 = HPO4 + H =>
H2PO4 = HPO4 + H
Ag2SO4 + NaCl = AgCl + Na2SO4 =>
Ag2SO4 + 2 NaCl = 2 AgCl + Na2SO4
BaCO3 + KNO3 = K2CO3 + Ba(NO3)2 =>
BaCO3 + 2 KNO3 = K2CO3 + Ba(NO3)2
N2 + Cl2 + H2O = NH3 + HClO =>
N2 + 3 Cl2 + 6 H2O = 2 NH3 + 6 HClO
Hg(g) + O2(g) = HgO(g) =>
2 Hg(g) + O2(g) = 2 HgO(g)
C6H5NO2 + Fe + HCl = C6H5NH2 + FeCl3 + H2O =>
C6H5NO2 + 2 Fe + 6 HCl = C6H5NH2 + 2 FeCl3 + 2 H2O
Na2Cr2O7 + HCl + KI = I2 + CrCl3 + NaCl + H2O + KCl =>
Na2Cr2O7 + 14 HCl + 6 KI = 3 I2 + 2 CrCl3 + 2 NaCl + 7 H2O + 6 KCl
KMnO4 + HCl = Cl2 + H2O + KCl + MnCl2 =>
2 KMnO4 + 16 HCl = 5 Cl2 + 8 H2O + 2 KCl + 2 MnCl2
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
CH3NH2 + HCOOH = CH4 + HCOO + NH3 =>
CH3NH2 + 2 HCOOH = CH4 + 2 HCOO + NH3
KClO3 + P4 = P4O10 + KCl =>
10 KClO3 + 3 P4 = 3 P4O10 + 10 KCl
CH3COOAgK2CrO4 = CH3COOCrO4K2Ag =>
CH3COOAgK2CrO4 = CH3COOCrO4K2Ag
Zn(NO3)2 + Mg = Mg(NO3)3 + Zn =>
3 Zn(NO3)2 + 2 Mg = 2 Mg(NO3)3 + 3 Zn
Mg + NOH = MgNOH =>
Mg + NOH = MgNOH
CdSO4 + Na2S + H2SO4 = CdS + Na(SO4)2 + H2 =>
CdSO4 + Na2S + 3 H2SO4 = CdS + 2 Na(SO4)2 + 3 H2
VCl2 + H2 = V + HCl =>
VCl2 + H2 = V + 2 HCl
Cu(OH)2(s)NaOH(aq) = Na[Cu(OH)3] =>
Cu(OH)2(s)NaOH(aq) = Na[Cu(OH)3]
Mg(C2H3O2)2 + AgNO3 = Mg(NO3)2 + AgC2H3O2 =>
Mg(C2H3O2)2 + 2 AgNO3 = Mg(NO3)2 + 2 AgC2H3O2
W + H3PO4 + KMnO4 = H2O + K3PO4 + Mn3(PO4)2 + WO3 =>
5 W + 6 H3PO4 + 6 KMnO4 = 9 H2O + 2 K3PO4 + 2 Mn3(PO4)2 + 5 WO3
Si + H2 = SiH2 =>
Si + H2 = SiH2
ZnO + Cl2 = ZnCl2 + O2 =>
2 ZnO + 2 Cl2 = 2 ZnCl2 + O2
ClO3{-} + I2 = Cl2 + IO3{-} =>
2 ClO3{-} + I2 = Cl2 + 2 IO3{-}
HF + KOH = KH + FOH =>
HF + KOH = KH + FOH
Mn + HBr = MnBr + H =>
Mn + HBr = MnBr + H
KICl4 + H2O = HIO + KCl + HCl + HIO3 =>
2 KICl4 + 4 H2O = HIO + 2 KCl + 6 HCl + HIO3
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
HCl + Ag2O = AgCl + H2O =>
2 HCl + Ag2O = 2 AgCl + H2O
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Équations équilibrées sur11/17/24
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