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Define Covalent and vanderwal radium. Co...

Define Covalent and vanderwal radium. Comment which is higher?

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 13 -EXERCISE
  1. Calculate the 2nd ionisation enthealpy of Li^(2+) given for hydrogem E...

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  2. If the value of Rydberg constant of hydrogen is 109737 cm^-1 determine...

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  3. Define Covalent and vanderwal radium. Comment which is higher?

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  4. When F does not give precipitation with AgNO3soln? Which one has highe...

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  5. Dipole moment and bond length of a molecule A - B type are 7.42 D and ...

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  6. Find the ratio of molecular weight of two gaes when rate of diffusion ...

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  7. Calculate the entropy change for 100 gm water at 100^@C [latent heat v...

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  8. State two characteristics of spontaneous process. State 2nd law of The...

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  9. Balance the following reaction by ion-electron by ion-electron method-...

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  10. Balance the following reaction by ion-electron by ion-electron method ...

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  11. Why HNO3 Can’t be use for the preparation of H2O2 by BaO2? What is Mar...

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  12. State Similents of Li & Mg in chemical property. What is magnetic mom...

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  13. Which one is more acidic (CH3)3C-COOH & O2 N-CH2-COOH Give an example ...

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  14. Why CH3 COOH shows acidic nature? Give IUPAC name of CH3 CH2 CN.

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  15. Kp for the reaction PCl5 f PCl3 + Cl2 is 1.6 atm. Calculate the equili...

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  16. Calculate the PH of 1 (M) Monobasic acid soln. in which degree of diss...

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  17. What happens when mixture of CO2 and NH3 gas is passed through a slurr...

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  18. What happens when Borax is strongly heated. What is Oil dag?

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  19. What happens Mixture of sand and Na2 CO3 is strongly heated. What is O...

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  20. How would you Converst

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