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Zn + 2 HCl = ZnCl2 + H2
K2Se + NaNO3 = K2SeO4 + NaNO2 =>
K2Se + 4 NaNO3 = K2SeO4 + 4 NaNO2
H2SO4 + Zn(NO3)2 = ZnSO4 + HNO3 =>
H2SO4 + Zn(NO3)2 = ZnSO4 + 2 HNO3
CH3COOH + Al(OH)3 = Al(CH3COO)3 + H2O =>
3 CH3COOH + Al(OH)3 = Al(CH3COO)3 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H5OH + O2 = C02 + H2O =>
C2H5OH + O2 = C02 + 3 H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
HCl + NaOH = HOH + NaCl =>
HCl + NaOH = HOH + NaCl
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Al + HNO3 = Al(NO3) + NH4NO3 + H2O =>
8 Al + 10 HNO3 = 8 Al(NO3) + NH4NO3 + 3 H2O
NH4NO3 + NAOH = NANO3 + NH4OH =>
NH4NO3 + NAOH = NANO3 + NH4OH
Cu(s) + HCl(aq) + H2O = Cu(H2O)Cl3{-}(aq) + H{+} + CuCl{-2} =>
3 Cu(s) + 5 HCl(aq) + H2O = Cu(H2O)Cl3{-}(aq) + 5 H{+} + 2 CuCl{-2}
CH3CH3 + O2 = H2O + CO2 =>
2 CH3CH3 + 7 O2 = 6 H2O + 4 CO2
As + H2SO4 = As(OH)SO4 + SO2 + H2O =>
2 As + 5 H2SO4 = 2 As(OH)SO4 + 3 SO2 + 4 H2O
Zn + Ag{+} = Zn{+2} + Ag =>
Zn + 2 Ag{+} = Zn{+2} + 2 Ag
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
KMnO4 + HNO2 + H2SO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 HNO2 + 3 H2SO4 = 5 HNO3 + K2SO4 + 2 MnSO4 + 3 H2O
H2SO4 + Cu = SO2 + H2O + CuSO4 =>
2 H2SO4 + Cu = SO2 + 2 H2O + CuSO4
NH4NO3 + H2SO4 = (NH4)2SO4 + HNO3 =>
2 NH4NO3 + H2SO4 = (NH4)2SO4 + 2 HNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H2 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
C2H2 + 2 KMnO4 + 3 H2SO4 = 2 CO2 + K2SO4 + 2 MnSO4 + 4 H2O
MG(s) + O2(g) = MGO(s) =>
2 MG(s) + O2(g) = 2 MGO(s)
FeSO4 + KClO3 + H2SO4 = Fe(SO4)3 + KCl + H2O =>
3 FeSO4 + 2 KClO3 + 6 H2SO4 = 3 Fe(SO4)3 + 2 KCl + 6 H2O
CH4 = C + H2 =>
CH4 = C + 2 H2
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Pb(NO3)2 + NH3 = Pb(NH3)2 + NO3 =>
Pb(NO3)2 + 2 NH3 = Pb(NH3)2 + 2 NO3
Cu{2+} + Cl{-}(aq) + H2O = Cu(H2O)Cl3{-}(aq) =>
Cu{2+} + 3 Cl{-}(aq) + H2O = Cu(H2O)Cl3{-}(aq)
Ba(No3)2 + H2So4 = BaSo4 + HNo3 =>
Ba(No3)2 + H2So4 = BaSo4 + 2 HNo3
AlO2 + H = Al + H2O =>
AlO2 + 4 H = Al + 2 H2O
Ba(No3)2 + H2So4 = BaSo4 + HNo3 =>
Ba(No3)2 + H2So4 = BaSo4 + 2 HNo3
Pb(NO3)2 + NH3 = Pb(NH3)2 + NO3 =>
Pb(NO3)2 + 2 NH3 = Pb(NH3)2 + 2 NO3
Ca + Na2C2O4 = CaC2O4 + Na =>
Ca + Na2C2O4 = CaC2O4 + 2 Na
H2O2 + Hg = H2 + HgO =>
H2O2 + 2 Hg = H2 + 2 HgO
KCrO2 + KClO + KOH = K2CrO4 + KCl + H2O =>
2 KCrO2 + 3 KClO + 2 KOH = 2 K2CrO4 + 3 KCl + H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
C7H8 + HNO3 = C7H5N3O6 + H2O =>
C7H8 + 3 HNO3 = C7H5N3O6 + 3 H2O
HNO3 + FeO = NO + Fe(NO3)3 + H2O =>
10 HNO3 + 3 FeO = NO + 3 Fe(NO3)3 + 5 H2O
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NaCl + B2O3 = Na2O + BCl3 =>
6 NaCl + B2O3 = 3 Na2O + 2 BCl3
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
KCLO3 = KCLO4 + KCL =>
4 KCLO3 = 3 KCLO4 + KCL
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
KBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + KNO3(aq) =>
2 KBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + 2 KNO3(aq)
Li2O + HBr = LiBr + H2O =>
Li2O + 2 HBr = 2 LiBr + H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C4H9OH + O2 = CO2 + H20 =>
2 C4H9OH + 7 O2 = 8 CO2 + H20
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
SO2 + I2 + H2O = H2SO4 + HI =>
SO2 + I2 + 2 H2O = H2SO4 + 2 HI
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