HSC Science (General) इयत्ता १२ वी - Maharashtra State Board Question Bank Solutions for Chemistry

Write IUPAC names of the following

Write IUPAC names of the following

Choose the most correct option.

The hybridisation of nitrogen in primary amine is ____________.

Isobutylamine is an example of ______.

Choose the most correct option.

Which type of amine does produce N₂ when treated with HNO₂?

Choose the most correct option.

Carbylamine test is given by ____________.

Choose the most correct option.

Which of the following compounds will dissolve in aqueous NaOH after undergoing reaction with Hinsberg reagent?

Choose the most correct option.

Identify ‘B’ in the following reactions

\[\ce{CH3 - C ≡ N ->[Na/C2H5OH] A ->[NaNO2/dilHCl]B}\]

Write the IUPAC name of the following structure:

Answer in one sentence.

Which amide does produce ethanamine by Hofmann bromamide degradation reaction?

Write the IUPAC name of the following structure:

\[\begin{array}{cc}\ce{COOH}\\|\phantom{......}\\\ce{COOH}\end{array}\]

Answer in one sentence.

Predict the product of the following reaction.

\[\ce{Nitrobenzene ->[Sn/conc.HCl]?}\]

Answer the following

Identify A and B in the following reactions.

\[\ce{C6H5CH2Br->[alco.][KCN]A ->[Na/ethanol]B.}\]

Select the most correct choice.

A disulphide link gives rise to the following structure of a protein.

Give scientific reasons:

α-Amino acids have high melting points compared to the corresponding amines or carboxylic acids of comparable molecular mass.

Answer the following

Write a reaction to convert acetic acid into methylamine.

Give scientific reasons:

On boiling egg albumin becomes opaque white.

Write the names and schematic representations of all the possible dipeptides formed from alanine, glycine and tyrosine.

Draw a neat diagram for the following:

Zwitter ion

Answer the following

Explain Gabriel phthalimide synthesis.