One of the examples of homologous series is givenbelow. Hydrogeniodideisnotproducedbythesam emethodasforhydrogenchloride. Why? [1]
What is the difference between hydrogen chloride gas and hydrochloric acid? [2]
How could you identify the bottle containing HCl using ammonia gas?[2]
CH3OH
Source : Curriculum Development Centre, Sanothimi, Bhaktapur

CH3CH2OH
X
CH3CH2CH2CH2OH
i. Define homologousseries. [1]
ii. Find the mass difference between successive member of above homologous series and calculate the molecular mass of X [2]
iii. What is the reason behind the highest boiling point but least solubility of the fourth member in the given series?