Periodic Table Trends
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20 QuestionsShow answers
  • Question 1
    60 seconds
    Q. Sodium (Na) and potassium (K) are in the same group on the periodic table. Based on their locations, which statement about sodium and potassium is true?
    answer choices
    Sodium is less electronegative than potassium. 
    Sodium has fewer energy levels than potassium. 
    Sodium has a larger ionic radius than potassium. 
    Sodium has lower ionization energy than potassium. 
  • Question 2
    60 seconds
    Q. Which of these elements has the greatest atomic radius? 
    answer choices
    H
    N
    Cl
    Cs
  • Question 3
    60 seconds
    Q. The Periodic Table of the Elements is useful for revealing patterns and trends in the elements. Which statement accurately describes a pattern in the size of atomic radii in the Periodic Table of the Elements?
    answer choices
    Atomic radii decrease from left to right across a period and decrease from top to bottom in a group.
    Atomic radii increase from left to right across a period and increase from top to bottom in a group.
    Atomic radii decrease from left to right across a period and increase from top to bottom in a group.
    Atomic radii increase from left to right across a period and decrease from top to bottom in a group.
  • Question 4
    60 seconds
    Q. The symbols W, X, Y, and Z represent four elements shown on the outline of a periodic table.
    Which element has the highest electronegativity?

    answer choices
    W
    X
    Y
    Z
  • Question 5
    60 seconds
    Q. Fluorine, chlorine, bromine, and iodine all have the same number of valence electrons and have a tendency to gain electrons. Which element has the greatest ionization energy and electronegativity?
    answer choices
    fluorine
    chlorine 
    bromine 
    iodine 
  • Question 6
    60 seconds
    Q. The ionization potential of an element is the amount of energy required to remove an electron from an isolated atom or molecule. According to the periodic table, which of the following indicates the correct decreasing order of ionization energy?
    answer choices
    Li > Na > K > Cs
    Na > K > Li > Cs
    Li > K > Na > Cs 
    Cs > K > Na > Li 
  • Question 7
    60 seconds
    Q. All elements found on the left side of the Periodic Table of the Elements have what properties in common?
    answer choices
    They conduct heat and electricity 
    They are all gases 
    They are brittle and dull
    They are radioactive
  • Question 8
    30 seconds
    Q. Which of these elements has an electron structure most similar to that of element X?
    answer choices
    1
    2
    3
    4
  • Question 9
    45 seconds
    Q. Based on their locations in the periodic table, which element has chemical properties most similar to those of calcium, Ca?
    answer choices
    beryllium, Be
    potassium, K
    titanium, Ti
    yttrium, Y
  • Question 10
    60 seconds
    Q. The number of valence electrons in an element affects the reactivity of that element. Which element listed has the fewest valence electrons?
    answer choices
    beryllium (Be)
    sodium (Na) 
    oxygen (O) 
    neon (Ne)
  • Question 11
    60 seconds
    Q. According to the Periodic Table of the Elements, which set of elements has similar properties?
    answer choices
    H, C, I
    He, H, Al
    He, Ne, Ar
    Na, Ca, Al
  • Question 12
    60 seconds
    Q. What is the family name of this group of elements? 
    answer choices
    Alkali metals 
    Halogens 
    Noble Gases 
    Alkali Earth Metals 
  • Question 13
    60 seconds
    Q. Which element has 2 valence electrons? 
    answer choices
    cesium (Cs) 
    magnesium (Mg)
    boron (B)
    argon (Ar) 
  • Question 14
    30 seconds
    Q. How many Valance electrons does Iodine Have?
    answer choices
    6
    16
    7
    17
  • Question 15
    60 seconds
    Q. Which of the following will have a lower ionization energy than Scandium (Sc)?
    answer choices
    Helium (He)
    Titanium (Ti)
    Calcium (Ca)
    Magnesium (Mg)
  • Question 16
    60 seconds
    Q. Which atom has the largest atomic radius?
    answer choices
    potassium
    rubidium 
    francium
    cesium
  • Question 17
    60 seconds
    Q. Electronegativity is...
    answer choices
    how good an atom is at attracting electrons
    the ability of an atom to lose electrons
    the energy required to remove an electron from a specific atom
    how easy it is to make friends. 
  • Question 18
    60 seconds
    Q. Metals have the largest - 
    answer choices
    atomic radius and electronegativity
    electronegativity and ionization energy
    atomic radius only
    ionization energy and atomic radius
  • Question 19
    60 seconds
    Q. Which of the following will have a larger radius than Zinc?
    answer choices
    Gallium
    Aluminum
    Magnesium
    Strontium
  • Question 20
    60 seconds
    Q. As you move down the periodic table atoms get bigger.  This is because ____________.
    answer choices
    The atoms have more mass.
    The atoms have more protons.
    The atoms have more energy levels
    The atoms have more neutrons
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