What is Ca3(C2H3O2)4? Important knowledge about Ca3(C2H3O2)4.

1. Definition of Ca₃(C₂H₃O₂)₄

1.1 Ca₃(C₂H₃O₂)₄ is commonly known as calcium acetate.
1.2 Its English name is Calcium Acetate.
1.3 The atomic mass of Ca₃(C₂H₃O₂)₄ includes 3 calcium atoms, 8 carbon atoms, 12 hydrogen atoms, and 16 oxygen atoms.
1.4 The atomic weight of Ca₃(C₂H₃O₂)₄ is 331.9 g/mol.
1.5 Its molecular structure consists of 03 Ca₂+ ions with 04 (C₂H₃O₂)- ions.
1.6 The ion structure of Ca₃(C₂H₃O₂)₄ includes ca₂+ ions and acetate ions (C₂H₃O₂-).

2. Properties: Ca₃(C₂H₃O₂)₄

2.1 Physical properties:

• State: Solid at room temperature
• Color: White
• Odor: Odorless
• pH: Mildly acidic
  2.2 Chemical properties:
• It is a salt of acetic acid with calcium, mildly acidic
• Soluble in water, insoluble in alcohol and ether
• Reacts with alkali metals to produce hydrogen and alkali salts

3. Common chemical equations:

   • Reacts with NaOH to produce Ca(OH)₂ and NaC₂H₃O₂
   • Reacts with H₂SO₄ to produce CaSO₄ and CH₃COOH

4. Preparation of Ca₃(C₂H₃O₂)₄

4.1 Laboratory preparation:

• By reacting CaCO₃ with acetic acid
  4.2 Industrial preparation:
• By reacting CaO with acetic acid
• During water purification, Ca₃(C₂H₃O₂)₄ is used to remove alkali metal ions.