Équations équilibrées la veille |
3 Be(NO3)2 + 2 Al(OH)3 = 3 Be(OH)2 + 2 Al(NO3)3
HCOOH + Ca = Ca(HCOO)2Ca + H2 =>
2 HCOOH + 2 Ca = Ca(HCOO)2Ca + H2
FeS2 + Na2O2 = Na2FeO4 + Na2SO4 + Na =>
FeS2 + 6 Na2O2 = Na2FeO4 + 2 Na2SO4 + 6 Na
H2CO3 + Mg2Si = H4Si + MgCO3 =>
2 H2CO3 + Mg2Si = H4Si + 2 MgCO3
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
H2SO4 + Fe2O3 = H2O + Fe2SO6 =>
H2SO4 + Fe2O3 = H2O + Fe2SO6
C12H22O11 + H2O = C6H12C6 + HO =>
C12H22O11 + H2O = C6H12C6 + 12 HO
Ra + N2 = Ra2N3 =>
4 Ra + 3 N2 = 2 Ra2N3
K2CO3 + HClO4 = H2CO3 + KClO4 =>
K2CO3 + 2 HClO4 = H2CO3 + 2 KClO4
MgCl2 + NH4Cl + Na3PO4 = NaCl + Mg[NH4(PO4)] =>
MgCl2 + NH4Cl + Na3PO4 = 3 NaCl + Mg[NH4(PO4)]
Fe2O3 + K2CO3 = KFeO2 + Fe2(CO3)3 =>
4 Fe2O3 + 3 K2CO3 = 6 KFeO2 + Fe2(CO3)3
Pb(NO3)2 + K2CO3 = Pb(CO3)2 + K2(NO3) =>
Pb(NO3)2 + 2 K2CO3 = Pb(CO3)2 + 2 K2(NO3)
Li2(S) + Ca(OH)2 = Li(OH) + Ca(S) =>
Li2(S) + Ca(OH)2 = 2 Li(OH) + Ca(S)
Al2O3CO2 = Al2O3 + CO2 =>
Al2O3CO2 = Al2O3 + CO2
(CH3)2S2 + O3 = (CH3)2S2O5 =>
3(CH3)2S2 + 5 O3 = 3(CH3)2S2O5
MgCl2 + KOH = KCl2 + MgOH =>
MgCl2 + KOH = KCl2 + MgOH
Fe(OH)3 + HNO3 = H2O + Fe + NO3 =>
Fe(OH)3 + 3 HNO3 = 3 H2O + Fe + 3 NO3
NO + SnCl2 + HCl = (NH3OH)Cl + H2SnCl6 =>
2 NO + 3 SnCl2 + 14 HCl = 2(NH3OH)Cl + 3 H2SnCl6
K2O + SnO2 = K2SnO3 =>
K2O + SnO2 = K2SnO3
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
KMnO3 + Na2SO + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + H2O =>
2 KMnO3 + Na2SO + 3 H2SO4 = K2SO4 + 2 MnSO4 + Na2SO4 + 3 H2O
MnSO4 + KMnO4 + H2O = K2SO4 + H2SO4 + MnO2 =>
3 MnSO4 + 2 KMnO4 + 2 H2O = K2SO4 + 2 H2SO4 + 5 MnO2
HBrO2 + Li(OH) = LiBrO2 + H2O =>
HBrO2 + Li(OH) = LiBrO2 + H2O
C + H + O2 = C6H12O6 =>
6 C + 12 H + 3 O2 = C6H12O6
Cr2O7N2H8 = N2 + H2O + Cr2O3 =>
Cr2O7N2H8 = N2 + 4 H2O + Cr2O3
Mn(oh)2 + Cl2 + KOH = MnO4 + KCl + H2O =>
Mn(oh)2 + 8 Cl2 + 16 KOH = 2 MnO4 + 16 KCl + 8 H2O
NaSO3 + Cu(CH3COO)2 + H2O = H2SO4 + NaCH3COO + Cu(CH3COO) =>
NaSO3 + Cu(CH3COO)2 + H2O = H2SO4 + NaCH3COO + Cu(CH3COO)
TlCl + HClO + HCl = TlCl3 + H2O =>
TlCl + HClO + HCl = TlCl3 + H2O
Cl2 + CU = CUCl2 =>
Cl2 + CU = CUCl2
Ca + SO2 = CaS + O2 =>
Ca + SO2 = CaS + O2
SrBr2 + NaOH = SrOH + NaBr2 =>
SrBr2 + NaOH = SrOH + NaBr2
K(OH) + Fe(NO3)3 = Fe(OH)3 + K(NO3) =>
3 K(OH) + Fe(NO3)3 = Fe(OH)3 + 3 K(NO3)
CrO3 + H2O = H2CrO4 =>
CrO3 + H2O = H2CrO4
Zn + Cu3NO2 = Zn3NO2 + Cu =>
3 Zn + Cu3NO2 = Zn3NO2 + 3 Cu
HC2H3O2 + H2O = C2H5O2 + OH =>
HC2H3O2 + H2O = C2H5O2 + OH
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
BaNO3 + NaO = BaO + NaNO3 =>
BaNO3 + NaO = BaO + NaNO3
B + KOH + H2O2 = K2B2O3 + H2O =>
2 B + 2 KOH + 2 H2O2 = K2B2O3 + 3 H2O
P(s) + Br2(l) = PBr3(l) =>
2 P(s) + 3 Br2(l) = 2 PBr3(l)
HOOC{-}CHOH{-}CHOH{-}COOH + NaHCO3 = NaOOC{-}CHOH{-}CHOH{-}COONa + CO2 + H2O =>
HOOC{-}CHOH{-}CHOH{-}COOH + NaHCO3 = NaOOC{-}CHOH{-}CHOH{-}COONa + CO2 + H2O
O2 + C2H5OH = CH3COOH + H3O =>
5 O2 + 6 C2H5OH = 6 CH3COOH + 4 H3O
Al + NHClO4 = Al2O3 + AlCl3 + NO2 + H2O =>
8 Al + 6 NHClO4 = 3 Al2O3 + 2 AlCl3 + 6 NO2 + 3 H2O
AlBr3 + HClO = Al(OH)3 + ClBr =>
AlBr3 + 3 HClO = Al(OH)3 + 3 ClBr
C17H21O4N + O2 = CO2 + H2O + N =>
4 C17H21O4N + 81 O2 = 68 CO2 + 42 H2O + 4 N
ClO + H2O = Cl + OH =>
ClO + H2O = Cl + 2 OH
Zincoxide + hydrochloricacid = zincchloride + water =>
ZnO + 2 HCl = ZnCl2 + H2O
P(s) + Br2(l) = PBr5(s) =>
2 P(s) + 5 Br2(l) = 2 PBr5(s)
CoBr2 + Cu(CO3) = Co(CO3) + CuBr2 =>
CoBr2 + Cu(CO3) = Co(CO3) + CuBr2
AgNO3 + HCl = H + NO3 + AgCl =>
AgNO3 + HCl = H + NO3 + AgCl
NaSCN + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + Na2SO4 + HCN =>
10 NaSCN + 12 KMnO4 + 13 H2SO4 = 6 K2SO4 + 12 MnSO4 + 8 H2O + 5 Na2SO4 + 10 HCN
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