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Chemistry Quiz

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Questions and Answers

What is chemistry?

The study of plants and their growth

The scientific study of the properties and behavior of matter (correct)

The study of atmospheric ozone formation

The study of medications

What does chemistry study in terms of matter?

Physical properties of matter only

Behavior of matter under extreme conditions only

Chemical elements, compounds, atoms, molecules, and ions (correct)

Biological behavior of matter

Why is chemistry sometimes called the central science?

It is the most popular science discipline

It is the newest scientific discipline

It is the only science that studies matter

It provides a foundation for understanding basic and applied scientific disciplines (correct)

In what way does chemistry relate to physics and biology?

It occupies an intermediate position between physics and biology Signup and view all the answers

What aspects of scientific disciplines does chemistry explain?

Plant growth, formation of igneous rocks, medication workings, and environmental processes Signup and view all the answers

What do heterocyclic compounds contain?

Atoms of at least two different elements in their ring(s) Signup and view all the answers

Which class of organic heterocycles involves pyridine, thiophene, pyrrole, and furan?

Unstrained organic 5- and 6-membered rings Signup and view all the answers

What percentage of US FDA-approved drugs contain nitrogen heterocycles?

59% Signup and view all the answers

Which compounds are examples of heterocyclic compounds?

Nucleic acids, majority of drugs, biomass, natural and synthetic dyes Signup and view all the answers

What type of rings does the preponderance of work and applications in organic heterocyclic chemistry involve?