Q 1:- How causticsoda is prepared industry?
Q 2:- How is bauxite purified? Give different methods and give methods of ethene?
Q 3:- What are hydrocarbons? How they are classified and give method of preparation of ethene.
Q 4:- What do you understand by the term "Aronaticity" and Explain the stability of Benzene molecules.
Answers
Answer:
Ans1:- Solid sodium hydroxide is obtained from this solution by the evaporation of water. Principle — In castner-kellner method NaOH is prepared by the electrolysis of aqueous solution of NaCl (Brine). ... The sodium deposited at mercury forms Sodium Amalgam. Chlorine produced at the anode is removed from the top of the cell.
Ans2:-Finely powdered bauxite (Al
2
O
3
) is heated with coke and N
2
to 2000 K. Alumina forms aluminium nitride and silica is reduced to Si which is volatile. The hydrolysis of aluminium nitride gives aluminium hydroxide which on heating gives pure alumina.
Ans3:-Aliphatic hydrocarbons are divided into three main groups according to the types of bonds they contain: alkanes, alkenes, and alkynes. Alkanes have only single bonds, alkenes contain a carbon-carbon double bond, and alkynes contain a carbon-carbon triple bond.
Ans4:-sorry I don't know next time I will give you answer