Chapter 6 Practice Name ____________________________________
_____ 1. alkali metals
_____ 2. alkaline earth metals
_____ 3. anion
_____ 4. atomic radius
_____ 5. cation
_____ 6. electronegativity
_____ 7. group
_____ 8. halogens
_____ 9. inner transition metal
_____ 10. ion
_____ 11. ionization energy
_____ 12. metalloids
_____ 13. noble gas
_____ 14. nonmetals
_____ 15. periods
_____ 16. representative element
_____ 17. transition metal
A. a negatively charged ion
B. a positively charged ion
C. a vertical column of elements in the periodic table
D. an atom or group of atoms that has a positive or negative charge
E. an element in which the highest occupied s and p sublevels are filled
F. an element whose highest occupied s or p sublevels are partially filled
G. an element whose highest occupied s sublevel and a nearby d sublevel contain electrons
H. an element whose highest occupied s sublevel and a nearby f sublevel generally contain electrons
I. good conductors of heat and electric current
J. Group 1A elements
K. Group 2A elements
L. half the distance between the nuclei of two atoms of the same element when the atoms are joined
M. have properties that are similar to those of metals and nonmetals
N. nonmetals of Group 7A
O. poor conductors of heat and electric current
P. the ability of an atom of an element to attract electrons when the atom is in a compound
Q. the energy required to remove an electron from an atom in its gaseous state
R. the horizontal rows of the periodic table metals
18. a. How many protons does an atom of
bromine (Br) have?
b. In which group is bromine found?
c. What is the name of its chemical family?
d. Is it a metal, a nonmetal, or a semimetal?
e. Is its atomic radius larger or smaller than chlorine's (Cl)?
f. Is its atomic radius larger or smaller than arsenic's (As)?
g. What ion is it most likely to form?
h. Is its ionization energy higher or lower than fluorine?
i. Is its electronegativity
higher or lower than gallium?
19. a. How many protons does an atom of
magnesium (Mg) have?
b. In which group is magnesium found'?
c. What is the name of its chemical family?
d. Is it a metal, a nonmetal, or a semimetal?
e. Is its atomic radius larger or smaller than calcium's (Ca)?
f. Is its atomic radius larger or smaller than aluminum (Al)?
g. What ion is it
most likely to form?
h. Is its ionization energy higher or lower than chlorine?
i. Is its electronegativity
higher or lower than barium?
18a.
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b.
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c.
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d.
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e.
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f.
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g.
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h.
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i.
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19a.
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b.
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c.
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d.
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e.
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f.
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g.
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h.
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i.
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20. a. How many protons does an atom of
potassium (K) have?
b. In which group is potassium found?
c. What is the name of its chemical family?
d. Is it a metal, a nonmetal, or a semimetal?
e. How does its atomic radius compare to sodium's (Na)?
f. What ion is it most likely to form?
g. Is its ion bigger or smaller than its atom?
h. Is its ionization energy higher or lower than nitrogen?
i. Is its electronegativity
higher or lower than sulfur?
20 a. _________________________
b.
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c. ___________________________
d.
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e.
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f.
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g.
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h.
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i.
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21. List the elements of Group 5A. Tell whether each is a metal, nonmetal, or metalloid.
22. Name two elements that have similar properties to those of chlorine.
23. For the following pairs of atoms, tell which one of each pair has the largest atomic radius and why.
a. Al, B
b. S, O
c. Na, Al
24. Indicate which element of the following pairs is the most electronegative and why.
a. calcium, gallium
b. lithium, oxygen
c. chlorine, sulfur
25. What is the periodic trend in atomic size and what is the reason for this trend?
26. What is the group trend in ionization energy and what is the reason for this trend