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Periodic Trends Essay Sample

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Periodic Trends Essay Sample

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 electronegative elements are the:
a) Alkali metals b) Noble gases c) Halogens

13. As one moves from left to right ( → ) within a period across the periodic table, the atomic radius of the elements encountered tends to: a) decreaseb) increasec) stay the same

14. Which of these elements would have the lowest first ionization energy? Element C Element D Element B Element A

15. Generally speaking, the group of elements with the highest first ionization energy is: Group 16 Group 17 Group 18 Group 1

16. Of the following elements, which one would have the largest ionization energy? a) Hydrogen (H, atomic #1) b) Cesium (Cs, atomic #55) c) Potassium (K, atomic #19) d)Sodium (Na, atomic #11)

17) As one moves from down ( ↓ ) a group on the periodic table, the ionization energy of the elements encountered tends to: a) stay the sameb) increasec) decrease

18)Given the representation of a chlorine atom, which circle might a chloride ion, Cl-?
Circle DCircle CCircle B

19) As one moves from left to right ( → ) within a period across the periodic table, the ionization energy of the elements encountered tends to: a) decreaseb) stay the samec)increase

20) Given the representation of a chlorine atom, which circle might represent an atom of sulfur?
Circle BCircle CCircle D

21) Of the following elements, which one would have the smallest ionization energy? Nitrogen (N, atomic #7) Neon (Ne, atomic #10)
Lithium (Li, atomic #3) Boron (B, atomic #5)
22. Cations have a ______________ charge and are ______________ than the atoms from which they formed. a) negative/smallerb) negative/larger
c) positive/largerd) positive/smaller

23. A vertical column ( ↓ ) of elements on the periodic table may also be referred to as a:

a) family b) series c) groupd)period

24. The elements with the largest atomic radii are found in the: a) lower right-hand corner of the periodic table
b) upper left-hand corner of the periodic table
c) lower left-hand corner of the periodic table
d) upper right-hand corner of the periodic table

25. Of the following elements, which one would have the largest radius? Nitrogen (N, atomic #7)Lithium (Li, atomic #3)
Neon (Ne, atomic #10) Boron (B, atomic #5)

26. A horizontal row ( → ) of elements on the periodic table may also be referred to as a:

a) family b) series c) groupd)period

27. The measure of the attraction that an atom has for electrons involved in chemical bonds is known as: a) radioactivityb) electronegativity
c) ionization energyd)electron affinity

28. The most active metals are located in the:
a) lower right-hand corner of the periodic table
b) upper left-hand corner of the periodic table
c) lower left-hand corner of the periodic table
d) upper right-hand corner of the periodic table

29. Of the following elements, which one would have the smallest radius? Nitrogen (N, atomic #7)Lithium (Li, atomic #3)
Neon (Ne, atomic #10) Boron (B, atomic #5)

30. Of the following elements, which one would have the largest radius? Cesium (Cs, atomic #55) Sodium (Na, atomic #11) Hydrogen (H, atomic #1) Potassium (K, atomic #19)

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