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2 FeO2 + 4 HCl = 2 FeCl2 + O2 + 2 H2O
Mg + KCl = MgCl2 + K =>
Mg + 2 KCl = MgCl2 + 2 K
CH3COOH + HClO4 = H2ClO4 + CH3COO =>
CH3COOH + HClO4 = H2ClO4 + CH3COO
H3C6H8O6 + NaOH = Na3C6H8O6 + H2O =>
H3C6H8O6 + 3 NaOH = Na3C6H8O6 + 3 H2O
C2H5 + Br2 = C2H4 + HBr =>
2 C2H5 + Br2 = 2 C2H4 + 2 HBr
Al2(SO4)3*18H2O + K2SO4 + H2O = KAl(SO4)2*12H2O =>
Al2(SO4)3*18H2O + K2SO4 + 6 H2O = 2 KAl(SO4)2*12H2O
Li(s) + ZnCl2(aq) = Zn(s) + LiCl(aq) =>
2 Li(s) + ZnCl2(aq) = Zn(s) + 2 LiCl(aq)
FeOH2H2SO4 = FeH2SO4H2O =>
FeOH2H2SO4 = FeH2SO4H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + Pb(SO4) =>
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + Pb(SO4)
Au + Cu(NO3)2 = Au(NO3)2 + Cu =>
Au + Cu(NO3)2 = Au(NO3)2 + Cu
Li + HI = LiH + I =>
Li + HI = LiH + I
Ag + K2SO4 = Ag2SO4 + K =>
2 Ag + K2SO4 = Ag2SO4 + 2 K
HSO + NaOH = HO + NaS =>
HSO + NaOH = 2 HO + NaS
CH3COOH + Al2O3 = (CH3COO)3Al + H2O =>
6 CH3COOH + Al2O3 = 2(CH3COO)3Al + 3 H2O
N2O3 + H2SO4 = NOHSO4 + H2O =>
N2O3 + 2 H2SO4 = 2 NOHSO4 + H2O
C5H8 + K2Cr2O7 + H2SO4 = C6H5COOH + K2SO4 + Cr2(SO4)3 + H2O =>
21 C5H8 + 23 K2Cr2O7 + 92 H2SO4 = 15 C6H5COOH + 23 K2SO4 + 23 Cr2(SO4)3 + 131 H2O
C7H12 + KMnO4 + H2O = C7H12O2 + MnO2 + KOH =>
3 C7H12 + 4 KMnO4 + 2 H2O = 3 C7H12O2 + 4 MnO2 + 4 KOH
Fe + PbO2 = FeO2 + Pb =>
Fe + PbO2 = FeO2 + Pb
CuSO4 + KIO3 = Cu(IO3)2 + K2SO4 =>
CuSO4 + 2 KIO3 = Cu(IO3)2 + K2SO4
HF(aq) + LiOH(aq) = FLi + HOH =>
HF(aq) + LiOH(aq) = FLi + HOH
CuSO4 + HClO4 = Cu(ClO4)2 + H2SO4 =>
CuSO4 + 2 HClO4 = Cu(ClO4)2 + H2SO4
K2CrO4 + H2SO4 + NaOH = H2O + Na2CrO4 + K2SO4 =>
K2CrO4 + H2SO4 + 2 NaOH = 2 H2O + Na2CrO4 + K2SO4
Cu3(PO4)2 + K = K3PO4 + Cu =>
Cu3(PO4)2 + 6 K = 2 K3PO4 + 3 Cu
Cl2(g) + OH{-}(aq) = ClO3{-}(aq) + Cl{-}(aq) + H2O(l) =>
3 Cl2(g) + 6 OH{-}(aq) = ClO3{-}(aq) + 5 Cl{-}(aq) + 3 H2O(l)
Mn2O3 + H2O = MnO2 + H{+} + e =>
Mn2O3 + H2O = 2 MnO2 + 2 H{+} + 2e
Cu(s) + FeCl3(aq) = FeCl2(aq) + CuCl2(aq) =>
Cu(s) + 2 FeCl3(aq) = 2 FeCl2(aq) + CuCl2(aq)
CaCl2 + O2 = CaO + Cl =>
2 CaCl2 + O2 = 2 CaO + 4 Cl
Mg(s) + Na2CrO4(aq) = MgCrO4 + Na =>
Mg(s) + Na2CrO4(aq) = MgCrO4 + 2 Na
FeSO4*7H2O + C2H2O4*2H2O = FeC2O4 + H2SO4 + H2O =>
FeSO4*7H2O + C2H2O4*2H2O = FeC2O4 + H2SO4 + 9 H2O
Al2(SO4)3 + HCl + NaOH = Al2O3 + H2SO4 + NaCl =>
Al2(SO4)3 + 3 HCl + 3 NaOH = Al2O3 + 3 H2SO4 + 3 NaCl
BrO = Br + BrO4 =>
4 BrO = 3 Br + BrO4
NH4Cl + ZnSO4 = ZnCl2 + (NH4)2SO4 =>
2 NH4Cl + ZnSO4 = ZnCl2 + (NH4)2SO4
HI + Al = Al2I3 + H =>
3 HI + 2 Al = Al2I3 + 3 H
Sn4 + HCl = SnCl4 + H2 =>
Sn4 + 16 HCl = 4 SnCl4 + 8 H2
CoN = Co + N2 =>
2 CoN = 2 Co + N2
Be(OH)2 = Be + OH =>
Be(OH)2 = Be + 2 OH
CH3 = CH2 + H2 =>
2 CH3 = 2 CH2 + H2
Na(s) + Cl2(aq) = NaCl =>
2 Na(s) + Cl2(aq) = 2 NaCl
CuFeS2(s) + O2(g) = FeO(s) + SO2(s) + Cu(s) =>
2 CuFeS2(s) + 5 O2(g) = 2 FeO(s) + 4 SO2(s) + 2 Cu(s)
Cr + N = CrN =>
Cr + N = CrN
Ca(OH)2 + NO3 = CaNO4 + H2O =>
Ca(OH)2 + NO3 = CaNO4 + H2O
Mg(H2PO4)2 = Mg + (H2PO4)2 =>
Mg(H2PO4)2 = Mg + (H2PO4)2
Zu(NO3)2 + NaOH = NaNO3 + Zu(OH)2 =>
Zu(NO3)2 + 2 NaOH = 2 NaNO3 + Zu(OH)2
ClO3{-} + I2 = Cl{-} + IO3 =>
2 ClO3{-} + I2 = 2 Cl{-} + 2 IO3
Mn3(PO3)2 + W(C2H3O2)3 = Mn(C2H3O2)2 + WPO3 =>
Mn3(PO3)2 + 2 W(C2H3O2)3 = 3 Mn(C2H3O2)2 + 2 WPO3
Mg + Cl{+2} = MgCl{2} =>
Mg + Cl{+2} = MgCl{2}
S + KClO4 = KCl + SO2 =>
2 S + KClO4 = KCl + 2 SO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KHCO3 + H3PO4 = K3PO4 + H2O + CO2 =>
3 KHCO3 + H3PO4 = K3PO4 + 3 H2O + 3 CO2
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