Why do plastics <strong>NOT</strong> degrade easily?
- A. They have strong ionic bonds.
- B. They have strong covalent bonds. ✓
- C. They have strong metallic bonds.
- D. They have very high melting points (\gt 500^\circ C).
Correct Answer: B. They have strong covalent bonds.
Explanation
Plastics are composed of long-chain synthetic organic polymers held together by very stable and strong covalent bonds, making them highly resistant to chemical and biological degradation.
Related questions on Chemistry
- Which one of the following metals is widely extracted by the electrolysis of its molten compound?
- Which one of the following is <strong>NOT</strong> a property of 'graphene'?
- Which one of the following is the <strong>CORRECT</strong> chemical formula of carboxylic acid?
- Which one of the following statements is <strong>NOT</strong> correct for benzene?
- Which one of the following is <strong>NOT</strong> a nitrogen fertilizer?