Chemistry Fundamentals Quiz

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Questions and Answers

What does chemistry study?

  • Properties and behavior of light
  • Properties and behavior of matter (correct)
  • Properties and behavior of energy
  • Properties and behavior of sound

In relation to other sciences, where does chemistry position itself?

  • Parallel position to physics and biology
  • Secondary position below physics and biology
  • Primary position above physics and biology
  • Intermediate position between physics and biology (correct)

Why is chemistry sometimes called the central science?

  • It is the oldest scientific discipline
  • It has the widest scope of study
  • It provides a foundation for understanding basic and applied scientific disciplines (correct)
  • It has the most complex theories

In what ways does chemistry contribute to other scientific disciplines?

<p>Explains aspects of plant growth, formation of igneous rocks, atmospheric ozone formation, environmental pollutant degradation, medication workings, and DNA evidence collection at crime scenes (C)</p> Signup and view all the answers

How are the applications of various fields of chemistry utilized?

<p>Frequently for economic purposes in the chemical industry (D)</p> Signup and view all the answers

What is an alkali in chemistry?

<p>A basic, ionic salt of an alkali metal or an alkaline earth metal (A)</p> Signup and view all the answers

What is the pH of a solution of a soluble base?

<p>Greater than 7.0 (D)</p> Signup and view all the answers

What is the origin of the word 'alkali'?

<p>Arabic al qalīy, meaning the calcined ashes (A)</p> Signup and view all the answers

What is potash composed mostly of?

<p>Potassium carbonate (A)</p> Signup and view all the answers

What was traditionally used in conjunction with animal fats to produce soft soaps?

<p>Caustic potash (potassium hydroxide) (C)</p> Signup and view all the answers

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