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3 H2 + N2 = 2 NH3
K + Cl2 = KCl2 =>
K + Cl2 = KCl2
K + O2 = K2O =>
4 K + O2 = 2 K2O
NaBr + F2 = NaF + Br =>
2 NaBr + F2 = 2 NaF + 2 Br
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Fe2(SO4)3 + KOH = Fe(OH)3 + K2SO4 =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2SO4
HCH2ClCO2 + OH = CH2ClCO2 + H2O =>
HCH2ClCO2 + OH = CH2ClCO2 + H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
HNO3 + NH4OH = NH4NO3 + H20 =>
5 HNO3 + 15 NH4OH = 10 NH4NO3 + 2 H20
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Fe3 + O2 = Fe3O4 =>
Fe3 + 2 O2 = Fe3O4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cl2 + NaOH = NaClO3 + NaCl + H2O =>
3 Cl2 + 6 NaOH = NaClO3 + 5 NaCl + 3 H2O
Cr2O3 + C = Cr + CO2 =>
2 Cr2O3 + 3 C = 4 Cr + 3 CO2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
H3PO4 + OH = PO4 + H2O =>
H3PO4 + 3 OH = PO4 + 3 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Zn + HNO3 = ZnNO3 + H2O + NO2 =>
Zn + 2 HNO3 = ZnNO3 + H2O + NO2
Pb(NO3)2 + Cu + H2SO4 = PbSO4 + CuSO4 + NO + H2O =>
Pb(NO3)2 + 3 Cu + 4 H2SO4 = PbSO4 + 3 CuSO4 + 2 NO + 4 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Zn + HNO3 = Zn(NO3)2 + H2O + NO =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 4 H2O + 2 NO
Sb + HNO3 = Sb2O5 + NO + H20 =>
16 Sb + 20 HNO3 = 8 Sb2O5 + 20 NO + H20
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
AL + KOH = K3ALO3 + H2 =>
2 AL + 6 KOH = 2 K3ALO3 + 3 H2
Zn + HNO3 = Zn(NO3)2 + H2O + N2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 5 H2O + N2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Zn + HNO3 = Zn(NO3)2 + H2O + N2 =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + 6 H2O + N2
SO2 + H2O = H2SO4 + H2 =>
SO2 + 2 H2O = H2SO4 + H2
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
(CH3)2S + O2 = H2O + CO2 + SO2 =>
2(CH3)2S + 9 O2 = 6 H2O + 4 CO2 + 2 SO2
ZnBr2 + K2CO3 = ZnCO3 + KBr =>
ZnBr2 + K2CO3 = ZnCO3 + 2 KBr
NaClO3 + NH4Cl = NH4ClO3 + NaCl =>
NaClO3 + NH4Cl = NH4ClO3 + NaCl
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Na + S = Na2S =>
2 Na + S = Na2S
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
Ch3COOH + Cu = Cu(Ch3COO)2 + H2 =>
2 Ch3COOH + Cu = Cu(Ch3COO)2 + H2
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
C6H5OH + NAOH = C6H5ONA + H2O =>
C6H5OH + NAOH = C6H5ONA + H2O
K + S = K2S =>
2 K + S = K2S
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Cu + HNO3 = CuNO3 + H2O + NO2 =>
Cu + 2 HNO3 = CuNO3 + H2O + NO2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
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