🙏 Salts of a strong acid and a strong base are neutral with a pH value of 7. Salts of a strong acid and weak base are acidic with pH value less than 7 Salts of a strong base and weak acid are basic in nature with pH value more than 7. sodium chloride: The salt formed by the combination of hydrochloric acid and sodium hydroxide solution is called sodium chloride. Salt is a mineral composed primarily of sodium chloride (NaCl) , a chemical compound belonging to the larger class of salts ; salt in its natural form as a crystalline mineral is known as rock salt or halite . Salt is present in vast quantities in seawater , where it is the main mineral constituent.