2nd Year Chemistry Notes Chapter 4
Important Complete 2nd Year Chemistry Notes Chapter 4 written by Honorable Professor Mr. Faraz Qadir Suib. These notes are very helpful in the preparation of 2nd Year Chemistry Notes Chapter 4 for the students of the intermediate and these are according to the paper patterns of all Punjab boards.
Summary and Contents:
Topics which are discussed in the notes are given below:
- Important 2nd year chemistry chapter 4 mcqs for Intermediate part-II students.
- Name the members of VA group.
- Why phosphorus can make three and five covalent bonds?
- Why the elements of VIA other than oxygen show more than two oxidation states?
- Important 2nd year chemistry chapter 4 Important Questions for Intermediate part-II students.
- Name the oxides of nitrogen
- How dinitrogen oxide is prepared? OR Give any two methods of preparation of N2O.
- How sulphur and phosphorus are burnt using dinitrogen oxide?
- How is dinitrogen oxide reduced?
- Important 2nd year chemistry chapter 4 important short questions for Intermediate part-II students.
- How is nitrogen oxide prepared? OR Give any two methods of preparation of NO.
- How nitrogen oxide decomposes?
- What is ring test?or Describe “Ring test” for the confirmation of the presence of
nitrates in solution.
- Important 2nd year chemistry chapter 4 short questions for Intermediate part-II students.
- Give reaction of nitrogen oxide with reducing agents OR How NO is reduced?
- Give reaction of nitrogen oxide with oxidizing agents OR How NO is oxidized?
- How is nitrogen dioxide prepared? OR How NO2 is prepared from i. Lead nitrate ii.
copper nitrate?
- Important 2nd year chemistry chapter 4 important questions for Intermediate part-II students.
- What is the effect of heat on nitrogen dioxide (NO2)?
- How phosphorus burns in nitrogen dioxide?
- How nitrogen dioxide reacts with water?
- How nitrogen dioxide reacts with alkalies?
- Important 2nd year chemistry chapter 4 solved exercise for Intermediate part-II students.
- How nitrogen dioxide acts as an oxidizing agent?
- How nitrous acid acts as an oxidizing agent?
- Give reaction of nitrous acid with acidified KMnO4 and bromine water. OR How
nitrous acid acts as a reducing agent?
- How nitrous acid reacts with organic compounds?
- Which steps are involved in Birkeland and Eyde’s process?
- Important 2nd year chemistry chapter 4 exercise short questions for Intermediate part-II students.
- Give the reactions involved in Birkeland and Eyde’s process.
- Mention reaction of nitric acid with bases.
(All These reactions can come as separate short questions also. Learn any two reactions
as answer to this)
- Mention action of nitric acid as an oxidizing agent. (Mention any four reactions for
answer to short question. All reactions mentioned can come as separate short question)
- Important 2nd year chemistry chapter 4 important long questions for Intermediate part-II students.
- How nitric acid reacts with metals?
(All These reactions can come as separate short questions also. Learn any four
reactions as answer to this)
- How nitric acid reacts with reducing agents?
- What is meant by fuming nitric acid?
- Important 2nd year chemistry chapter 4 long questions for Intermediate part-II students.
- What is aqua regia? OR How aqua regia dissolves gold?
- Give the names of four elements which do not react with nitric acid.
- Name the minerals of phosphorus.
- What are the characteristics of white phosphorus?
- Important 2nd year chemistry chapter 4 exercise for Intermediate part-II students.
- What are the characteristics of red phosphorus?
- How phosphorus trichloride is prepared? OR Give any two methods of preparation of
PCl3.
- How phosphorus trichloride reacts with oxygen?
- How phosphorus trichloride reacts with alcohol and carboxylic acid?
- Important 2nd year chemistry chapter 4 solved exercise short questions for Intermediate part-II students.
- How phosphorus pentachloride is prepared?
- How phosphorus pentachloride is decomposed on heating?
- How phosphorus pentachloride reacts with water?
- How phosphorus pentachloride reacts with metals?
- How phosphorus trioxide is prepared?
- How phosphorus trioxide reacts with cold water?
- Important 2nd year chemistry chapter 4 solved exercise pdf for Intermediate part-II students.
- How phosphorus pentaoxide is prepared in lab?
- How phosphorus pentaoxide reacts with water? OR How P2O5 reacts with hot and cold
water?
- What is the role of phosphorus pentaoxide as a dehydrating agent? OR P2O5 is a
powerful dehydrating agent. Prove giving example.
- How phosphorus acid is decomposed?
- Phosphorus trioxide acts as a reducing agent. Justify.
- How does phosphorus acid react with oxygen?
- How is orthophosphoric acid prepared? (For short question learn any two methods
well)
- Prove that phosphoric acid is a tribasic acid.
- Mention the differences between oxygen and sulphur. (For short learn any four
differences)
- Why SO3 is dissolved in sulphuric acid and not in water?
- Give the advantages of contact process for the manufacture of sulphuric acid
- Tell about the stability of sulphuric acid
- Prove that sulphuric acid is a strong acid.
- Mention the reaction of sulphuric acid with alkalies.
- How sulphuric acid reacts with carbonates and bicarbonates?
- Justify that sulphuric acid is king of chemicals.
- Mention physical properties of sulphuric acid OR Mention any four physical properties of sulphuric acid.
(In case of short question mention any four properties)