The Ultimate Elements Quiz chapter 2.1
29 Questions
0 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 are the four elements that make up over 90% of the human body?

  • Sulfur, Calcium, Iron, and Magnesium
  • Phosphorus, Potassium, Iodine, and Nitrogen
  • Carbon, Nitrogen, Oxygen, and Hydrogen (correct)
  • Sodium, Chlorine, Oxygen, and Hydrogen

    • What are the three subatomic particles that make up an atom?

  • Protons, Neutrons, and Photons
  • Electrons, Protons, and Photons
  • Protons, Neutrons, and Electrons (correct)
  • Electrons, Neutrinos, and Positrons

    • What is the maximum number of electrons the third shell can hold?

  • 18 (correct)
  • 32
  • 2
  • 8

    • What are the basic building blocks of matter that cannot be broken down by chemical means?

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

    What is the maximum number of electrons that the third shell of an atom can hold?

    <p>10</p> Signup and view all the answers

    What is the charge of a neutron?

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

    What is the definition of an element?

    <p>A basic building block of matter that cannot be broken down by chemical means.</p> Signup and view all the answers

    What is the most abundant element in the human body?

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

    What subatomic particles make up the nucleus of an atom?

    <p>Neutrons and protons</p> Signup and view all the answers

    What is a molecule?

    <p>Atoms of the same element bonded together</p> Signup and view all the answers

    What is a compound?

    <p>Atoms of different elements bonded together</p> Signup and view all the answers

    What is an ionic bond?

    <p>The attraction between a positive and negative ion</p> Signup and view all the answers

    What is a covalent bond?

    <p>Atoms share electrons to fill their valence shells</p> Signup and view all the answers

    What is an ion?

    <p>Charged particles resulting from an ionic reaction</p> Signup and view all the answers

    What is the difference between an ionic bond and a covalent bond?

    <p>Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons</p> Signup and view all the answers

    What is a double covalent bond?

    <p>When atoms share two pairs of electrons</p> Signup and view all the answers

    What is a triple covalent bond?

    <p>When atoms share three pairs of electrons</p> Signup and view all the answers

    What is the difference between a double covalent bond and a triple covalent bond?

    <p>Double covalent bonds share two pairs of electrons, while triple covalent bonds share three pairs of electrons</p> Signup and view all the answers

    What is the symbol for a molecule of water?

    <p>H2O</p> Signup and view all the answers

    What are molecules made of?

    <p>Atoms of different elements</p> Signup and view all the answers

    Which of the following is an example of a compound?

    <p>H2O</p> Signup and view all the answers

    What are the two types of bonds that join atoms?

    <p>Ionic bonds and covalent bonds</p> Signup and view all the answers

    What happens to atoms during an ionic reaction?

    <p>Both A and B</p> Signup and view all the answers

    What is the result of an ionic bond?

    <p>Attraction between a positive and negative ion</p> Signup and view all the answers

    What are covalent bonds?

    <p>Atoms share electrons to fill their valence shells</p> Signup and view all the answers

    How many electrons do each atom contribute to a shared pair in a single covalent bond?

    <p>One electron</p> Signup and view all the answers

    What is the difference between single, double, and triple covalent bonds?

    <p>The number of electrons shared</p> Signup and view all the answers

    What is the result of taking electrons during a chemical reaction?

    <p>Formation of ions</p> Signup and view all the answers

    Which of the following is NOT an example of a compound?

    <p>O2</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser