Using the Periodic Table to Find Valence Electrons and Atomic Numbers
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Questions and Answers

Which aspect of everyday life is NOT mentioned as being influenced by the periodic table?

  • Transportation (correct)
  • Medicine
  • Technology
  • Nutrition

Which element from the periodic table is crucial for respiration?

  • Iron
  • Potassium
  • Oxygen (correct)
  • Silicon

What is the role of calcium in maintaining good health according to the text?

  • Improving eyesight
  • Strengthening bones (correct)
  • Boosting metabolism
  • Enhancing memory

Which element is commonly used in electrical wiring based on the information provided?

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

How does the periodic table contribute to the development of technological devices?

<p>By aiding in understanding element properties (C)</p> Signup and view all the answers

Why is knowledge of the periodic table important in medicine?

<p>To understand how elements interact with the body (B)</p> Signup and view all the answers

How many valence electrons does an element in group 13 of the periodic table have?

<p>3 (C)</p> Signup and view all the answers

What information does the atomic number of an element represent?

<p>The number of protons and electrons (C)</p> Signup and view all the answers

Where is the mass number of an element typically found in the periodic table?

<p>Below the chemical symbol (B)</p> Signup and view all the answers

How is the chemical symbol of an element determined from the periodic table?

<p>It is the first letter or two of the element's name (B)</p> Signup and view all the answers

In an electron dot diagram, what do the dots represent?

<p>The number of valence electrons (C)</p> Signup and view all the answers

What is the maximum number of dots that can be drawn on one side of an element's symbol in an electron dot diagram?

<p>2 (A)</p> Signup and view all the answers

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