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What is Van't Hoff factor ?...

What is Van't Hoff factor ?

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It is the ratio of normal molecular mass to observed molecular mass. It is denoted as i.
i = normal molecular mass/observed molecular mass
= no. of particles after association or dissociation/no. of particles before dissociation or association
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CBSE COMPLEMENTARY MATERIAL-SOLUTIONS-VERY SHORT ANSWER TYPE QUESTIONS (1 Mark)
  1. What is Van't Hoff factor ?

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  2. What is the Van’t Hoff factor in K(4) [Fe(CN)(6)] and BaCl(2) ?

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  3. Why the molecular mass becomes abnormal ?

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  4. What role does the molecular interaction play in a solution of alcohol...

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  5. Positive deviation from ideal behaviour.

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  6. What is van’t Hoff factor ? How is it related with : degree of disso...

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  7. What is van’t Hoff factor ? How is it related with : degree of asso...

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  8. Why NaCl is used to clear snow from roads ?

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  9. Why the boiling point of solution is higher than pure liquid ?

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  10. Henry law constant for two gases are 21.5 and 49.5 atm, which gas is m...

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  11. Define azeotrope. Give an example of maximum boiling azeotrope.

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  12. Calculate the volume of 75% of H(2) SO(4) by weight (d = 1.8 gm/ml) re...

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  13. Calculate the volume of 75% of H2SO4 by weight (d = 1.8 gm/ml) require...

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  14. Why anhydrous salts like NaCl or CaCl(2) are used to clear snow from r...

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  15. What is the effect on boiling and freezing point of a solution on addi...

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  16. Why osmotic pressure is considered as colligative property ?

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  17. Liquid A and B on mixing produce a warm solution. Which type of deviat...

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  18. Give an example of a compound in which hydrogen bonding results in the...

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  19. What role does the molecular interaction play in solution containing c...

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