Co2 Quiz

Which of the following is the general formula for alkanes?

• CₙH₂ₙ

• CₙH₂ₙ₊₂

• CₙH₂ₙ₋₂

• CₙH₂ₙ₋₄

Alkanes undergo which type of reaction most commonly?

• Addition

• Elimination

• Substitution

• Polymerization

The combustion of alkanes produces:

• Only carbon dioxide

• Carbon dioxide and water

• Carbon monoxide and water

• Only water

What is the correct IUPAC name for C₄H₁₀?

• Propane

• Butane

• Pentane

• Ethane

Which statement about alkanes is correct?

• They are soluble in water

• They have a low boiling point compared to similar-sized alcohols

• They are highly reactive with acids

• They contain at least one double bond

Which of the following is the general formula for alkenes?

• CₙH₂ₙ

• CₙH₂ₙ₊₂

• CₙH₂ₙ₋₂

• CₙH₂ₙ₋₄

What type of hybridization is present in ethene (C₂H₄)?

• sp

• sp²

• sp³

• None of the above

Which of the following reactions is characteristic of alkenes?

• Substitution

• Addition

• Elimination

• Combustion

Which reagent is commonly used to test for the presence of a double bond in alkenes?

• Bromine water

• Limewater

• Benedict's solution

• Fehling's solution

What is the product when ethene reacts with hydrogen in the presence of a nickel catalyst?

• Ethyne

• Ethanol

• Ethane

• Ethanal