HSC Science (General) १२ वीं कक्षा - Maharashtra State Board Question Bank Solutions

What is a state function?

Which of the following is an extensive property?

Wool is ______ fibre.

Carbohydrates that do not undergo hydrolysis further are called ______.

The pH of 0.0001 M of monobasic acid is ______.

Diethyl ketone is an example of ______.

The degree of dissociation of acetic acid in its 0.1 M solution is 0.0132 at 25°C. Calculate the degree of dissociation in its 0.01 M solution.

Explain hydrolysis of ethers.

Mention the res of the following solid:

Ice

Mention the res of the following solid:

CO₂

Write Fischer projection formulae for glucose.

Define the synthetic polymers.

Define the semisynthetic polymers.

What are intermolecular forces of attraction involved in molecular crystals?

Define and explain the system, surroundings and boundary.

Explain charring (action of concentrated H2S04 on carbohydrate/sugar).

How do aldehydes and ketones react with alcohol.

Identify A and B for the following reaction:

What are polymers?

Which one of the following is a linear polymer?

Identify 'B' in the following reactions:

\[\ce{CH3 - C ≡ N ->[Na/C2H5OH] A ->[NaCO2/dil.HCl] B.}\]