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Which of the following is a nutural poly...

Which of the following is a nutural polymer?

A

Polyethylene

B

Nylon

C

Protein

D

Terylene

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UNITED BOOK HOUSE-HIGHER SECONDARY EXAMINATION 2016-EXERCISE
  1. Which of the following colloidal systems does correctly represent fog?

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  2. What is the number of particles per unit cell in the face centered cub...

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  3. Which of the following is a nutural polymer?

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  4. Which of the following compounds will be formed when aniline reacts wi...

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  5. Which of the following compounds will respond to iodoform test ?

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  6. What is the state of hybridisation of Fe in [FeF6]^(3-) ion?

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  7. Which of the following gases has odour but no colour?

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  8. Which one is the SI unit of molar conductivity?

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  9. By what type of reaction do the common antacids destroy the excess aci...

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  10. Between Ed and Ce which one exhibits +2 oxidation state?

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  11. Write down the name and formula of an oxide of a transition metal whic...

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  12. Explain what is observed when a beam of light is passed through a coll...

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  13. Write down the relation among the conductance and specific conductance...

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  14. Write down the relation between the emf of a galvanic cell and the Gib...

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  15. Two solutions are isotonic. What is meant by the statement?

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  16. When a little amount of common salt is dissolved in water the boiing p...

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  17. Write two differences between physisorption and chemisorption.

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  18. Explain why the solid catalyst is used in a finley divided form in ca...

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  19. First ionisation enthalpies of Group 15 elements are, in general, grea...

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  20. State, with equations, what happens when SO(3) gas is passed through c...

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