Introduction to Octet Rule and Types of Bonds
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Questions and Answers

What is the term used for the sharing of valence electrons between two non-metals?

  • Ionic bond
  • Polar covalent bond (correct)
  • Non-polar covalent bond
  • Metallic bond
  • Which type of bond is formed between a metal (that loses electrons and becomes a cation) and a non-metal (that gains electrons and becomes an anion) through electron transfer?

  • Covalent bond
  • Metallic bond
  • Van der Waals bond
  • Ionic bond (correct)
  • What is the main principle behind the Octet Rule in chemistry?

  • Atoms prefer to have 12 electrons in their valence shell for stability
  • Atoms prefer to have 6 electrons in their valence shell for stability
  • Atoms prefer to have 2 electrons in their valence shell for stability
  • Atoms prefer to have 8 electrons in their valence shell for stability (correct)
  • In an ionic bond, what happens to the metal atom?

    <p>It loses electrons and becomes a cation</p> Signup and view all the answers

    What type of bond is formed between two identical non-metal atoms?

    <p>Pure covalent bond</p> Signup and view all the answers

    What is the term used for the bond between two different atoms with a difference in electronegativity less than 1.7?

    <p>Polar covalent bond</p> Signup and view all the answers

    Which type of bond is formed between ammonia and hydrogen chloride?

    <p>Coordinate bond</p> Signup and view all the answers

    What type of bond is responsible for the thick white smoke formed when ammonia and hydrogen chloride are mixed?

    <p>Coordinate bond</p> Signup and view all the answers

    Which type of bond is responsible for the transfer of a hydrogen ion from chlorine to one of the lone pairs on the oxygen atom in the process of dissolving hydrogen chloride in water?

    <p>Coordinate bond</p> Signup and view all the answers

    What type of bond is formed when the lone pair on the nitrogen of an ammonia molecule is used to fill the outer shell of boron trifluoride?

    <p>Coordinate bond</p> Signup and view all the answers

    What type of bond defines the attractive force between the hydrogen atom attached to an electronegative atom of one molecule and an electronegative atom of a different molecule?

    <p>Hydrogen bond</p> Signup and view all the answers

    Which type of bond results in alcohols having considerably higher boiling points compared to their isomers?

    <p>Hydrogen bond</p> Signup and view all the answers

    What is the hybridization involved in mixing one atomic orbital (S) and three atomic orbitals (P) to give four hybrid orbitals (SP3)?

    <p>SP3 Hybridization</p> Signup and view all the answers

    What is the hybridization involved in mixing one atomic orbital (S) and two atomic orbitals (P) to give three hybrid orbitals?

    <p>SP2 Hybridization</p> Signup and view all the answers

    What does electronegativity measure in a chemical bond?

    <p>The ability of an atom to attract electrons toward itself in a chemical bond</p> Signup and view all the answers

    Which element has the highest electronegativity among H, Cl, O, C, and Ca?

    <p>O</p> Signup and view all the answers

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