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Why are fumes seen when barium halides a...

Why are fumes seen when barium halides are kept in open air?

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UNITED BOOK HOUSE-QUESTION PAPER 2015-EXERCISE
  1. What happens when H2O2 is mixed with cold acidic potassium dichromate ...

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  2. Why is LiCl soluble in organic solvent?

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  3. Why are fumes seen when barium halides are kept in open air?

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  4. Alkali metals become opaque when they are kept open in air Why?

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  5. Write the basic principles of Solvey process.

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  6. Arrange the following compounds with ascending order of boiling point ...

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  7. BaSO4 is insoluble in water, but BeSO4 is soluble in water - Explain.

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  8. Why is CH3)3(c^o+)?

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  9. Indicate the electrophilic centre of the following compounds: CH3CHO,C...

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  10. (i) 4Nh3(g) + 5O2 (g) s iff 4NO (g) + 6H2O (g). Write the Kp and Kc va...

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  11. What is meant by solubility product?

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  12. pH of 0.2 mol L^-1 chloroacetic acid is 1.7. Find out the degree of di...

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  13. (i) At 1000 K temperature CO2 has pressure fo 0.5 atm in a closed cont...

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  14. What amount of CH(3)COONa is to be added to one litre of 0.1(M) CH(3)C...

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  15. What happens when NaOH reacts with Phosphorous ?

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  16. NaOH solution is added to Al2(SO4)3) solution?

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  17. All the carbon-Oxygen bonds in CO3^(2+) radical are equivalent- Explai...

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  18. What is meant by common ion effect?

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  19. What will be the major product when propyne is treated with aqueous H2...

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  20. An Alkene gives same product on ozonolysis and on oxidation with KmnO4...

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