NTA Abhyas 2020
- Exam
- NTA Abhyas
- Year
- 2020
- Subject
- Chemistry
- Chapter
- Polymers
NTA Abhyas 2020 · Chemistry · Polymers
On complete hydrogenation, natural rubber produces
On complete hydrogenation, natural rubber produces
Options
- Aethylene-propylene copolymer
- Bvulcanised rubber
- Cpolypropylene
- Dpolybutylene
Correct answer
A. ethylene-propylene copolymer
Step-by-step solution
nC{H}_{2}\mathop{\mathop{= C - CH}_{|}}_{C{H}_{3}} = C{H}_{2} \to \mathop{( - C{H}_{2}\mathop{\mathop{- C = CH}_{|} -}_{C{H}_{3}}C{H}_{2} - {)}_{n}}_{Natural\text{rubber}}\overset{{H}_{2} / Pt}{→}{\left[- C{H}_{2}\mathop{\mathop{- CH -}_{|}}_{C{H}_{3}}C{H}_{2} - C{H}_{2} -\right]}_{n}