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21 Fuels & Compounds MCQ1

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Questions and Answers

What is the characteristic of the bonds in saturated hydrocarbons?

They involve single bonds in any functional group.
They have double or triple bonds in a ring structure.
They contain at least one carbon to carbon double or triple bond.
They have only single carbon to carbon covalent bonds. (correct)

What is the shape of the molecules in planar compounds?

Linear
Tetrahedral
Trigonal
Flat (correct)

What is the term for a family of organic compounds with the same general formula, similar chemical properties, and successive members differing by CH₂?

Aliphatic series
Hydrocarbon family
Homologous series (correct)
Aromatic series

Which of the following is an example of an unsaturated hydrocarbon?

Ethene (C) Signup and view all the answers

What is the test to determine the presence of unsaturation in a hydrocarbon?

Decolourise red/brown bromine water (B) Signup and view all the answers

Which type of hydrocarbon contains a benzene ring in its structure?

Aromatic hydrocarbon (A) Signup and view all the answers

What is the shape of the molecules in cyclohexane?

Ring (B) Signup and view all the answers

What is not a characteristic of aliphatic hydrocarbons?

They contain a benzene ring in their structure (C) Signup and view all the answers

What is the difference between saturated and unsaturated hydrocarbons?

Saturated hydrocarbons have single bonds, while unsaturated hydrocarbons have double or triple bonds (B) Signup and view all the answers

What is the shape of the molecules in aromatic hydrocarbons?

Planar (A) Signup and view all the answers