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class 12 october 2021 Monthly test paper ak4classes.pdf4.11 MB
Aap sabhi ke preparation ke liye iss group me quiz karwa jayega....sabhi Bache timing btaye
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November me aaplogo ka maths and physics ka monthly test hoga
VVI
2 marks questions
Chapter 15. Polymers
Q1. Write any two differences between thermoplastics and thermosetting polymer?
Q2. Explain the difference between Buna N and Buna S.
Q3. Write chemical equation for the synthesis of
A) Teflon
B) Neoprene
Q4. What is natural rubber? Write down the name and structural formula of its monomer?
Q5. Define the following terms with example
A) Polyester
B) polyamide
Q6. What is synthesis polymers? Name two synthetic polymer?
Q7. What is bakelite? How is Buna S obtained.?
Q8. What is natural and synthetic polymer give two example of each.
Q9. Differentiate between addition and condensation polymers?
Q10. Explain the term co-polymerisation and give one example.
Q11. Define Homer polymers and copolymers give one example of each.
Q12. What is difference between nylon 66 and nylon 6.
Physics 👇👇
Unit 1
Chapter 1 MCQs
https://aman15092003agrawal.blogspot.com/2021/09/jac-board-class-12th-physics-1st-term.html
Chapter 2 MCQs
https://teamak4classes.blogspot.com/2021/09/what-is-amount-of-work-done-in-moving.html
Unit 2
Chapter 3 MCQs
Coming soon...
Unit 3
Chapter 4 and chapter 5
Pdf uploaded
Chapter 6 MCQs
https://teamak4classes.blogspot.com/2021/10/blog-post.html
