Purification of Impure Samples by Crystallization
1)What is the most important characteristic of a crystal?
  

2)What is the formula of Blue vitriol?
  

3)What is green vitriol?
  

4)What is the crystal structure of blue vitriol?
  

5)What is the chemical formula of potash alum?
  

6)What is the shape of potash alum?
  

7)What is the colour of crystals of potash alum?
  

8)What is the process by which the crystals are formed by the slow cooling of a hot saturated solution?
  

9)What is an example of crystalline solid?
  

10)Which one of the following is the structure of benzoic acid?
  

 
 
 
 


  


Cite in Scientific Research:

Nedungadi P., Raman R. & McGregor M. (2013, October). Enhanced STEM learning with Online Labs: Empirical study comparing physical labs, tablets and desktops. In Frontiers in Education Conference, 2013 IEEE (pp. 1585-1590). IEEE.

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