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The diagram below shows the relationship between the physical states of matter.
ChemForm4Term1OpPP2Q1bii

  1. Identify the processes B and D. 
    1. B
    2. D
  2. Name process A 
  3. State two substances in chemistry that undergo the process A 
  4. Is the process E exothermic or endothermic? Explain 

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    1. B - Melting 
    2. D - Condensation
       
  1. Name process A 
    • Sublimation 
       
  2. State two substances in chemistry that undergo the process A 
    • Iodine 
    • Ammonium chloride 
    • Solid ice 
    • Iron (III) chloride
    • Aluminum chloride 
       
  3. Is the process E exothermic or endothermic? Explain 
    • Exothermic 
    • Involves heat loss 
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