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4 Zn + NaClO4 = 4 ZnO + NaCl
CoCl2 + O2 = CoO + Cl2 =>
2 CoCl2 + O2 = 2 CoO + 2 Cl2
H2SO4 + ClNa = Na2SO4 + HCl =>
H2SO4 + 2 ClNa = Na2SO4 + 2 HCl
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
HI + C6H5NH2 = C6H5I + NH3 =>
HI + C6H5NH2 = C6H5I + NH3
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
NaNO{3} = NaNO{2} + {2} =>
2 NaNO{3} = 2 NaNO{2} + {2}
CO + S8 = CS2 + SO2 =>
16 CO + 5 S8 = 16 CS2 + 8 SO2
H2S + K2SiO3 = H2SiO3 + K2S =>
H2S + K2SiO3 = H2SiO3 + K2S
Fe3(CO)12 + P(C6H5)3 = Fe(CO)4(P(C6H5)3) =>
Fe3(CO)12 + 3 P(C6H5)3 = 3 Fe(CO)4(P(C6H5)3)
Pb3O4 + Si = SiO2 + Pb =>
Pb3O4 + 2 Si = 2 SiO2 + 3 Pb
Na{+} + O2{2-} = Na2O2 =>
2 Na{+} + O2{2-} = Na2O2
BaCl2(aq) + KNO3(aq) = BaNO3(aq) + KCl2(aq) =>
BaCl2(aq) + KNO3(aq) = BaNO3(aq) + KCl2(aq)
CuO + N2O3 = Cu(NO2)2 =>
CuO + N2O3 = Cu(NO2)2
Na2Co3 + Fe = FeCo3 + Na =>
Na2Co3 + Fe = FeCo3 + 2 Na
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
Na + S = Na2S =>
2 Na + S = Na2S
Fe + Pb(OAc) = Fe(OAc) + Pb =>
Fe + Pb(OAc) = Fe(OAc) + Pb
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
Fe + Pb(OAc) = Fe(OAc) + Pb =>
Fe + Pb(OAc) = Fe(OAc) + Pb
KHC4H4O6 = K + HC4H4O6 =>
KHC4H4O6 = K + HC4H4O6
Fe + Pb(OAc) = Fe(OAc) + Pb =>
Fe + Pb(OAc) = Fe(OAc) + Pb
Ca3(PO4)2 + H2SO4(ac) = CaSO4(s) + H3PO4(ac) =>
Ca3(PO4)2 + 3 H2SO4(ac) = 3 CaSO4(s) + 2 H3PO4(ac)
Pb(CH3COO)2 + HI = PbI2 + CH3COOH =>
Pb(CH3COO)2 + 2 HI = PbI2 + 2 CH3COOH
Fe + Pb(OAc) = Fe(OAc) + Pb =>
Fe + Pb(OAc) = Fe(OAc) + Pb
CuSO4 + NaOH + C6H12O6 = Cu2O + Na2SO4 + C6H12O7 + H2O =>
2 CuSO4 + 4 NaOH + C6H12O6 = Cu2O + 2 Na2SO4 + C6H12O7 + 2 H2O
K3PO4 + NaCl = Na3PO4 + KCl =>
K3PO4 + 3 NaCl = Na3PO4 + 3 KCl
Ag + Cr{+3} = Cr + Ag{+} =>
3 Ag + Cr{+3} = Cr + 3 Ag{+}
Fe + Pb(OAc) = Fe(OAc) + Pb =>
Fe + Pb(OAc) = Fe(OAc) + Pb
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al2O3 + Ba(OH)2 + H2O = Ba([Al(OH)4])2 =>
Al2O3 + Ba(OH)2 + 3 H2O = Ba([Al(OH)4])2
Mg(OH)2 = MgO(s) + H2O =>
Mg(OH)2 = MgO(s) + H2O
(NH4)2SO4 + BaCl2 = BaSO4 + NH4Cl =>
(NH4)2SO4 + BaCl2 = BaSO4 + 2 NH4Cl
Hg + O = HgO =>
Hg + O = HgO
CH2O + O2 = CO2 + H2O =>
CH2O + O2 = CO2 + H2O
H(g) + Br(l) = HBr =>
H(g) + Br(l) = HBr
BeO + NaOH + H2O = Be(OH)4 + Na =>
BeO + 2 NaOH + H2O = Be(OH)4 + 2 Na
Na2CO3 + Y(NO3)3 = NaNO3 + Y2(CO3)3 =>
3 Na2CO3 + 2 Y(NO3)3 = 6 NaNO3 + Y2(CO3)3
H3CCO2H + NH3 = NH4 + H3CCO2 =>
H3CCO2H + NH3 = NH4 + H3CCO2
W + CO = WCO =>
W + CO = WCO
P4S3 + HNO3 = H3PO4 + H2SO4 + NO2 + H2O =>
P4S3 + 38 HNO3 = 4 H3PO4 + 3 H2SO4 + 38 NO2 + 10 H2O
HBrO3 + SO2 + H2O = Br2 + H2SO4 =>
2 HBrO3 + 5 SO2 + 4 H2O = Br2 + 5 H2SO4
Li(s) + Br29 = LiBr(s) =>
29 Li(s) + Br29 = 29 LiBr(s)
C4H8 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 24 KMnO4 + 36 H2SO4 = 20 CO2 + 12 K2SO4 + 24 MnSO4 + 56 H2O
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Cr2O7{2-} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{2-} + 6 Fe{2+} + 14 H{+} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O
OCN{-} + OCl{-} + OH{-} = CO3{2-} + N2 + Cl{-} + H2O =>
2 OCN{-} + 3 OCl{-} + 2 OH{-} = 2 CO3{2-} + N2 + 3 Cl{-} + H2O
CHS2O + O2 = CO2 + H2O + SO2 =>
4 CHS2O + 11 O2 = 4 CO2 + 2 H2O + 8 SO2
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