Alkenes Quiz: Alkanes And Alkenes Exam Questions
Take this quiz to challenge yourself and test your knowledge of Alkanes and Alkenes! This Alkenes quiz has a few questions that are not just going to test you on how much you know or understand, but this quiz will also give you conceptual clarity and a better understanding of the subject. So, are you ready for it? We wish you very much luck with this test! Let's just go for it now!
- 1.Which of the following is not an alkane or alkene?
- A.
1-MethylCycloHexene
- B.
2-2-3-TriMethylButane
- C.
1-Butanol
- D.
2-BromoButane
- 2.Which of the following is true about alkanes?
- A.
They are highly reactive compounds.
- B.
They are unsaturated hydrocarbons.
- C.
Their melting and boiling points decrease down the group.
- D.
They are linked together exclusively by single bonds.
- 3.What is isomerism?
- A.
It is when certain compounds have similar molecular but not structural formulas.
- B.
It is when compounds contain the same elements of different isotypes.
- C.
It is when compounds are isolated in their physical states.
- D.
It is when the atoms of a compound are arranged in a haphazard manner.
- 4.Which of the following is/are characteristic of a homologous series of organic compounds?
- A.
Similar structural formula
- B.
Similar chemical properties
- C.
Similar melting and boiling points
- D.
Have a general formula for the series
- E.
Similar molecular sizes
- 5.Name the test used to determine where an alkene is present.
- A.
Water Bromine
- B.
Bromine test
- C.
Bromine water test
- D.
None of these
- 6.Which of the following is MOST UNLIKELY to be a product of cracking?
- A.
Ethene
- B.
Propane
- C.
Naphtha
- D.
Hydrogen gas
- 7.The general formula of alkanes is CnH2n, while those of alkenes is CnH2n+2. True or false?
- A.
True
- B.
False
- 8.Which of the following is true of the process of Polymerisation?
- A.
It involves heat, great pressure, and the presence of a catalyst.
- B.
It is the process of breaking down a large molecule into smaller molecules.
- C.
It is a free radical reaction.
- D.
Both A & C
- 9.Which of the following is true about polyunsaturated fats?
- A.
They have a higher melting point relative to polyunsaturated fats.
- B.
They lack hydrogen atoms in their molecules.
- C.
They contain only carbon-carbon single bonds.
- D.
They are present in oil from lard.
- 10.In "2-MethylButane", the '2' indicates...
- A.
The carbon atom on the compound from which a branch will occur.
- B.
The number of carbon atoms that will branch out from the compound.
- C.
The number of carbon atoms in total in the compound.
- D.
The number of compounds of MethylButane.