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2 K + Br2 = 2 KBr
FeS + CaCO3 + O2 = Fe2O3 + CO2 + CaSO4 =>
4 FeS + 4 CaCO3 + 9 O2 = 2 Fe2O3 + 4 CO2 + 4 CaSO4
Ag2SO4 + AlCl3 = AgCl + Al2(SO4)3 =>
3 Ag2SO4 + 2 AlCl3 = 6 AgCl + Al2(SO4)3
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
AGNo3 + KCl = AGCl + KNo3 =>
AGNo3 + KCl = AGCl + KNo3
HIO3 + FeI2 + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 FeI2 + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
NaF + H3PO4 = NaPO4 + FH3 =>
NaF + H3PO4 = NaPO4 + FH3
Ca3(PO4)2 + C + SiO = P4 + CO + CaSiO =>
2 Ca3(PO4)2 + 16 C + 6 SiO = P4 + 16 CO + 6 CaSiO
NaF + H3PO4 = NaPO4 + FH3 =>
NaF + H3PO4 = NaPO4 + FH3
HCHO + KMNO4 + H2SO4 = HCOOH + MNSO4 + K2SO4 + H2O =>
5 HCHO + 2 KMNO4 + 3 H2SO4 = 5 HCOOH + 2 MNSO4 + K2SO4 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
SO2 + H2O + O2 = H2SO4 =>
2 SO2 + 2 H2O + O2 = 2 H2SO4
SO2 + O2 = SO4 =>
SO2 + O2 = SO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
CuSO4(aq) + KI(s) = CuI(s) + I2(s) + K2SO4(aq) =>
2 CuSO4(aq) + 4 KI(s) = 2 CuI(s) + I2(s) + 2 K2SO4(aq)
VO{2+} + H2O = VO3H2 + H{+} =>
VO{2+} + 2 H2O = VO3H2 + 2 H{+}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C6H7ClN2O2 + NaOH = C6H6N2O2 + H2O + NaCl =>
C6H7ClN2O2 + NaOH = C6H6N2O2 + H2O + NaCl
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
ZnBr2 + Na2CO3 = Zn(CO3) + NaBr =>
ZnBr2 + Na2CO3 = Zn(CO3) + 2 NaBr
H2O + Fe = H2 + Fe3O4 =>
4 H2O + 3 Fe = 4 H2 + Fe3O4
VO{2+} + H2O = VO3H2 + H3O{+} =>
VO{2+} + 4 H2O = VO3H2 + 2 H3O{+}
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CH3CL + NaOH = CH3OH + NaCL =>
CH3CL + NaOH = CH3OH + NaCL
LiHCO3 = Li2CO3 + H2O + CO2 =>
2 LiHCO3 = Li2CO3 + H2O + CO2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
HNO3 + Cu2O = Cu(NO3)2 + NO + H2O =>
14 HNO3 + 3 Cu2O = 6 Cu(NO3)2 + 2 NO + 7 H2O
CH3Cl + NaOH = CH3OH + NaCl =>
CH3Cl + NaOH = CH3OH + NaCl
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Ca(ClO)2 + HCl = Cl + CaCl2 + H2O =>
Ca(ClO)2 + 4 HCl = 4 Cl + CaCl2 + 2 H2O
CH3COOH + C2H5OH = CH3COOC2H5 + H3O =>
4 CH3COOH + 6 C2H5OH = 5 CH3COOC2H5 + 4 H3O
KNO3 + NAOH = KOH + NANO3 =>
KNO3 + NAOH = KOH + NANO3
C2H2 = C6H6 =>
3 C2H2 = C6H6
C6H6 + HONO2 = C6H5NO2 + H2O =>
C6H6 + HONO2 = C6H5NO2 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HNO3 + N2H4CO = N2O + NH3 + CO2 =>
HNO3 + 2 N2H4CO = N2O + 3 NH3 + 2 CO2
C2H3O2Na + NaOH = CH4 + Na2CO3 =>
C2H3O2Na + NaOH = CH4 + Na2CO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H2 = C6H6 =>
3 C2H2 = C6H6
H2So3 + LiOH = H2O + Li2So3 =>
H2So3 + 2 LiOH = 2 H2O + Li2So3
NO + O = NO2 =>
NO + O = NO2
YBa2Cu3O7 + HCl = CuCl + H2O + YCl3 + BaCl2 + Cl =>
YBa2Cu3O7 + 14 HCl = 3 CuCl + 7 H2O + YCl3 + 2 BaCl2 + 4 Cl
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C6H5NH2 + Br2 = C6H5NHBr + HBr =>
C6H5NH2 + Br2 = C6H5NHBr + HBr
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
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