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What is the function of S in the vulcani...

What is the function of S in the vulcanization of rubber?

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Sulphur forms cross links at the reactive sites of double bonds and thus the rubber gets stiffened.
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In vulcanization of rubber:

what is vulcanization of rubber ?

(i) Whate is the role of Sulphur in the vulcanization of rubber ? (ii) Identify the monomers in the following polymer : (ii) Arrange the following polymers in the increasing order of their intermolecular forces : Terylene, Polythyene, Neoprene.

(i) [-CH_(2)-overset(CH_(3))overset(|)(C)H-]_(n) a homopolymer or copolymer ? Give reason. (ii) which the monomers of the following polymer. (iii) What is the role of Sulphur in vulcanization of rubber?

CBSE COMPLEMENTARY MATERIAL-PRACTICE PAPER 1-Questions
  1. Is [-CH(2)-overset(CH(3))overset(|)(CH)-](n) a homopolymer or copolyme...

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  2. Write the monomers of the following polymer:

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  3. What is the function of S in the vulcanization of rubber?

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  4. Why is bithional added to soap ?

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  5. Between sodiumhydrogen carbonate and magnesium hydroxide , which i...

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  6. Why are detergents non - biodegradable while soap are biodegradable ?

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  7. Define terms with a suitable example : Antibiotics

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  8. Artificial sweeteners.

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  9. Define terms with a suitable example : Analgesics

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  10. Write the structures of main products when benzene diazonium chloride ...

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  11. Out of (CH(3))(3)C-Br and (CH(3))(3)C-I, which one is more reactive to...

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  12. Write the product formed when p-nitrochlorobenzene is heated with aque...

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  13. Why dextro and laevo rotatory isomers of Butan-2-ol are difficult to s...

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  14. Differentiate between the following : Amylose and Amylopectin

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  15. Differentiate between the following : Peptide linkage and Glycosidic...

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  16. Differentiate between globular and fibrous proteins.

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  17. Write chemical reactions to show that open structure of D-glucose cont...

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  18. Write chemical reactions to show that open structure of D-glucose cont...

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  19. Glucose contains in addition to aldehyde groups :

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  20. Complete the following reactions:

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