Équations équilibrées la veille |
NH3 + CO2 + H2O = (NH4){+} + (HCO3){-}
CH2(CH)2(CH2) + O2 = CO2 + H2O =>
2 CH2(CH)2(CH2) + 11 O2 = 8 CO2 + 6 H2O
NaNO3 + LiOH = LiNO3 + NaOH =>
NaNO3 + LiOH = LiNO3 + NaOH
HCIO3 = CIO2 + H2O + O2 =>
4 HCIO3 = 4 CIO2 + 2 H2O + O2
Pb[NO3]2 + AlCl3 = PbCl2 + Al[NO3]3 =>
3 Pb[NO3]2 + 2 AlCl3 = 3 PbCl2 + 2 Al[NO3]3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2CrO4 + H2S + H2O = KOH + Cr(OH)4 + S =>
K2CrO4 + H2S + 2 H2O = 2 KOH + Cr(OH)4 + S
Sr2(CO3)2 + HNO3 = Sr(NO3)2 + H2CO3 =>
Sr2(CO3)2 + 4 HNO3 = 2 Sr(NO3)2 + 2 H2CO3
PbS + Ca(OH)2 = Pb(OH)2 + CaS =>
PbS + Ca(OH)2 = Pb(OH)2 + CaS
HCl + K2Cr2O7 + CH3CH2OH = CrCl3 + H2O + CH3CHO + KCl =>
8 HCl + K2Cr2O7 + 3 CH3CH2OH = 2 CrCl3 + 7 H2O + 3 CH3CHO + 2 KCl
NH3 + CO2 + H2O = (NH4){+} + (HCO3){-} =>
NH3 + CO2 + H2O = (NH4){+} + (HCO3){-}
K2CrO4 + H2S + H2O = KOH + Cr(OH)4 + S =>
K2CrO4 + H2S + 2 H2O = 2 KOH + Cr(OH)4 + S
CH6ClN3O + C9H8O + C2H3NaO2 = C10H13N3O2 + CH3COOH + NaCl =>
CH6ClN3O + C9H8O + C2H3NaO2 = C10H13N3O2 + CH3COOH + NaCl
At + O2 = AtO2 =>
At + O2 = AtO2
K4Fe(CN)6 + H2SO4 = K2SO4 + FeSO4 + HCN =>
K4Fe(CN)6 + 3 H2SO4 = 2 K2SO4 + FeSO4 + 6 HCN
NH3 + CO2 + H2O = (NH4){+} + (HCO3){-} =>
NH3 + CO2 + H2O = (NH4){+} + (HCO3){-}
HgS + HCl + HNO3 = HgCl2 + S + NO + H2O =>
3 HgS + 6 HCl + 2 HNO3 = 3 HgCl2 + 3 S + 2 NO + 4 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
KH2PO4 + NaOH = Na2HPO4 + K2HPO4 + H2O =>
2 KH2PO4 + 2 NaOH = Na2HPO4 + K2HPO4 + 2 H2O
HCl + NH2CH2COOH = [NH3CH2COOH]Cl =>
HCl + NH2CH2COOH = [NH3CH2COOH]Cl
KMnO4 + NaCl + H2SO4 = MnSO4 + NaSO4 + H2O + K2SO4 + Cl2 =>
4 KMnO4 + 10 NaCl + 16 H2SO4 = 4 MnSO4 + 10 NaSO4 + 16 H2O + 2 K2SO4 + 5 Cl2
HClO4 + H2S = HCl + H2O + SO2 =>
3 HClO4 + 4 H2S = 3 HCl + 4 H2O + 4 SO2
CuCl2 + H2O = Cu(OH)2 + H2 + Cl2 =>
CuCl2 + 2 H2O = Cu(OH)2 + H2 + Cl2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Zn + CuSO{4} = ZnSO{4} + Cu =>
Zn + CuSO{4} = ZnSO{4} + Cu
Li2CrO4 + Sn(NO3)2 = SnCrO4 + Li2(NO3)2 =>
Li2CrO4 + Sn(NO3)2 = SnCrO4 + Li2(NO3)2
(CH3)2COH + KMnO4 + NaOH = CH3COOH + MnO2 + KOH + NaH =>
2(CH3)2COH + 2 KMnO4 + 2 NaOH = 3 CH3COOH + 2 MnO2 + 2 KOH + 2 NaH
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
SO2 + Br2 + NaOH = Na2SO4 + BrH =>
SO2 + Br2 + 2 NaOH = Na2SO4 + 2 BrH
KOOHCOONa + K2Cr2O7 + H2SO4 = CO2 + Cr2SO43 + K2SO4 + H2O + Na2SO4 =>
68 KOOHCOONa + K2Cr2O7 + 70 H2SO4 = 68 CO2 + Cr2SO43 + 35 K2SO4 + 104 H2O + 34 Na2SO4
NH3 + KMnO4 = N2 + MnO2 + KOH + H2O =>
2 NH3 + 2 KMnO4 = N2 + 2 MnO2 + 2 KOH + 2 H2O
Sr(OH)2 + CH3COOH = Sr(COOH) + CH3(OH)2 =>
Sr(OH)2 + CH3COOH = Sr(COOH) + CH3(OH)2
MnO4{-} + I{-} + OH{-} = MnO2{-2} + IO3{-} + H2O =>
6 MnO4{-} + 5 I{-} + 6 OH{-} = 6 MnO2{-2} + 5 IO3{-} + 3 H2O
CaCO2 + HCl = CaCl + CO2 + H2 =>
2 CaCO2 + 2 HCl = 2 CaCl + 2 CO2 + H2
FeBr3 + Fl = FeFl3 + Br =>
FeBr3 + 3 Fl = FeFl3 + 3 Br
LiOH(aq) + H2SO4(aq) = H2O + Li2SO4 =>
2 LiOH(aq) + H2SO4(aq) = 2 H2O + Li2SO4
Br2 + KOH = KBr + KBrO3 + H2O =>
3 Br2 + 6 KOH = 5 KBr + KBrO3 + 3 H2O
KMnO4 + K2SO3 + H2O = MnO2 + K2SO4 + KOH =>
2 KMnO4 + 3 K2SO3 + H2O = 2 MnO2 + 3 K2SO4 + 2 KOH
K + O2 = K2O =>
4 K + O2 = 2 K2O
Na2CO3(s) + H2O(l) = NaOH + CO2(g) =>
Na2CO3(s) + H2O(l) = 2 NaOH + CO2(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2CS3 + H2SO4 = Na2SO4 + H2S + CS2 =>
Na2CS3 + H2SO4 = Na2SO4 + H2S + CS2
K2SO4 + Mg(CH3COO)2 = CH3CO2K + MgSO4 =>
K2SO4 + Mg(CH3COO)2 = 2 CH3CO2K + MgSO4
CH3COOH + C2H5OH = C3H8CO + H2O =>
CH3COOH + 3 C2H5OH = 2 C3H8CO + 3 H2O
C8H10 + KMnO4 = MnO2 + KOH + CO2 + C6H5COOH =>
C8H10 + 4 KMnO4 = 4 MnO2 + 4 KOH + CO2 + C6H5COOH
Zn + FeBr3 = ZnBr2 + FeBr2 =>
Zn + 2 FeBr3 = ZnBr2 + 2 FeBr2
CH3ONa + NaClO2 + HCl = COCl2 + NaCl + H2O =>
2 CH3ONa + 3 NaClO2 + 6 HCl = 2 COCl2 + 5 NaCl + 6 H2O
Ag2CO3 + HCl = AgCl + H2CO3 =>
Ag2CO3 + 2 HCl = 2 AgCl + H2CO3
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