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                 Introduction

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                                                                                                What is salt?

 

 

 

 

                                                                                            How salt is formed?

 

                          electrostatic attraction                                                                                                                          ionic bond   

     Sodium ion,Na+ from                      Chloride ion,Cl- from                                                                                       Sodium chloride, NaCl

sodium hydroxide, NaOH                   hydrocloric acid,HCl                                                                                        (A salt=ionic compound)

     (cation from base)                          (anion from acid)                     

 

                                         ACID    +    ALKALI/BASE         neutralization           SALT    +    WATER

 

 

 

 

 

 

 

 

                                                                               Examples of salts

 

 

Acid Salts
Hydrochloric acid, HCl Chlorides: NaCl, KCl, ZnCl2, AgCl, CuCl2, NH4Cl
Nitric acid, HNO3 Nitrates: NaNO3, KNO3, Mg(NO3)2, AgNO3,Cu(NO3)2, NH4NO3
Sulphuric acid, H2SO4 Sulphates: Na2SO4, K2SO4, ZnSO4, CuSO4, MgSO4, Al2(SO4)3, (NH4)2SO4
Ethanoic acid, CH3COOH Ethanoates: CH3COONa, (CH3COO)2Zn
Carbonic acid, H2CO3 Carbonates: Na2CO3, K2CO3, ZnCO3, CuCO3, (NH4)2CO3

 

           

 

 

 

 

 

 

                                    H3PO4 (tripotic acid)                   NaH2PO4, Na2HPO4 and Na3PO4 (salts)

  

 

                                                                                  Sources of Salts