Équations équilibrées la veille |
NaOH2O = NaOHOH
PbO + NH = N2 + H2O + Pb =>
PbO + 2 NH = N2 + H2O + Pb
Si{4+} + N{-3} = Si3N4 =>
3 Si{4+} + 4 N{-3} = Si3N4
C8H16O2 + KOH = KC8H15O2 + H2O =>
C8H16O2 + KOH = KC8H15O2 + H2O
Ni(NO3)2 + NaCrO4 = Ni(CrO4) + Na(NO3)2 =>
Ni(NO3)2 + NaCrO4 = Ni(CrO4) + Na(NO3)2
KOH + CrOH3 + KIO3 = K2CrO4 + KI + H2O =>
12 KOH + 6 CrOH3 + 7 KIO3 = 6 K2CrO4 + 7 KI + 15 H2O
(SO4)3 = S3O12 =>
(SO4)3 = S3O12
Ca + KCl = KCaCl =>
Ca + KCl = KCaCl
NH4NO3(g) + H2O(l) = NH4(OH)2(s) + HNO3(s) =>
7 NH4NO3(g) + 13 H2O(l) = 8 NH4(OH)2(s) + 6 HNO3(s)
MgCO3 + KCN = MgCN + KCO3 =>
MgCO3 + KCN = MgCN + KCO3
Fe(OH)3 + NH3 = FeNH3 + OH =>
Fe(OH)3 + NH3 = FeNH3 + 3 OH
Cr2O7{-}2 + HSO3{-} + H{+} = Cr{+}3 + SO4{-}2 + H2O =>
3 Cr2O7{-}2 + 11 HSO3{-} + 9 H{+} = 6 Cr{+}3 + 11 SO4{-}2 + 10 H2O
KNO3 + PB(NO3)2 = K(NO3)2 + PBNO3 =>
KNO3 + PB(NO3)2 = K(NO3)2 + PBNO3
Mg(HCO3)2 + HClO4 = Mg(ClO4)2 + H2O + CO2 =>
Mg(HCO3)2 + 2 HClO4 = Mg(ClO4)2 + 2 H2O + 2 CO2
Al + Cl2 = AlCl3 = Al2Cl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NaOHC2H4O2 = NaC2H3O2H2O =>
NaOHC2H4O2 = NaC2H3O2H2O
CaC2 + H2O = Ca + OH + C2H2 =>
CaC2 + 2 H2O = Ca + 2 OH + C2H2
C6H5ONa + H2O = NaOH + C6H5OH =>
C6H5ONa + H2O = NaOH + C6H5OH
SeO2 + NaOH = NaO2 + SeOH =>
SeO2 + NaOH = NaO2 + SeOH
CH3(CH2)12CH2OH + O2 = CO2 + H2O =>
CH3(CH2)12CH2OH + 21 O2 = 14 CO2 + 15 H2O
Na4[Fe(CN)6] + Cl2 = [Fe(CN)6]3 + NaCl =>
3 Na4[Fe(CN)6] + 6 Cl2 = [Fe(CN)6]3 + 12 NaCl
KI + (NH4)Cr2O7 + H2SO4 = I2 + Cr2(SO4)3 + (NH4)SO4 + K2SO4 + H2O =>
6 KI + (NH4)Cr2O7 + 7 H2SO4 = 3 I2 + Cr2(SO4)3 + (NH4)SO4 + 3 K2SO4 + 7 H2O
NaHCO3 = H2OCO2Na2CO3 =>
2 NaHCO3 = H2OCO2Na2CO3
NaOHC6H8O6 = H2ONaC6H7O6 =>
NaOHC6H8O6 = H2ONaC6H7O6
Ca(NO3)2 + HCN = HNO3 + Ca(CN)2 =>
Ca(NO3)2 + 2 HCN = 2 HNO3 + Ca(CN)2
Mg(NO3)2 + O2 = MgO + NO3 =>
2 Mg(NO3)2 + O2 = 2 MgO + 4 NO3
MnO + KCl = K2O + MnCl2 =>
