The Carbon and its Compounds Quiz
15 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What prevents carbon from forming a cation with a charge of +4?

  • Having a high number of protons in its nucleus
  • Attracting electrons strongly from other elements
  • Sharing its valence electrons with other atoms (correct)
  • Losing its valence electrons easily

    • What is the major reason for covalently bonded molecules having low melting and boiling points?

  • Strong bonds within the molecule and strong intermolecular forces
  • Weak bonds within the molecule and weak intermolecular forces
  • Strong bonds within the molecule and weak intermolecular forces (correct)
  • Weak bonds within the molecule and strong intermolecular forces

    • What allows both atoms in a covalent bond to attain noble gas configuration?

  • Sharing of valence electrons (correct)
  • Loss of valence electrons
  • Gain of valence electrons
  • Transfer of valence electrons

    • What is the primary reason for methane being widely used as a fuel?

    <p>It is a major component of bio-gas and Compressed Natural Gas (CNG)</p> Signup and view all the answers

    Why do many elements form molecules by sharing electrons?

    <p>To attain noble gas configuration</p> Signup and view all the answers

    What is the primary reason for carbon sharing its valence electrons with other atoms?

    <p>To overcome the large energy requirement for removing four electrons</p> Signup and view all the answers

    What is the primary purpose of sharing electrons in covalently bonded molecules?

    <p>To help both atoms attain the noble gas configuration</p> Signup and view all the answers

    Why do covalently bonded molecules have low melting and boiling points?

    <p>Strong intramolecular bonds but weak intermolecular forces</p> Signup and view all the answers

    What is a major characteristic of methane that makes it widely used as a fuel?

    <p>It is a major component of bio-gas and Compressed Natural Gas (CNG)</p> Signup and view all the answers

    What allows many elements to form molecules by sharing electrons?

    <p>The shared electrons 'belong' to the outer shells of both atoms</p> Signup and view all the answers

    What is the primary reason for covalently bonded molecules having low melting and boiling points?

    <p>Strong bonds within the molecule but weak intermolecular forces</p> Signup and view all the answers

    What is the major reason for methane being widely used as a fuel?

    <p>It has high energy content per unit mass</p> Signup and view all the answers

    What prevents carbon from forming a cation with a charge of +4?

    <p>Large amount of energy required to remove four electrons</p> Signup and view all the answers

    What allows both atoms in a covalent bond to attain noble gas configuration?

    <p>Sharing of valence electrons between atoms</p> Signup and view all the answers

    Why do many elements form molecules by sharing electrons?

    <p>To attain a more stable electron configuration</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser