Which of the following compounds when heated with CO at 423K and 500 atm. Pressure in presence of `BF_(3)` forms ethyl propionate ?

Which of the following compounds when heated with CO at 150^(@) C and 500 atm pressure in presence of BF_(3) forms ethyl propionate?

Which of the following compound react with BF_(3) ?

Which of the following compound react with BF_(3) ?

Which of the following compounds is formed when phenol is heated with "CCl"_4 and NaOH ?

Which product is formed when the following compound is treated with Br_(2) in the presence of FeBr_(3) ?

Which of the following reagents when heated with ethyl chloride forms ethylene?

Which product is formed when the following compound is treated with B.. in the presence of FeBr_3 ?

Which product is formed when the following compound is treated with B.. in the presence of FeBr_3 ?