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H2SO4 + 2 NaCl = Na2SO4 + 2 HCl
S + O2 = SO2 =>
S + O2 = SO2
Ca + O = CaO =>
Ca + O = CaO
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C + O2 = CO2 =>
C + O2 = CO2
Al{3+} + e = Al =>
Al{3+} + 3e = Al
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CH3COOH + Ca(OH)2 = Ca(C2H3O2)2 + H2O =>
2 CH3COOH + Ca(OH)2 = Ca(C2H3O2)2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca + O = CaO =>
Ca + O = CaO
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
PbNO3 + NaCI = PbCI + NaNO3 =>
PbNO3 + NaCI = PbCI + NaNO3
HCl + Fe(OH)3 = FeCl + H(OH)3 =>
HCl + Fe(OH)3 = FeCl + H(OH)3
Ba(NO3)2 + K3PO4 = Ba3(PO4)2 + KNO3 =>
3 Ba(NO3)2 + 2 K3PO4 = Ba3(PO4)2 + 6 KNO3
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr2O7{-2} + H{+} + Br{-} = Cr{+3} + H2O + Br2 =>
Cr2O7{-2} + 14 H{+} + 6 Br{-} = 2 Cr{+3} + 7 H2O + 3 Br2
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
HCN = H + C + N =>
HCN = H + C + N
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
KO2 + H2O + CO2 = KHCO3 + O2 =>
4 KO2 + 2 H2O + 4 CO2 = 4 KHCO3 + 3 O2
aluminum + chlorine = aluminumchloride =>
2 Al + 3 Cl2 = 2 AlCl3
HClO4 + NaOH = NaClO4 + H2O =>
HClO4 + NaOH = NaClO4 + H2O
H2SO4 + Mg(OH)2 = Mg(HSO4)2 + H2O =>
2 H2SO4 + Mg(OH)2 = Mg(HSO4)2 + 2 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NI3 = N2 + I2 =>
2 NI3 = N2 + 3 I2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HCN = H2 + C + N2 =>
2 HCN = H2 + 2 C + N2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Na2O + H2CO3 = Na2CO3 + H2O =>
Na2O + H2CO3 = Na2CO3 + H2O
FeS2 = Fe3S4 + S2 =>
3 FeS2 = Fe3S4 + S2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
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