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According to first law, for a cyclic pro...

According to first law, for a cyclic process `q + w` =……………..

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 2-EXERCISE
  1. Which element has highest oxidising property?

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  2. Is entropy increases for-the following change? Explain :C(diamond) rar...

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  3. According to first law, for a cyclic process q + w =……………..

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  4. C6H6+CO+HCl overset (Anhydrous AlCl3) underset (Cu2Cl2)() 'A', Identif...

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  5. How many neutrons are present in 5 xx 10^-1 moles of C6 ^14?

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  6. Write two difference between orbit anoorbital. What difference will be...

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  7. Write two limitations of Bohr’s theory.

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  8. [SiF6]^(2-) is known but [SiCI6]^(2-) is not. Give reasons.

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  9. Complete the following reactions :B2H6+3O2 rarr

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  10. Complete the following reactions :Na2B4O7+7H2O rarr

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  11. Write the structural formula of 3, 4, 4,5-tetramethylheptane.

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  12. Arrange the following in decreasing order of -I effect:-I, -Br, -Cl, -...

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  13. Why (CH3)3 overset ((+))(C) is more stable than overset ((+))(CH3) ?

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  14. Briefly mention the role of ozone present in stratosphere in protectin...

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  15. Calculate the uncertainty in velocity of a moving object of mass 25 g,...

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  16. Which series of lines of the hydrogen spectrum lies in the visible reg...

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  17. Nitrogen has positive electron gain enthalpy.Explain.

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  18. Arrange Mg, Al, Si and Na in the increasing order of their ionisation ...

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  19. What are the characteristics of the transition elements and why are th...

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  20. Between Fe^2+ and Fe^3+ which is smaller in size?

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