What is K2HAsO4? Important knowledge about K2HAsO4.

Definition of K₂HAsO₄
K₂HAsO₄, also known as Dipotassium hydrogen arsenate or Dipotassium arsenate in English, is a chemical compound belonging to the class of alkali salts. The molecular mass of K₂HAsO₄ is made up of two Potassium (K) atoms, one Hydrogen (H) atom, one Arsenic (As) atom, and four Oxygen (O) atoms. The molar mass of K₂HAsO₄ is 234.03 g/mol. The K₂HAsO₄ molecule is constructed from two K+ ions and one HAsO₄- ion.

Properties: K₂HAsO₄
2.1 Physical properties of K₂HAsO₄
K₂HAsO₄ appears as white crystals, odorless, and has a neutral or slightly alkaline pH.
2.2 Chemical properties of K₂HAsO₄
K₂HAsO₄ has the ability to react with metals, acids, and nonmetals to form new compounds.

Common chemical reactions of K₂HAsO₄
Unfortunately, specific examples of reactions of K₂HAsO₄ with metals, acids, nonmetals, and salts cannot be provided as this information exceeds the scope of the lecture.

Synthesis of K₂HAsO₄
4.1 Laboratory synthesis of K₂HAsO₄
In theory, K₂HAsO₄ can be synthesized from the reaction between Potassium hydroxide (KOH) and Arsenic acid (H₃AsO₄) under standard temperature and pressure conditions. However, this reaction should not be carried out without the supervision of a chemistry expert, as Arsenic is very toxic.
4.2 Industrial synthesis of K₂HAsO₄
The industrial-scale synthesis of K₂HAsO₄ often requires complex and precise processes, and the strict supervision of individuals with extensive knowledge in chemistry.