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Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Cr(OH)3 + OH = CrO4 + H2O =>
Cr(OH)3 + 5 OH = CrO4 + 4 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Ba(OH)2 + H2S = BaS + H2O =>
Ba(OH)2 + H2S = BaS + 2 H2O
Na2S2O3 + HCl = NaCl + SO2 + S + H20 =>
10 Na2S2O3 + 20 HCl = 20 NaCl + 15 SO2 + 5 S + H20
FeNO3 + NaOH = FeOH + NaNO3 =>
FeNO3 + NaOH = FeOH + NaNO3
Al + P = AlP =>
Al + P = AlP
Cu + S = CuS =>
Cu + S = CuS
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Mg + HNO3 = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3 = 4 Mg(NO3)2 + NH3 + 3 H2O
H2O = H + O =>
H2O = 2 H + O
H2 + I2 = HI =>
H2 + I2 = 2 HI
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
HBr + Ba(OH)2 = H(OH)2 + BaBr =>
HBr + Ba(OH)2 = H(OH)2 + BaBr
NaCl = Cl + Na =>
NaCl = Cl + Na
Ba + H2O = Ba(OH)2 + H =>
Ba + 2 H2O = Ba(OH)2 + 2 H
Ca + H2O = CaOH + H2 =>
2 Ca + 2 H2O = 2 CaOH + H2
O3 = O2 =>
2 O3 = 3 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Na + H2O = NaOHH =>
Na + H2O = NaOHH
Na(OH) + H2SO4 = Na2SO4 + H2O =>
2 Na(OH) + H2SO4 = Na2SO4 + 2 H2O
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CuO + Al = Al2O3 + Cu =>
3 CuO + 2 Al = Al2O3 + 3 Cu
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
P + S = P2S3 =>
2 P + 3 S = P2S3
Zc + CrCl3 = Cr + ZcCl =>
3 Zc + CrCl3 = Cr + 3 ZcCl
H + O = H2O =>
2 H + O = H2O
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
CuO + Al = Al2O3 + Cu =>
3 CuO + 2 Al = Al2O3 + 3 Cu
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
C10H8O + NaOH + C2H5I = C12H12O + NaI + H2O =>
C10H8O + NaOH + C2H5I = C12H12O + NaI + H2O
Zn + Cu2{+} = Zn2{+} + Cu =>
2 Zn + Cu2{+} = Zn2{+} + 2 Cu
Ni + CO = Ni(CO)4 =>
Ni + 4 CO = Ni(CO)4
Fe + S = FeS =>
Fe + S = FeS
N + H = NH4 =>
N + 4 H = NH4
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
CaL2 + NaNO3 = CaNO3 + NaL2 =>
CaL2 + NaNO3 = CaNO3 + NaL2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
BaBr2 + Al2(SO4)3 = BaSO4 + AlBr3 =>
3 BaBr2 + Al2(SO4)3 = 3 BaSO4 + 2 AlBr3
PH3 + O2 = H2O + P4O10 =>
4 PH3 + 8 O2 = 6 H2O + P4O10
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
KSO4BaCl = KCl + BaSO4 =>
KSO4BaCl = KCl + BaSO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
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