Organic Chemistry Quiz
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Questions and Answers

What indicates that a compound has two of the same branch?

  • mono
  • uni (correct)
  • tri
  • di

If the double bond in an alkene is between carbons 3 and 4, what is the position number of the double bond?

  • 5
  • 2
  • 4
  • 3 (correct)

In what order should branches be listed when naming alkenes?

  • Based on their size
  • Random order
  • Reverse alphabetical order
  • Alphabetical order (correct)

Which property of alkenes allows them to dissolve in non-polar solvents?

<p>Non-polarity (A)</p> Signup and view all the answers

What type of isomerism occurs due to the presence of a double bond in alkenes?

<p>Geometric isomerism (A)</p> Signup and view all the answers

In a cis isomer, where are the two larger groups attached to the double bonded carbon atoms located?

<p>On the same side of the double bond (B)</p> Signup and view all the answers

What happens to the double bond during an addition reaction?

<p>One bond breaks to form two new bonds (B)</p> Signup and view all the answers

What type of compounds are alkenes classified as?

<p>Unsaturated compounds (A)</p> Signup and view all the answers

Which of the following is NOT a common atom or group added to a double bond in an addition reaction?

<p>Br and F (B)</p> Signup and view all the answers

How do the boiling points of alkenes generally compare to those of similar-sized alkanes?

<p>Alkenes have lower boiling points (A)</p> Signup and view all the answers

What is the role of ethene gas in ripening fruit?

<p>It speeds up the ripening process (B)</p> Signup and view all the answers

What happens to the alkene during an addition reaction?

<p>It splits into two different groups (B)</p> Signup and view all the answers

What happens to a symmetrical reactant when it adds to a multiple bond?

<p>It remains symmetrical (D)</p> Signup and view all the answers

Which of the following is an example of an asymmetrical alkene?

<p>Propene (CH3CH=CH2) (D)</p> Signup and view all the answers

What determines the number of products formed in an addition reaction?

<p>The nature of the reactants and their arrangement (A)</p> Signup and view all the answers

What is the characteristic of a symmetrical alkene?

<p>It has the same groups on either side of the double bond (D)</p> Signup and view all the answers

Where is the halogen atom or OH group usually added in an addition reaction?

<p>To the most substituted carbon atom (D)</p> Signup and view all the answers

What does Markovnikov's rule suggest about the addition of two asymmetrical reactants?

<p>The reaction will always form two isomeric products (A)</p> Signup and view all the answers

During fractional distillation, which hydrocarbons are removed first in the lower sections of the fractionation tower?

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

What is the main objective of fractional distillation in oil refineries?

<p>To separate petroleum into its various hydrocarbon components (C)</p> Signup and view all the answers

What process is used to break larger hydrocarbon molecules into smaller gasoline molecules?

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

What is the primary purpose of reforming in the oil industry?

<p>To convert straight chain alkanes to branched chains and cyclic alkanes into aromatic compounds (C)</p> Signup and view all the answers

Why are branched chain alkanes desirable in internal combustion engines?

<p>They burn more efficiently than straight chains (D)</p> Signup and view all the answers

What is the primary purpose of petrochemical plants?

<p>To produce chemicals and other products from petroleum (A)</p> Signup and view all the answers

What is the primary purpose of refining petroleum?

<p>To convert complex hydrocarbons into simple chemical compounds (D)</p> Signup and view all the answers

Which of the following chemicals are commonly produced in Canadian petrochemical plants?

<p>Methanol, ethylene, propylene, styrene, butadiene, butylene, toluene, and xylene (A)</p> Signup and view all the answers

What are the primary building blocks used in the production of petrochemical products?

<p>Petroleum hydrocarbons (B)</p> Signup and view all the answers

What is the significance of petrochemical products in everyday life?

<p>They are used in the production of various consumer goods (A)</p> Signup and view all the answers

What is a key outcome of the refining process?

<p>The conversion of complex hydrocarbons into simple chemical compounds (D)</p> Signup and view all the answers
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