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

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.

Write Fischer projection formulae for glucose.

Define the synthetic polymers.

Define the semisynthetic polymers.

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?

Write the structure of monomer used in the preparation of

Name the elements that show anomalous behaviour in group 16 and 17.

Give two similarities and two differences in the elements of 3d, 4d and 5d series.

Give two similarities and two differences in the elements of 3d, 4d and 5d series.

Define isomorphism.

For the complex [Fe(C₂O₄)₃]^3-

1. find oxidation state of Fe
2. write the type of ligand
3. write the type of complex
4. total number of ligand donor atoms.

Explain the hydrolysis of sucrose.

Define the open system.

Define system

Define surroundings.