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Unit 2 Periodic Table PreAssessment

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What is the group number of the atom shown?

a)

2A

b)

3A

c)

4A

d)

5A

e)

6A

2.

What is the period of the atom shown?

a)

2

b)

3

c)

4

d)

5

e)

6

3.

Which of the following atoms has the largest atomic radius?

a)

Aluminum

b)

Bromine

c)

Chlorine

d)

Magnesium

e)

Potassium

4.

Which of the following elements have similar properties to chlorine? (Select all that apply.)

a)

Oxygen

b)

Fluorine

c)

Argon

d)

Bromine

e)

Sulfur

5.

Which of the following elements are identified as metals? (Select all that apply.)

a)

Arsenic

b)

Boron

c)

Calcium

d)

Mercury

e)

Zinc

6.

Which sides of the periodic table do the most reactive metals appear? (Select two sides.)

a)

Left side of the periodic table

b)

Right side of the periodic table

c)

Middle of the periodic table

d)

Bottom of the periodic table

e)

Top of the periodic table

7.

Which of the following are halogens that have the same number of valence electrons? (Select all that apply.)

a)

Xe

b)

Be

c)

Cl

d)

I

e)

Mg

8.

In the modern periodic table, how are the elements arranged?

a)

Increasing number of oxidation states

b)

Increasing number of neutrons

c)

Increasing atomic mass

d)

Increasing atomic number

e)

Increasing chemical properties

9.

Order the following elements from highest to lowest electronegativity: K, Sc, Ca, Zn, Br

a)

K, Ca, Sc, Zn, Br

b)

Sc, K, Br, Zn, Ca

c)

Br, Zn, Sc, Ca, K

d)

Ca, Zn, Br, K, Sc

e)

Br, Sc, Zn, K, Ca

10.

Which color in the above picture of the periodic table corresponds to the alkali metals?

a)

Yellow

b)

Light green

c)

Brown

d)

Pink

e)

Blue

11.

Which color in the above periodic table corresponds to the alkaline earth metals?

a)

Yellow

b)

Light green

c)

Brown

d)

Pink

e)

Orange

12.

What is the name of the family that is highlighted?

a)

Chalcogen

b)

Halogen

c)

Noble Gas

d)

Transition Metal

e)

Metalloids

13.

Which element has a full valence shell?

a)

A

b)

B

c)

C

d)

D

e)

E

14.

Which element has 3 valence electrons?

a)

A

b)

B

c)

C

d)

D

e)

E

15.

To which category does this element belong?

a)

Alkali Metal

b)

Alkaline Earth Metal

c)

Nonmetal

d)

Halogen

e)

Actinide

16.

Which pair of elements would have similar chemical properties?

a)

calcium (Ca) and cobalt (Co)

b)

sodium (Na) and chlorine (Cl)

c)

boron (B) and phosphorus (P)

d)

oxygen (O) and sulfur (S)

e)

sodium (Na) and calcium (Ca)

17.

Which of the following is an Alkali Metal?

a)

Magnesium

b)

Chromium

c)

Sodium

d)

Fluorine

e)

Iron

18.

Which of the following are transition metals? (Select all that apply.)

a)

Iron

b)

Calcium

c)

Lithium

d)

Barium

e)

Copper

19.

What is the ability of an atom in a chemical compound to attract electrons from another atom in the compound?

a)

ionization energy

b)

electronegativity

c)

atomic radius

d)

electron affinity

e)

covalent bonds

20.

Which element has 2 valence electrons and 3 energy levels.

a)

Carbon

b)

Sodium

c)

Calcium

d)

Magnesium

e)

Sulfur

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