Main Group Elements
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Questions and Answers

What is the defining characteristic of main group elements?

  • Consistency in forming ions (correct)
  • Ability to conduct electricity
  • Formation of a wide range of ions
  • High reactivity in all chemical reactions

Which group of main group elements usually does not form ions?

  • Group 18
  • Group 1
  • Group 17
  • Group 14 (correct)

In terms of ion formation, which group among main group elements has a charge of -3?

  • Group 15 (correct)
  • Group 16
  • Group 1
  • Group 17

Which statement accurately describes the physical properties of most main group elements?

<p>They are all non-metallic solids (C)</p> Signup and view all the answers

What is the general trend for ion charges formed by main group elements as you move from Group 1 to Group 17?

<p>+1 to -3 (B)</p> Signup and view all the answers

Which category do elements in groups 14 and portions of 15 belong to?

<p>Metalloids (B)</p> Signup and view all the answers

What is a defining property of transition metals?

<p>High boiling points (B)</p> Signup and view all the answers

Why are transition metals referred to as such?

<p>Because they form a transition between metals and non-metals (C)</p> Signup and view all the answers

What property makes paper clips magnetic towards each other when exposed to a magnetic field?

<p>Paramagnetism (D)</p> Signup and view all the answers

Which group of elements tends to have much lower melting points than metals?

<p>Group 16 through 18 (A)</p> Signup and view all the answers

Which group of elements are mainly silvery metals that conduct heat and electricity well?

<p>Main group elements in groups 1, 2, and 13 (D)</p> Signup and view all the answers

Which group of elements have low melting points and do not conduct heat or electricity?

<p>Main group elements in groups 16, 17, and 18 (D)</p> Signup and view all the answers

Which of the following groups of elements are classified as metals?

<p>Transition metals and main group elements in groups 16, 17, and 18 (C)</p> Signup and view all the answers

Which group of elements have a high melting point relative to non-metal elements?

<p>Main group elements in groups 1, 2, and 13 (A)</p> Signup and view all the answers

Which group of elements are mainly non-metallic brittle solids or gases?

<p>Main group elements in groups 16, 17, and 18 (C)</p> Signup and view all the answers

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