Physical Chemistry and Bio-Chemistry Basics

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Chemistry is traditionally divided into four major subdisciplines: organic chemistry, biochemistry, inorganic chemistry, and analytical chemistry.


Physical chemistry deals with the principles of physics underlying all chemical interactions.


In the study of physical chemistry, we will learn about the state of matter, atomic structure, and various phase transitions.


A solid has a definite shape and volume, with fixed and very close arrangement of particles.


Gas pressure is the force exerted per unit area by gas molecules as they strike the surfaces around them.


Who is credited with making the first useful microscopes and being the first to observe and describe single-celled organisms?

Antony van Leeuwenhoek

What does the term 'microbiology' mean?

The science that studies very small living things

What did humans realize about microbes long ago in relation to disease?

Microbes were linked to disease

Which of the following is a characteristic of microorganisms?

They are unicellular

Which scientist improved the design of Leeuwenhoek's microscope and observed the structure of plant cells and some microbes?

Robert Hooke

Who synthesized the first successful but toxic drug against syphilis?

Paul Ehrlich

Which branch of microbiology is concerned with the study of parasites?


Who demonstrated that microorganisms are present in the air?

Louis Pasteur

Which branch of microbiology is concerned with the study of algae?


Who developed the first useful drug against a variety of bacterial infections, the first sulfa drug?

Gerhardt Domagk

Test your understanding of physical and bio-chemistry basics with this quiz. Learn about the principles of physical chemistry and its relation to chemical interactions and transformations.

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