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2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
AgNo3 + CoCl2 = AgCl2 + CoNo3 =>
AgNo3 + CoCl2 = AgCl2 + CoNo3
C7H16 + O2 = CO2 + H20 =>
5 C7H16 + 35 O2 = 35 CO2 + 4 H20
H2S + SO2 = H2O + S =>
2 H2S + SO2 = 2 H2O + 3 S
FECL2 + MG = MGCL2 + FE =>
FECL2 + MG = MGCL2 + FE
Ba + S = BaS =>
Ba + S = BaS
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + Ca(HSO4)2 =>
Ca3(PO4)2 + 4 H2SO4 = Ca(H2PO4)2 + 2 Ca(HSO4)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Mg + H2O = MgOH + H2 =>
2 Mg + 2 H2O = 2 MgOH + H2
P + I2 = PI3 =>
2 P + 3 I2 = 2 PI3
NH3 + CuO = Cu + H2O + N2 =>
2 NH3 + 3 CuO = 3 Cu + 3 H2O + N2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H4O + Cu2O = Cu + C2H4O2 =>
C2H4O + Cu2O = 2 Cu + C2H4O2
Fe(s) + Cl2 = FeCl3(s) =>
2 Fe(s) + 3 Cl2 = 2 FeCl3(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeS2 + HNO3 + HCl = FeCl3 + H2SO4 + NO + H2O =>
FeS2 + 5 HNO3 + 3 HCl = FeCl3 + 2 H2SO4 + 5 NO + 2 H2O
K2O3 = K2 + O3 =>
K2O3 = K2 + O3
Cr(NO3)3 + NaOH + H2O2 = Na2CrO4 + HNO3 + H20 =>
20 Cr(NO3)3 + 40 NaOH + 20 H2O2 = 20 Na2CrO4 + 60 HNO3 + H20
Cr(NO3)3 + NaOH + H2O2 = Na2CrO4 + HNO3 + H2O =>
2 Cr(NO3)3 + 4 NaOH + 3 H2O2 = 2 Na2CrO4 + 6 HNO3 + 2 H2O
K2O3 = K2 + O2 =>
2 K2O3 = 2 K2 + 3 O2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
CoCl2 + NaOh = CoOh + NaCl2 =>
CoCl2 + NaOh = CoOh + NaCl2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Al(NO3)3 = Al2O3 + NO2 + O2 =>
4 Al(NO3)3 = 2 Al2O3 + 12 NO2 + 3 O2
C + H2 = C2H2 =>
2 C + H2 = C2H2
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
Cr(OH3)3 + NaOH + H2O2 = Na2CrO4 + H2O =>
2 Cr(OH3)3 + 4 NaOH + 9 H2O2 = 2 Na2CrO4 + 20 H2O
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Ca + S = CaS =>
Ca + S = CaS
Zn + S = ZnS =>
Zn + S = ZnS
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
AgNO3 + [Co(NH3)5Cl]Cl2 = AgCl + [Co(NH3)5NO3]Cl2 =>
AgNO3 + [Co(NH3)5Cl]Cl2 = AgCl + [Co(NH3)5NO3]Cl2
Cr(OH)3 + NaOH + H2O2 = Na2CrO4 + H2O =>
2 Cr(OH)3 + 4 NaOH + 3 H2O2 = 2 Na2CrO4 + 8 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Fe2S + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
Fe2S + 10 HNO3 = 2 Fe(NO3)3 + H2SO4 + 4 NO + 4 H2O
P + I2 = PI3 =>
2 P + 3 I2 = 2 PI3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CoCO3 + H2C2O4 + K2C2O4 = K4[Co(C2O4)3] + CO2 + H2O =>
CoCO3 + H2C2O4 + 2 K2C2O4 = K4[Co(C2O4)3] + CO2 + H2O
NH4VO3 + HCl = V2O5 + NH4Cl + H2O =>
2 NH4VO3 + 2 HCl = V2O5 + 2 NH4Cl + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KMnO4 + C3H6 + H2O = C3H7O2 + MnO2 + KOH =>
KMnO4 + C3H6 + H2O = C3H7O2 + MnO2 + KOH
TI + HCl = HTICl4 + H2 =>
2 TI + 8 HCl = 2 HTICl4 + 3 H2
KNO3(aq) + NiCl2(aq) = KCl(aq) + Ni(NO3)2(aq) =>
2 KNO3(aq) + NiCl2(aq) = 2 KCl(aq) + Ni(NO3)2(aq)
K + N2 = K3N =>
6 K + N2 = 2 K3N
H2SO4 + Ca3(PO4)2 = CaSO4 + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 = 3 CaSO4 + 2 H3PO4
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