HSC Science इयत्ता १२ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Chemistry

What are antibiotics?

Name one substance which can act as both analgesic and antipyretic.

How do antiseptics differ from disinfectants?

What are drugs?

How are drugs classified?

How did the tranquilizers work in body?

Write the structural formula of aspirin.

What are narcotic and non-narcotic drugs? Give examples.

What are antifertility drugs? Give examples.

Draw the major product formed when 1-ethoxyprop-1-ene is heated with one equivalent of HI

Account for the following.

Aniline does not undergo Friedel – Crafts reaction

Why carbohydrates are generally optically active.

Why carbohydrates are generally optically active.

Draw the major product formed when 1-ethoxyprop-1-ene is heated with one equivalent of HI

Account for the following

Aniline does not undergo Friedel–Crafts reaction

Why carbohydrates are generally optically active?

Draw the major product formed when 1-ethoxyprop-1-ene is heated with one equivalent of HI

Account for the following.

Aniline does not undergo Friedel–Crafts reaction.

What will be the product (X and A) for the following reaction?

acetylchloride \[\ce{->[i) CH3MgBr][ii) H3O+] X ->[acid K2Cr2O7] A}\]

What will be the product (X and A)for the following reaction 

acetylchloride \[\ce{{acetylchloride}->[i)CH3MgBr][ii)H3O+]X ->[acidK2Cr2O7] A}\]