List of top Questions asked in BCECE

Among the following substituted silanes the one which will give rise to cross linked silicone polymer on hydrolysis is

Plexiglass is a commercial name of

Glass is

Which one of the following statement is incorrect about enzyme catalysis ?

The polydispersity index of the polymer is always

Which of the following is fully fluorinated polymer ?

Which of the following is incorrect ?

Which one of the following is not a condensation polymer ?

Which of the following statements is false ?

Bakelite is formed by the reaction of

Which of the following is correct statement ?

Which of the following is a polyamide ?

From amongst the following alcohols the one that would react fastest with conc. HCI and anhydrous ZnCl₂, is

An oxygen containing organic compound upon oxidation forms a carboxylic acid as the only organic product with its molecular mass higher by 14 units. The organic compound is

Anisole can be prepared by the action of methyl iodide on sodium phenate. The reaction is called

Hydrolysis of aromatic amide gives

Consider the following reaction :
C₂H₅OH + H₂SO₄ → Product. Among the following, which one cannot be formed as a product under any conditions ?

Methyl phenyl ether can be obtained by reacting

Acid catalysed hydration of alkenes except ethene leads to the formation of

Among the following which is least acidic ?

An ether is more volatile than an alcohol having same molecular formula because

An organic compound A (C₄H₉Cl) on reaction with Na/diethyl ether gives a hydrocarbon which on monochlorination gives only one chloro derivative then, A is

For the events A and B, P(A) = \(\frac{3}{4}\), P(B) = \(\frac{1}{5}\), P(A ∩ B) = \(\frac{1}{20}\) then P(A/B) = _________

The probability that among 7 persons, no 2 were born on the same day of a week is

If A and B are events with P(A ∪ B) = \(\frac{3}{4}\), P(A') = \(\frac{2}{3}\) and P(A ∩ B) = \(\frac{1}{4}\) then P(B) is