Alkanes: Properties and Reactions

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Questions and Answers

What is the process involved in the reaction between ethene and bromine?

  • Oxidation of the alkene
  • Elimination of bromine from the molecule
  • Substitution of bromine atoms on the double bond
  • Addition of bromine to the double bond (correct)

What is the functional group in a carboxylic acid?

  • R X
  • R OH
  • R COOH (correct)
  • O R

What is the type of hydrocarbon that cholesterol is?

  • Alkane
  • Alkyne
  • Aromatic
  • Alkene (correct)

What is the general structure of an ether?

<p>R O R' (C)</p> Signup and view all the answers

What is the type of hydrocarbon that is the simplest alkene?

<p>Ethene (C)</p> Signup and view all the answers

What is the primary reason why alkanes are unreactive?

<p>Strength of C-C and C-H bonds (B)</p> Signup and view all the answers

What is the main purpose of the substitution reaction in alkanes?

<p>To convert alkanes into more reactive substances (C)</p> Signup and view all the answers

What is the significance of the parent name in nomenclature?

<p>It indicates the family to which the compound belongs (C)</p> Signup and view all the answers

What is the first step in determining the parent hydrocarbon in nomenclature?

<p>Find the longest carbon chain present (C)</p> Signup and view all the answers

What type of compounds are alkyl groups a part of?

<p>Lipids and waxes (C)</p> Signup and view all the answers

What is the primary use of alkanes according to the passage?

<p>As energy sources (D)</p> Signup and view all the answers

What is the purpose of a systematic naming convention in organic chemistry?

<p>So we can communicate effectively with other chemists (B)</p> Signup and view all the answers

What type of isomerism involves the same molecular formula but different functional groups?

<p>Functional Group Isomers (A)</p> Signup and view all the answers

What is the correct term for isomers that differ in their 'connectivity'?

<p>Constitutional isomerism (B)</p> Signup and view all the answers

What type of isomers have the same molecular formula, carbon skeleton, and functional groups, but differ in the location of the groups?

<p>Positional Isomers (A)</p> Signup and view all the answers

What is the name given to branched alkanes with the same molecular formula but differing in their carbon skeleton?

<p>Skeletal Isomers (D)</p> Signup and view all the answers

Why does the number of possible constitutional isomers increase rapidly with the number of carbons?

<p>Because of the increase in possible arrangements of atoms (B)</p> Signup and view all the answers

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