8/4/2019 Chem quiz 2-4(11-12)

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DON BOSCO ACADEMY

MABALACAT, PAMPANGA Class No.: Score:

Quiz #2 4

Name:________________________________ Date:_______________________________________

Section:_______________________________ ParentsSignature:____________________________

I. Periodic Trends: Given is the table of the Group A elements which symbols and namesare omitted and replaced with letters. Answer the questions with the letters in thetable.

ASSUME THE CHARGES OF THE FOLLOWING: All Group IA has +1, all Group IIA has +2, allGroup IIIA has +3, all Group V has -3, all Group VI has -2, and all Group VII has -1.

__________1. Which would most likely to form a cation element Aa or P?

__________2. Which among the elements has the largest atomic radius?

__________3. Which has a smaller atomic radius, element Y or T?

__________4. Which group has the most metallic property?

__________5. Excluding group VIIIA, which element is the most electronegative?

__________6. Which element will require the most ionization energy in removing its electron,element G, H, or I?

__________7. Which element has the weakest ionization energy?

__________8. Which element would form the largest negative ion?

__________9. Excluding the Group VIIIA elements, which element has the highest electron affinity?

__________10. Which element is the least electronegative?

__________11. Which group has the least metallic property?

__________12. Which among the elements has the lowest electron affinity, element Q, T, or Aa?

__________13. Which period has the most shields?

__________14. Which group would form the smallest negative ions?

__________15. Which group would form the largest positive ions?

IA IIA IIIA IVA VA VIA VIIA VIIIA

1 A B

2 C D E F G H I J

3 K L M N O P Q R

4 S T U V W X Y Z

5 Aa Bb Cc Dd Ee Ff Gg Hh

6 Ii Jj Kk Ll Mm Nn Oo Pp

7 Qq Rr Ss Tt Uu Vv Ww Xx

8/4/2019 Chem quiz 2-4(11-12)

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II. Illustrate the Lewis dot structure of the following compounds.

Ionic Compound

1. AlF3 Al = 3a F = 7a (3pts)

2. Ga2O3 Ga = 3a O = 6a (4pts)

3. SO3 S = 6a O = 6a (4pts)

4. HClO2 H = 1a Cl = 7a O = 6a (4pts)