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

Convert the following iodomethane to methoxy methane.

Define reverse osmosis.

Name the four colligative properties that are oftently used for determination of molecular mass.

Explain the types of buffers with example.

How methanol is obtained from methanal.

What are point defects?

Electrolytic method of preparation of dioxygen.

Industrial method of preparation of dioxygen.

Define enthalpy.

What is oxide?

Write names of two oxides.

Write equation to convert Methyl cyanide to ethanoic acid.

Write equation to convert Methyl cyanide to ethanoic acid.

Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.

Draw structure of SO₂.

What is the action of the following regent on propanal?

Sodium Bisulphite

How will you determine molar mass of solute from osmotic pressure?

Explain buffer action of sodium acetate-acetic acid buffer.

Write the condition of reverse osmosis.

Explain  Optical activity