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What is corrosion? Mention a general met...

What is corrosion? Mention a general method to prevent it.

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OSWAAL PUBLICATION-Sample Paper 3-Exercise
  1. Name the nitrogenous base present in RNA only.

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  2. Silver forms ccp lattice and x-ray studies of its crystals show that t...

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  3. What is corrosion? Mention a general method to prevent it.

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  4. Write the Arrhenius equation and mention what each term stands for.

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  5. Give-any two differences between lanthanoids and actinoids.

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  6. How does Acetyl chloride react with Anisole in presence of anhydrous a...

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  7. Explain why carboxylic acids behave as acids. Discuss briefly the effe...

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  8. What are antacids? Give an example.

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  9. What are food preservatives ? Give an example .

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  10. How is pure alumina obtained from bauxite by leaching process.

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  11. Write the reactions that take place during the manufacture of nitric a...

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  12. (i) What happens when potassium chlorate is heated in presence of MnO(...

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  13. Write the structure of Sulphuric acid.

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  14. (i) How is chlorine prepared by using MnO(2)?

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  15. Complete the reaction:- NH3+Cl2 (excess) rarr

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  16. D-block elements form co-ordination compounds. Give reasons.

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  17. How is potassium dichromate prepared from chromite are ?

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  18. Mention the geometry, magnetic property and type of hybridization in [...

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  19. Write any three postulates of Werner's theory of complexes.

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  20. Calculate packing efficiency in BCC lattice.

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