MnO + 2 KCl = K2O + MnCl2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Cd(C{2}H{3}O{2}){2} + HBr = CdBr{2} + HC{2}H{3}O{2} =>
Cd(C{2}H{3}O{2}){2} + HBr = CdBr{2} + HC{2}H{3}O{2}
XAlK(SO4)2 + XBa(NO3)2 = XAlK(NO3)2 + XBa(SO4)2 =>
XAlK(SO4)2 + XBa(NO3)2 = XAlK(NO3)2 + XBa(SO4)2
Sc + NaOH + H2O = Na(Sc(OH)6) + H2 =>
2 Sc + 2 NaOH + 10 H2O = 2 Na(Sc(OH)6) + 5 H2
Zn + K2Cr2O7 + H2SO4 = ZnSO4 + Cr(SO4) + K2SO4 + H2O =>
4 Zn + K2Cr2O7 + 7 H2SO4 = 4 ZnSO4 + 2 Cr(SO4) + K2SO4 + 7 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Pb(NO3)3 + Al = Pb + Al(NO3) =>
Pb(NO3)3 + 3 Al = Pb + 3 Al(NO3)
Cu(SO4) + KSCN = CuSCN + K(SO4) =>
Cu(SO4) + KSCN = CuSCN + K(SO4)
H2S + Fe(OH)3 = FeS + H2O + O2 =>
4 H2S + 4 Fe(OH)3 = 4 FeS + 10 H2O + O2
Rb + Cl2 = Rb2Cl3 =>
4 Rb + 3 Cl2 = 2 Rb2Cl3
H2CO + [H] = CH3OH =>
H2CO + 2[H] = CH3OH
FeSO4 + KMnO4 + H2O = FeOHSO4 + KOH + MnO2 =>
3 FeSO4 + KMnO4 + 2 H2O = 3 FeOHSO4 + KOH + MnO2
NH3 + Cu(NO3)2 = Cu(NH3)4 + NO3 =>
4 NH3 + Cu(NO3)2 = Cu(NH3)4 + 2 NO3
C3H8OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + C3H6O + H2O =>
10 C3H8OH + 3 K2Cr2O7 + 12 H2SO4 = 3 Cr2(SO4)3 + 3 K2SO2 + 10 C3H6O + 27 H2O
Ni + H2O = NiO + H2 =>
Ni + H2O = NiO + H2
AlCl3 + K2Cr2O7 + HSO4 = Cr2(SO4)3 + K2SO4 + Cl2 + Al2(SO4)3 + H2O =>
20 AlCl3 + 3 K2Cr2O7 + 42 HSO4 = 3 Cr2(SO4)3 + 3 K2SO4 + 30 Cl2 + 10 Al2(SO4)3 + 21 H2O
LiOH + Cr2(SO4)3 = Cr(OH)3 + Li2SO4 =>
6 LiOH + Cr2(SO4)3 = 2 Cr(OH)3 + 3 Li2SO4
KCN + H2Co3 = HCN + K2Co3 =>
2 KCN + H2Co3 = 2 HCN + K2Co3
HCN + Cr = Cr(CN)3 + H2 =>
6 HCN + 2 Cr = 2 Cr(CN)3 + 3 H2
Cr5 + O2 = Cr2O =>
4 Cr5 + 5 O2 = 10 Cr2O
HNO3 + HI12 = HIO3 + NO + H2O =>
61 HNO3 + 3 HI12 = 36 HIO3 + 61 NO + 14 H2O
CH3COONa + HBr = NaBr + CH3COOH =>
CH3COONa + HBr = NaBr + CH3COOH
[Cr(H2O)4]Cr2 + H2O = [Cr(H2O)6]Cr3 =>
4[Cr(H2O)4]Cr2 + 2 H2O = 3[Cr(H2O)6]Cr3
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