Atoms And Elements Test Quiz!

21 Questions | Total Attempts: 54

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Atoms And Elements Test Quiz!

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Questions and Answers
  • 1. 
    Protons are located in the nucleus of the atom. A proton has:
    • A. 

      No charge

    • B. 

      A negative charge

    • C. 

      A positive and negative charge

    • D. 

      A positive charge

  • 2. 
    Neutrons are in the nucleus of the atom. A neutron has:
    • A. 

      A positive charge

    • B. 

       No charge

    • C. 

      A negative charge

    • D. 

      Twice as much positive charge as a proton

  • 3. 
    An electron is in a region outside the nucleus. An electron
    • A. 

      Is larger than a proton and has no charge

    • B. 

      Has less mass than a proton and has a negative charge

    • C. 

      Is smaller than a proton and has no charge

    • D. 

      Has a positive charge

  • 4. 
    A hydrogen atom is made up of one proton and one electron. The proton and electron stay near each other because:
    • A. 

      Positive and negative charges repel

    • B. 

       Positive and positive charges repel

    • C. 

       Positive and negative charges attract

    • D. 

      Two negatives make a positive

  • 5. 
    The atomic number of an atom is:
    • A. 

       The mass of the atom

    • B. 

       The number of protons added to the number of neutrons

    • C. 

      The number of protons

    • D. 

      Negatively charged

  • 6. 
    The atoms of the same element can have different isotopes. An isotope of an atom:
    • A. 

      Is an atom with a different number of protons

    • B. 

       Is an atom with a different number of neutrons

    • C. 

       Is an atom with a different number of neutrons

    • D. 

      Has a different atomic number

  • 7. 
    The atomic mass of an element is:
    • A. 

      The average mass of all the isotopes of the element

    • B. 

       A measure of the density of that element

    • C. 

      The mass of the most common isotope of that element

    • D. 

      The number of protons and electrons in the atoms of the element

  • 8. 
     An element and an atom are different but related because:
    • A. 

      A particular element is made up of many different types of atoms

    • B. 

      A molecule is the same as an atom

    • C. 

      An element is made up of all the same type of atom

    • D. 

      An element is smaller than an atom

  • 9. 
    The periodic table shows that a carbon atom has six protons. This means that a carbon atom also has:
    • A. 

      Six electrons

    • B. 

      Six neutrons

    • C. 

      More protons than electrons

    • D. 

      An atomic mass that equals six

  • 10. 
    The atomic number of nitrogen is 7. The atomic mass is 14.01. This means that:
    • A. 

      All nitrogen atoms have exactly 7 neutrons

    • B. 

      A small percentage of nitrogen atoms have fewer than 7 neutrons

    • C. 

      A small percentage of nitrogen atoms have more than 7 neutrons

    • D. 

      Some nitrogen atoms have fewer than 7 electrons

  • 11. 
     Electrons are in regions around the nucleus called energy levels. The first energy level:
    • A. 

      Is furthest from the nucleus

    • B. 

      Is closest to the nucleus

    • C. 

      Holds the most electrons

    • D. 

      Needs more than two electrons to fill it up

  • 12. 
    Neon has 10 protons and 10 electrons. The electrons fill the energy levels in Neon like this:
    • A. 

      2 in the first, 2 in the second, and 6 in the third

    • B. 

       4 in the first, 4 in the second, and 2 in the third

    • C. 

       2 in the first, 4 in the second, and 4 in the third

    • D. 

       2 in the first, 4 in the second, and 4 in the third

  • 13. 
    The atoms in a column of the periodic table all have:
    • A. 

      The same abbreviation

    • B. 

      The same abbreviation

    • C. 

      The same number of electrons

    • D. 

      The same number of electrons

  • 14. 
    In the process of covalent bonding, atoms share electrons. This means that:
    • A. 

       Electrons from each atom are attracted to the nucleus of both atoms

    • B. 

       Protons and neutrons attract

    • C. 

       Atoms lose electrons and become ions

    • D. 

      Atoms gain electrons and become ions

  • 15. 
     In the process of ionic bonding:
    • A. 

       Both atoms gain electrons

    • B. 

      One atom gains one or more electrons and the other loses the same numbe

    • C. 

       Atoms switch protons

    • D. 

      Both atoms lose electrons

  • 16. 
     Different atoms of the same element can have a different number of ________
  • 17. 
    The atomic number of an atom is equal to the number of [Blank] in the atom's nucleus.
  • 18. 
    When an atom loses an electron, it forms a [Blank] ion.
  • 19. 
    When an atom gains an electron, it forms a [Blank] ion.
  • 20. 
    In a covalent bond, electrons are [Blank] between two atoms.
  • 21. 
    When an atom loses an electron, it forms a [Blank] ion.
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