Preparation and Properties of Alkenes

Chemistry ⇒ Carbon and Organic Chemistry

Preparation and Properties of Alkenes starts at 11 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Preparation and Properties of Alkenes. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 11

Calculate the number of moles of ethene produced from 9 g of ethanol (C₂H₅OH) by dehydration. (Molar mass of ethanol = 46 g/mol)

Describe the mechanism of dehydration of ethanol to form ethene.

Explain why alkenes are more reactive than alkanes.

Explain why alkenes decolorize bromine water.

Name the test used to distinguish between alkanes and alkenes.

State Markovnikov's rule as it applies to the addition of HX to alkenes.

State Saytzeff's rule.

What is the major product when 2-chloropentane is treated with alcoholic KOH?

What is the molecular formula of propene?

What is the product when 1-butene reacts with cold, dilute KMnO₄?

What is the product when ethene reacts with cold, dilute KMnO₄?

Write the equation for the preparation of ethene from ethanol using concentrated H₂SO₄.

Write the equation for the preparation of propene from 1-propanol.

Write the IUPAC name of the alkene formed when 2-bromopropane is treated with alcoholic KOH.

Write the product formed when propene reacts with HBr according to Markovnikov's rule.