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

Write the Zwitter ion structure of alanine. 

Write a short note on the following.

Ammonolysis

Write a short note on peptide bond.

Write a short note on the following.

Ammonolysis

Write a short note on the following.

Ammonolysis

Write a short note on peptide bond.

Write a short note on peptide bond.

Write the Zwitter ion structure of alanine.

Write a short note on diazotisation.

Which one of the following reaction represents calcinations?

The metal oxide which cannot be reduced to metal by carbon is ____________.

Which one of the following is not feasible

Flux is a substance which is used to convert

Zinc is obtained from ZnO by ____________.

What are the various steps involved in the extraction of pure metals from their ores?

What is the role of Limestone in the extraction of iron from its oxide Fe₂O₃?

Explain the following term with a suitable example.

Gangue

Explain the following term with a suitable example.

Slag

Give the uses of sulphuric acid.

Give a reason to support that sulphuric acid is a dehydrating agent.