KERALA PSC / CHEMISTRY / SALTS / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY

 

KERALA PSC / CHEMISTRY / SALTS / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY

KERALA PSC / CHEMISTRY / SALTS / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY

·      Salts are ionic compounds containing a positive ion (cation) and a negative ion (anion)

·      Sodium chloride (NaCl) is a normal salt

·      Hydrolysis is a reaction in which a salt reacts with water to form a solution which is either acidic or alkaline.

·      Salts containing water of crystallization are called hydrated salts

·      Hygroscopy is the property of salts to absorb atmospheric moisture at ordinary temperature without dissolving in it. Anhydrous calcium chloride, Con. Sulphuric acid, Phosphorous pentoxide, Calcium oxide (quick lime) Silica gel, Alcohol are the examples of Hygroscopic substances.

KERALA PSC / CHEMISTRY / SALTS / NOTES / OBJECTIVE QUESTIONS / STUDY MATERIALS / GENERAL KNOWLEDGE / KERALA PSC PRELIMINARY