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.

This computer can be used by anyone.

This compound was made by the chemical combination of two different elements.

These two elements chemically combine to create a new substance.

He is majoring in chemistry at university.

He is conducting research on a new energy source.

He is researching about a new energy source.

He studies well.