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Fill in the blanks : The name of electro...

Fill in the blanks : The name of electrophile used for the sulphonation of benzene is ……………

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SHARAM PUBLICATION-2012 QUESTION PAPER-EXERCISE
  1. Nylon 6,6 is prepared by the condensation of and ....

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  2. The transition elements are paramagnetic due to the presence of ….. .

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  3. Fill in the blanks : The name of electrophile used for the sulphonatio...

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  4. In the electrochemical cell, oxidation takes place at "………………..".

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  5. Which of the following attacks glass ?

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  6. What is the value of change in entropy at equilibrium ?

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  7. Give the relationship between chemical equivalent and electrochemical ...

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  8. Write the name of two antibiotic drugs.

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  9. Why is the solution containing sodium acetate and acetic acid called a...

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  10. Represent the cell and calculate the Standard e.m.f. of the cell havin...

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  11. Why hydrofluoric acid is the weakest of all the halogen acids ?

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  12. What is the action of ozone with lead sulphide? Give equation.

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  13. Discuss the principle of manufacture of sulphuric acid by contact proc...

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  14. What happens when SnCl2 solution is added to CuCl2 solution ?

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  15. Sodium acetate solution is alkaline. Give reason.

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  16. State Kohlrausch's law. Discuss with an example .

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  17. How is benzene converted to toluene ?

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  18. What is the action of benzaldehyde with HCN ?

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  19. What happens when acetamide is treated with sodium and ethyl alcohol.

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  20. Identify A, B, C and D.

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