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What is isober? Write the magnitude’ of ...

What is isober? Write the magnitude’ of Rydberg's Constant.

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 12-EXERCISE
  1. Express 0.0004362 by significant notation. How many significant figure...

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  2. State two limitations of Rutherford's atom model.

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  3. What is isober? Write the magnitude’ of Rydberg's Constant.

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  4. How would you prepare:Boric acid form Colemanite.

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  5. How would you prepare:Carbon monoxide from formic acid.

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  6. How would-you establish the presences of special element in organic Co...

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  7. How would-you establish the presences of special element in organic Co...

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  8. What dp you mean by BOD & COD?

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  9. Calculate the de Broglie Wavelength of an electron having kinetic ener...

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  10. Calculate the frequency of the highest wavelength of balmer series.

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  11. What do you mean by electronegetivity? Write its change across a perio...

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  12. Find the position of" 17A^35 in periodic table indicate whether the el...

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  13. Illustrate with example: Sp-hybridisation.

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  14. Find the hybridisation of the * marked element in the following compou...

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  15. What is the dipole moment of CCI4?

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  16. Write the Vanderwall's equation for real gas. Explain the term involve...

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  17. What do you mean by surface tension? Write its dimension. Write the S....

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  18. Calculate the entropy change of melting- of 5 gm ice. What type of fun...

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  19. DeltaH and DeltaS for a reaction at 27^@C are - 24kcal mol^(-1) & 24 c...

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  20. Balance the euqation by oxidation no method:- SnCl2 + HCl+ O3 rarr SnC...

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