Fsc part 2 online preparation for chemistry chapter 7 (Fundamental Principles of Organic Chemistry)

Online Short Questions For Chapter 7 "12th Class Chemistry Chapter 7 Short Questions Preparation "

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Chemistry - 12th Class Chemistry Chapter 7 Short Questions Preparation

Question # 1

Write a short note on cracking of petroleum?

  • Ans 1: Breaking of higher hydrocarbons having high boiling point into a variety of lower hydrocarbons which are more volatile (low boiling) is called cracking of petroleum.
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Prepare Complete Set Wise Questions For Chapter 7 "12th Class Chemistry Chapter 7 Short Questions Preparation "

12th Class Chemistry Chapter 7 Short Questions Preparation - Set 1

Question # 1

Write a short note on cracking of petroleum?

  • Ans 1: Breaking of higher hydrocarbons having high boiling point into a variety of lower hydrocarbons which are more volatile (low boiling) is called cracking of petroleum.
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12th Class Chemistry Chapter 7 Short Questions Preparation - Set 2

Question # 1

Define reforming of petroleum and give one example?

  • Ans 1: The octane number of gasoline is improved by a process is called reforming,It involved the conversion of straight chain hydrocarbons into branched chain by heating in the absence of oxygen and in the presence of catalyst.
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12th Class Chemistry Chapter 7 Short Questions Preparation - Set 3

Question # 1

Define Catenation?

  • Ans 1:
    1. The property of carbons atoms to link with other carbons atom to form long chain or rings is called catenation,The main reasons of such large number of compounds is catenation of carbons atoms
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12th Class Chemistry Chapter 7 Short Questions Preparation - Set 4

Question # 1

Differentiate between homocyclic and heterocyclic compounds?

  • Ans 1: The compounds in which the ring consists of only carbon atom,These are called carbocyclic compounds,Homocyclic Alicyclic compound are further classified as
    1. Alicyclic compound
    2. Aromatic compound
    Heterocyclic compound: The compound in which the ring consists of atom of more than one kind are called heterocyclic compound,In heterocyclic compound generally one or more atom of element such as nitrogen,oxygen or sulphur are present.
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12th Class Chemistry Chapter 7 Preparation

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