HSC Science (Computer Science) 12th Standard Board Exam - Maharashtra State Board Question Bank Solutions

Write structural formulae for Cyclohex-2-en-1-ol.

Write IUPAC name of the following

Write IUPAC name of the following

\[\begin{array}{cc}\ce{CH3-CH-CH-CH2-OH}\\|\phantom{.....}|\phantom{.......}\\\ce{OH}\phantom{..}\ce{CH3}\phantom{.....}\end{array}\]

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 ______.

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

Choose the most correct option.

Carbylamine test is given by ____________.

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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.