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Worksheets

Periodic Trends

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

Which element in Period 2 has the greatest atomic radius?

a)

Be

b)

C

c)

Na

d)

Li

2.

Which of the group 13 elements is the largest atomic radius?

a)

B

b)

Ti

c)

Fr

d)

Ga

3.

Of the halogens, which has the smallest radius?

a)

F

b)

Br

c)

He

d)

At

4.

Which of the metalloids has the smallest atomic radius?

a)

Si

b)

B

c)

Sb

d)

Al

5.

Of the halogens, which has the smallest electronegativity?

a)

F

b)

Cl

c)

At

d)

Ne

6.

Which of the alkaline-earth metals has the smallest electronegativity

a)

Be

b)

Sc

c)

Ra

d)

Sr

7.

Which of the period 3 elements has the largest electronegativity?

a)

Ar

b)

Cl

c)

Na

d)

F

8.

Which element in the Lanthanide Series has the largest atomic radius?

a)

Th

b)

Ce

c)

Gd

d)

Lu

9.
Ionization energy is the...
a)
energy needed to remove the outermost electron.
b)
ability of an atom to attract electrons from another atom.
10.
Electronegativity is the...
a)
energy needed to remove the outermost electron.
b)
ability of an atom to attract electrons from another atom.