Write the structure of the major organic product in each of the following reactions:

CH₃CH₂CH₂Cl + NaI

Explain why

Grignard reagents should be prepared under anhydrous conditions?

Give the uses of Freon 12, DDT, carbon tetrachloride and iodoform.

Write the structure of the major organic product in each of the following reactions:

(CH₃)₃CBr + KOH

Write the structure of the major organic product in each of the following reactions:

CH₃CH(Br)CH₂CH₃ + NaOH