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2 FeCl3 + 2 KI + 3 H2SO4 = 2 FeSO4 + I2 + 6 HCl + K2SO4
CH3CH2CH3COOK + KOH = CH3CH3 + K2CO3 =>
2 CH3CH2CH3COOK + 2 KOH = 3 CH3CH3 + 2 K2CO3
Li3PO4 + BeBr2 = Be3(PO4)2 + LiBr =>
2 Li3PO4 + 3 BeBr2 = Be3(PO4)2 + 6 LiBr
KMnO4 + HCl = MnCl2 + KCl + O2 + H2O =>
4 KMnO4 + 12 HCl = 4 MnCl2 + 4 KCl + 5 O2 + 6 H2O
CrO3 + NH3 = Cr3O2 + N2 + H2O =>
9 CrO3 + 14 NH3 = 3 Cr3O2 + 7 N2 + 21 H2O
C4H6 + Br = C4H6Br =>
C4H6 + Br = C4H6Br
HCHO2 + OH{-} = CHO2{-} + H2O =>
HCHO2 + OH{-} = CHO2{-} + H2O
Zn + Na2SO3 = ZnSO3 + Na =>
Zn + Na2SO3 = ZnSO3 + 2 Na
BaCl2 = Cl2 + Ba =>
BaCl2 = Cl2 + Ba
Na[Cr(OH)4] + NaCl = CrCl3 + NaOH =>
Na[Cr(OH)4] + 3 NaCl = CrCl3 + 4 NaOH
K2Cr2O7 + NH3 + H2SO4 = K2SO4 + Cr5(SO4)3 + N2 + H2O =>
5 K2Cr2O7 + 16 NH3 + 11 H2SO4 = 5 K2SO4 + 2 Cr5(SO4)3 + 8 N2 + 35 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li2O + Ba(OH)2 = LiOH + BaO =>
Li2O + Ba(OH)2 = 2 LiOH + BaO
Zn(s) + H2O(g) = ZnO(s) + H2(g) =>
Zn(s) + H2O(g) = ZnO(s) + H2(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cr(OH)3 + NH3 = [Cr(NH3)6](OH)3 =>
Cr(OH)3 + 6 NH3 = [Cr(NH3)6](OH)3
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
KNO3 + AgCl = AgNO3 + KCl =>
KNO3 + AgCl = AgNO3 + KCl
KOH + HOAc = KOAc + H2O =>
KOH + HOAc = KOAc + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Li2SO4 + SrCl2 = LiCl + SrSO4 =>
Li2SO4 + SrCl2 = 2 LiCl + SrSO4
Li2C2O4(aq) + Pb(NO3)2(aq) = LiNO3(aq) + PbC2O4(s) =>
Li2C2O4(aq) + Pb(NO3)2(aq) = 2 LiNO3(aq) + PbC2O4(s)
PB + CrO4 = PBCrO4 =>
PB + CrO4 = PBCrO4
Na2B2O4(OH)4 + H2O = Na2B4O5(OH)4 + H2O2 + NaOH =>
2 Na2B2O4(OH)4 + 3 H2O = Na2B4O5(OH)4 + 4 H2O2 + 2 NaOH
ZnO + HNO3 = ZnOHNO3 =>
ZnO + HNO3 = ZnOHNO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
V + ZnBr2 = VBr3 + Zn =>
2 V + 3 ZnBr2 = 2 VBr3 + 3 Zn
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg(s) + Na2SO4(aq) = Mg(s)Na2SO4(aq) =>
Mg(s) + Na2SO4(aq) = Mg(s)Na2SO4(aq)
methane + chlorine = chloromethane + HCl =>
CH4 + Cl2 = CH3Cl + HCl
KCl + Ca3N2 = KN2 + Ca3Cl =>
KCl + Ca3N2 = KN2 + Ca3Cl
CH5CHO + NaOH + Cu(OH)2 = CH5COONa + Cu2O + H2O =>
CH5CHO + NaOH + 2 Cu(OH)2 = CH5COONa + Cu2O + 3 H2O
N + Br2 = NBr =>
2 N + Br2 = 2 NBr
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na2CO3 + HNO3 = H2O + CO2 + NaNO3 =>
Na2CO3 + 2 HNO3 = H2O + CO2 + 2 NaNO3
HCO + NaAlO2 + H2O = Al(OH)3 + NaCO =>
HCO + NaAlO2 + H2O = Al(OH)3 + NaCO
N2O5 + H2 = NO2 + H2O =>
N2O5 + H2 = 2 NO2 + H2O
Fe2(SO4)3 + KOH = K2(SO4) + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2(SO4) + 2 Fe(OH)3
NaOH + KOH = NaKO + H2O =>
NaOH + KOH = NaKO + H2O
K4Fe(CN)6 + H2SO4 + KMnO4 = K3[Fe(CN)6] + MnSO4 + H2O + K2SO4 =>
5 K4Fe(CN)6 + 4 H2SO4 + KMnO4 = 5 K3[Fe(CN)6] + MnSO4 + 4 H2O + 3 K2SO4
C2H3O2Cl + KOH = C2HO2ClK2 + H2O =>
C2H3O2Cl + 2 KOH = C2HO2ClK2 + 2 H2O
S2O3{2-} + H2O = SO4{2-} + H{+} + e =>
S2O3{2-} + 5 H2O = 2 SO4{2-} + 10 H{+} + 8e
Na2SO4Zn = Na2Zn(SO4) =>
Na2SO4Zn = Na2Zn(SO4)
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
Sr + HNO3 = Sr(NO3)2 + H2 =>
Sr + 2 HNO3 = Sr(NO3)2 + H2
NaHCO3 + NH3 = NH3HCO3 + Na =>
NaHCO3 + NH3 = NH3HCO3 + Na
NaOH + Cu + CO2 = HCOOH + CuO + Na =>
2 NaOH + 2 Cu + CO2 = HCOOH + 2 CuO + 2 Na
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