This inorganic compound plays an important role in chemical reactions.

Sandwich compounds are being studied in a branch of chemistry.

In this chemistry experiment, we will learn about the dangers of cyanide compounds.

These two elements chemically combine to create a new substance.

He is majoring in chemistry at university.

He is an expert in chemistry.

It is important to understand the importance of health.

Organic solvents play an important role in chemical reactions.

This is my first question.

This is my precious thing.