Periodic Trends

Topics: Periodic table, Electronegativity, Halogen Pages: 4 (871 words) Published: February 23, 2013
1. The elements with the smallest atomic radii are found in the: a) upper left-hand corner of the periodic table
b)  lower right-hand corner of the periodic table
c)  lower left-hand corner of the periodic table
d)  upper right-hand corner of the periodic table

2. Given the representation of a chlorine atom, which circle might represent an atom of bromine? a)  Circle B b)  Circle Dd)   Circle C

3. Given the representation of a chlorine atom, which circle might represent an atom of fluorine? a)  Circle Db)  Circle C c) Circle C d) Circle B

4. As one moves from left to right ( → ) within a period across the periodic table, the electronegativity of the elements encountered tends to: a) stay the sameb)  increasec) decrease

5. Of the following elements, which one would have the largest electronegativity energy? a)  Iodine (I, atomic #53) b) Bromine (Br, atomic #35) c) Chlorine (Cl, atomic #17) d)  Fluorine (F, atomic #9)

6. Of the following elements, which one would have the smallest radius? a) Bromine (Br, atomic #35)b)Iodine (I, atomic #53)
c) Fluorine (F, atomic #9) d) Chlorine (Cl, atomic #17)

7. As one moves from down ( ↓ ) a group on the periodic table, the atomic radius of the elements encountered tends to: a) stay the same b) increasec)  decrease

8. The energy required to remove an electron from an atom is known as:  a) radioactivityb) electronegativity
c) ionization energyd)electron affinity

9. Given the representation of a chlorine atom, which circle might represent an atom of argon? a)  Circle Db)  Circle C c) Circle B

10. Anions have a ______________ charge and are ______________ than the atoms from which they formed. a) positive/largerb) negative/smaller
c) negative/largerd) positive/smaller
11. As one moves from down ( ↓ ) a group on the periodic table, the electronegativity of the elements encountered tends to: a) decreaseb) stay the same c) increase

12. The least...
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