Équations équilibrées la veille |
27 C6H5C(CH3)3 + 46 KMnO4 + 14 H2O = 30 C6H5C(OH)(CH3)(CH2)OH + 46 KOH + 46 MnO2
LiI + AgF = LiF + AgI =>
LiI + AgF = LiF + AgI
C + S8 = CS2 =>
4 C + S8 = 4 CS2
AlPO4 + HCl = AlCl3 + H3PO4 =>
AlPO4 + 3 HCl = AlCl3 + H3PO4
Pb(NO3)2 + Na2CO3 = Pb(CO3)2 + NO3Na2 =>
Pb(NO3)2 + 2 Na2CO3 = Pb(CO3)2 + 2 NO3Na2
Sn(OH)2 + H2Cr2O7 = SnCr2O7 + H2O =>
Sn(OH)2 + H2Cr2O7 = SnCr2O7 + 2 H2O
H2CO3 + KOH = H2(OH) + KCO3 =>
H2CO3 + KOH = H2(OH) + KCO3
HNO3(aq) + Na2SO3(aq) = NaNO3(aq) + SO2(g) + H2O(l) =>
2 HNO3(aq) + Na2SO3(aq) = 2 NaNO3(aq) + SO2(g) + H2O(l)
NaCH3COO + H2O = HCH3COO + NaOH =>
NaCH3COO + H2O = HCH3COO + NaOH
Pb(ClO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(ClO3)2 =>
Pb(ClO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(ClO3)2
C2H5OH + O2 = C2H5 + OHO2 =>
C2H5OH + O2 = C2H5 + OHO2
FeS2 + Al2O3 = Fe2O3 + AlS2 =>
2 FeS2 + Al2O3 = Fe2O3 + 2 AlS2
Pb(s) + AgNO3 = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3 = Pb(NO3)2 + 2 Ag(s)
BaO + I2 = O2 + BaI2 =>
2 BaO + 2 I2 = O2 + 2 BaI2
CaF2 + NaOH = Ca(OH)2 + NaF =>
CaF2 + 2 NaOH = Ca(OH)2 + 2 NaF
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Na2SO4 + H2O = NaOH + H2SO4 =>
Na2SO4 + 2 H2O = 2 NaOH + H2SO4
Ca3(PO4)2 + K2SO4 = Ca3(PO6)2K2S =>
Ca3(PO4)2 + K2SO4 = Ca3(PO6)2K2S
CH2 = CHCH3 = CH = {-}CCH3 =>
2 CH2 = CHCH3
HIO3 + In(OH)3 = In(IO3)3 + H2O =>
3 HIO3 + In(OH)3 = In(IO3)3 + 3 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaOH + CaSO4 = CaOH + NaSO4 =>
NaOH + CaSO4 = CaOH + NaSO4
C2H5OH = H2 + CO + C2H2 =>
2 C2H5OH = 5 H2 + 2 CO + C2H2
MgCO3 + N2O5 = Mg(NO3)2 + CO2 =>
MgCO3 + N2O5 = Mg(NO3)2 + CO2
C7H8 + HNO3 = C7H5N3O6 + H2O(notbalanced) =>
C7H8 + 3 HNO3 = C7H5N3O6 + 3 H2O(notbalanced)
KMnO4 + C5H8O2 = Mn(acac)3 + CO2 + H2O + KOH =>
24 KMnO4 + 7 C5H8O2 = 8 Mn(acac)3 + 35 CO2 + 16 H2O + 24 KOH
SB2 + (NH4)2CO3 = SCO3 + NH4B =>
SB2 + (NH4)2CO3 = SCO3 + 2 NH4B
C51H98O6 + C3H8OH = C17H34O2 + H2O =>
29 C51H98O6 + 68 C3H8OH = 99 C17H34O2 + 44 H2O
KMnO4 + C5H8O2 = Mn(acac)3 + CO2 + H2O + KOH =>
24 KMnO4 + 7 C5H8O2 = 8 Mn(acac)3 + 35 CO2 + 16 H2O + 24 KOH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cr2O3 + K2SO4 = Cr2(SO4)3 + Cr + K2Cr2O7 =>
7 Cr2O3 + 3 K2SO4 = Cr2(SO4)3 + 6 Cr + 3 K2Cr2O7
I2 + C6H12 = I2C6H12 =>
I2 + C6H12 = I2C6H12
N2H4 + Cu(OH)2 = N3 + Cu + H2O =>
3 N2H4 + 6 Cu(OH)2 = 2 N3 + 6 Cu + 12 H2O
Pb + NaOH + H2O = Na2Pb(OH)4 + H2 =>
Pb + 2 NaOH + 2 H2O = Na2Pb(OH)4 + H2
KMnO4 + Fe(OH)2 = Fe(MnO4)2 + KOH =>
2 KMnO4 + Fe(OH)2 = Fe(MnO4)2 + 2 KOH
H3AsO3 = H2O + As2O3 =>
2 H3AsO3 = 3 H2O + As2O3
Al + Fe(SO4)3 = Fe + Al(SO4) =>
3 Al + Fe(SO4)3 = Fe + 3 Al(SO4)
K2Cr2O7 + H2O = H2Cr2O7 + K2O =>
K2Cr2O7 + H2O = H2Cr2O7 + K2O
KMnO4 + Fe(OH)2 = Fe(MnO4)2 + KOH =>
2 KMnO4 + Fe(OH)2 = Fe(MnO4)2 + 2 KOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KMnO4 + Fe(OH)2 = Fe(MnO4)2 + KOH =>
2 KMnO4 + Fe(OH)2 = Fe(MnO4)2 + 2 KOH
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
C6H6 + H2 = C6H12 =>
C6H6 + 3 H2 = C6H12
C3H8O + Br2 = C3H8OBr2 =>
C3H8O + Br2 = C3H8OBr2
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
Br2 + KOH(t) = H2O + KBr + KBrO3 =>
3 Br2 + 6 KOH(t) = 3 H2O + 5 KBr + KBrO3
ZnCl2 + (NH4)2S = ZnS + NH4Cl =>
ZnCl2 + (NH4)2S = ZnS + 2 NH4Cl
H + KI = HKI =>
H + KI = HKI
H2CO3 + Ba(OH)2 = Ba(CO3) + H2O =>
H2CO3 + Ba(OH)2 = Ba(CO3) + 2 H2O
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