IB myp 4-5 Chemistry – Practice Questions- All Topics
Topic :IUPAC-Alkenes
Topic :IUPAC- Weightage : 21 %
All Questions for Topic : Alkanes,Alkenes,Alcohols,Carboxylic Acid,Esters,Structural Formulas
Polymers: Chains of molecules, versatile materials shaping industries from plastics to biomaterials.
Polymer are substance or material consisting of very large molecules called macromolecules, composed of many repeating subunits.
Isoprene is an unsaturated hydrocarbon that is produced by many plants and animals and its polymer
is the main component of natural rubber. In its pure form, it is colourless volatile liquid.
Question
Diagram 1 is the line structure of isoprene. State the IUPAC name of the isoprene.
▶️Answer/Explanation
IUPAC Name: The IUPAC name for the structure of isoprene shown is 2-methylbuta-1,3-diene.
Question
Identify whether isoprene is saturated or unsaturated compound. Justify your answer.
▶️Answer/Explanation
- Compound Type: Isoprene is an unsaturated compound.
- Justification: The presence of two double bonds in its structure indicates that it has regions of unsaturation.