HARD
12th Uttar Pradesh Board
IMPORTANT
Earn 100

A hydrocarbon (A) with molecular formula C5H10 on ozonolysis gives two products (B) and (C). Both (B) and (C) give a yellow precipitate when heated with iodine in presence of NaOH while only (B) give a silver mirror on reaction with Tollen’s reagent. Identify (A), (B) and (C).

Important Questions on Sample Paper 1

HARD
12th Uttar Pradesh Board
IMPORTANT

A hydrocarbon (A) with molecular formula C5H10 on ozonolysis gives two products (B) and (C). Both (B) and (C) give a yellow precipitate when heated with iodine in presence of NaOH while only (B) give a silver mirror on reaction with Tollen’s reagent. Write the reaction of B with Tollen’s reagent.

HARD
12th Uttar Pradesh Board
IMPORTANT

A hydrocarbon (A) with molecular formula C5H10 on ozonolysis gives two products (B) and (C). Both (B) and (C) give a yellow precipitate when heated with iodine in presence of NaOH while only (B) give a silver mirror on reaction with Tollen’s reagent. Write the equation for iodoform test for C.

HARD
12th Uttar Pradesh Board
IMPORTANT

A hydrocarbon (A) with molecular formula C5H10 on ozonolysis gives two products (B) and (C). Both (B) and (C) give a yellow precipitate when heated with iodine in presence of NaOH while only (B) give a silver mirror on reaction with Tollen’s reagent. Write down the equation for aldol condensation reaction of B and C.

HARD
12th Uttar Pradesh Board
IMPORTANT
An organic compound (A) with molecular formula C2Cl3O2H is obtained when (B) reacts with red P and Cl2. The organic compound (B) can be obtained on the reaction of methyl magnesium chloride with dry ice followed by acid hydrolysis. Identify A and B
HARD
12th Uttar Pradesh Board
IMPORTANT
An organic compound (A) with molecular formula C2Cl3O2H is obtained when (B) reacts with red P and Cl2. The organic compound (B) can be obtained on the reaction of methyl magnesium chloride with dry ice followed by acid hydrolysis. Write down the reaction for the formation of A from B. What is this reaction called?
HARD
12th Uttar Pradesh Board
IMPORTANT
An organic compound (A) with molecular formula C2Cl3O2H is obtained when (B) reacts with red P and Cl2. The organic compound (B) can be obtained on the reaction of methyl magnesium chloride with dry ice followed by acid hydrolysis. Give any one method by which organic compound B can be prepared from its corresponding acid chloride.
HARD
12th Uttar Pradesh Board
IMPORTANT
An organic compound (A) with molecular formula C2Cl3O2H is obtained when (B) reacts with red P and Cl2. The organic compound (B) can be obtained on the reaction of methyl magnesium chloride with dry ice followed by acid hydrolysis. Which will be the more acidic compound (A) or (B)? Why?
HARD
12th Uttar Pradesh Board
IMPORTANT
An organic compound (A) with molecular formula C2Cl3O2H is obtained when (B) reacts with red P and Cl2. The organic compound (B) can be obtained on the reaction of methyl magnesium chloride with dry ice followed by acid hydrolysis. Write down the reaction to prepare methane from the compound (B).