HSC Science कक्षा १२ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Chemistry

Write a brief note on the mechanism of enzyme catalysis.

What do you mean by selectivity of catalyst?

Write a note on catalytic poison.

Explain the intermediate compound formation theory of catalysis with an example.

What is the difference between homogeneous and heterogeneous catalysis?

Describe the adsorption theory of catalysis.

The correct structure of the product ‘A’ formed in the reaction is

Assertion: Acetamide on reaction with KOH and bromine gives acetic acid.

Reason: Bromine catalyses hydrolysis of acetamide.

\[\ce{Aniline + benzoylchloride ->[NaOH] C6H5 - NH - COC6H5}\] this reaction is known as ____________.

The product formed by the reaction an aldehyde with a primary amine ____________.

When aniline reacts with acetic anhydride the product formed is ____________.

The order of basic strength for methyl substituted amines in aqueous solution is ____________.

\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2/HCl][273 K] B ->[H2O][283 K] C}\] ‘C’ is:

Which of the following amines does not undergo acetylation?

Which one of the following is most basic?

IUPAC name for the amine is:

\[\begin{array}{cc}
\phantom{.}\ce{CH3}\\
|\phantom{..}\\
\ce{CH3 - N - C - CH2 - CH3}\\
\phantom{.}|\phantom{.....}|\phantom{........}\\
\phantom{}\ce{CH3}\phantom{..}\ce{C2H5}\phantom{....}
\end{array}\]

How will you convert nitrobenzene into m-nitro aniline?

Write a short note on the following.

Ammonolysis

Write a short note on the following:

Gabriel phthalimide synthesis

Write a short note on the following.

Schotten-Baumann reaction