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

Branched hydrocarbons are better as a fuel as compared to straight chain?

  • Ans 1: Straight chain hydrocarbons have low octane numbers and make poor fuels.
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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

Branched hydrocarbons are better as a fuel as compared to straight chain?

  • Ans 1: Straight chain hydrocarbons have low octane numbers and make poor fuels.
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12th Class Chemistry Chapter 7 Short Questions Preparation - Set 2

Question # 1

Write a brief note on geometric isomerism?

  • Ans 1: Such components which possess the same structural formula,but differ with respect to the position of the identical groups in space are called geometric isomers,and the phenomena is known as the geometric isomers.Two carbons atom joined by a single bond are capable of free rotation about it,However when two carbons atom are joined by a double bond,they cannot rotate freely.As a result the relative and give rise to cis-trans isomers.
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12th Class Chemistry Chapter 7 Short Questions Preparation - Set 3

Question # 1

Give names of four compounds which are homocyclic but are not aromatic?

  • Ans 1: 1.cyclopropane 2.cyclobutane 3.cyclo penatane 4. cyclohexane
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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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