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Name a metal refined by Van Arkel method...

Name a metal refined by Van Arkel method.

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OSWAAL PUBLICATION-Solved Paper 4 -exercise
  1. How many faraday of electricity is required to reduce 1 mole of MnO(4)...

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  2. If the unit of rate constant of a reaction is mol^(-1)Ls^(-1) then men...

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  3. Name a metal refined by Van Arkel method.

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  4. Complete the following equation. 'XeF6+H2Oto....+2HF

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  5. What is an ambidentate ligand ? Name the type of structural isomerism ...

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  6. Name the following reaction: H3C-Br+AgFrarrH3C-F+AgBr.

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  7. Ethanal(CH3CHO) undergoes aldol condensation reaction.Give reason.

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  8. Deficiency of which vitamin cause the disease "Rickets".

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  9. What is Frenkel defect ? How does it affect density of the solid ?

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  10. Draw a neat labelled diagram of H(2)-O(2) fuel cell. Write the reactio...

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  11. A first order reaction is found to have a rate constant K=5.5xx10^(-14...

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  12. Give reasons: Cerium (Ce) exhibits +4 oxidation state.

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  13. Give reason: Actinoid contraction is greater from element to element t...

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  14. How anisole reacts with bromine in ethanoic acid? write the chemical e...

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  15. Explain the preparation of carboxylic acids from Grignard reagent . Gi...

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  16. Given an example each for (a) Artificial sweetening agents (b) Narco...

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  17. What are analgesics? Give an example for narcotic analgesics.

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  18. What are cationic detergents? Give an example.

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  19. Explain the process of obtaining "blister copper" from "copper matte" ...

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  20. Write the equations involved in the manufacture of nitric acid by Ostw...

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