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Zn + 2 HCl = ZnCl2 + H2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
AgCH3COO + Na3PO4 = Ag3PO4 + NaCH3COO =>
3 AgCH3COO + Na3PO4 = Ag3PO4 + 3 NaCH3COO
H + B + W + A = HBW4A2 =>
H + B + 4 W + 2 A = HBW4A2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCo3 + HCl = CaCl2 + H2Co3 =>
CaCo3 + 2 HCl = CaCl2 + H2Co3
Ba(NO3)2 + Al2(SO4)3 = BaSO4 + Al(NO3)3 =>
3 Ba(NO3)2 + Al2(SO4)3 = 3 BaSO4 + 2 Al(NO3)3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeCl3(aq) + KOH(aq) = Fe(OH)3(s) + KCl(aq) =>
FeCl3(aq) + 3 KOH(aq) = Fe(OH)3(s) + 3 KCl(aq)
FeCl3(aq) + KOH(aq) = Fe(OH)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KOH(aq) = Fe(OH)3(aq) + 3 KCl(aq)
Mq + HBr = MqBr2 + H2 =>
Mq + 2 HBr = MqBr2 + H2
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
C(s) + H2(g) = C2H6(g) =>
2 C(s) + 3 H2(g) = C2H6(g)
Pb(OH)2 + NaOH = Na2PbO2 + H2O =>
Pb(OH)2 + 2 NaOH = Na2PbO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Br3(aq) + NH4I = I2 + NH4Br2 =>
4 Br3(aq) + 6 NH4I = 3 I2 + 6 NH4Br2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
C8H10 + O2 = CO2 + H2O =>
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 + O2 =>
10 K2Cr2O7 + 40 H2SO4 = 10 K2SO4 + 10 Cr2(SO4)3 + 4 H20 + 35 O2
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 + O2 =>
10 K2Cr2O7 + 40 H2SO4 = 10 K2SO4 + 10 Cr2(SO4)3 + 4 H20 + 35 O2
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
HCl + NH4OH = H2O + NH4Cl =>
HCl + NH4OH = H2O + NH4Cl
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Si + HF = SiF4 + H2 =>
Si + 4 HF = SiF4 + 2 H2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
HNO3 + Zn = Zn(NO3)2 + H2 =>
2 HNO3 + Zn = Zn(NO3)2 + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
Fe2O3 + Mg = Fe + MgO =>
Fe2O3 + 3 Mg = 2 Fe + 3 MgO
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
HCl + NAOH = NACl + H2O =>
HCl + NAOH = NACl + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Na(s) + O2(g) = Na2O2(s) =>
2 Na(s) + O2(g) = Na2O2(s)
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
AgNO3(aq) + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3(aq) + FeCl3 = 3 AgCl + Fe(NO3)3
AgNo3 + CuSo4 = Ag2So4 + Cu(No3)2 =>
2 AgNo3 + CuSo4 = Ag2So4 + Cu(No3)2
FeCl3 + Ba(OH)2 = Fe(OH)3 + BaCl2 =>
2 FeCl3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaCl2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Pb(C2H3O2)2(aq) + KI(aq) = PbI2(s) + KC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + 2 KI(aq) = PbI2(s) + 2 KC2H3O2(aq)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
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