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Lesson 4.4 Review
By Kristina Thibodeaux
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Last updated 2 months ago
8 questions
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Question 1
1.
Which element has the highest ionization energy?
Potassium
Helium
Sodium
Magnesium
Question 2
2.
Why does ionization energy decrease down a group?
Atomic size increases
Nuclear charge decreases
Valence electrons decrease
Atomic size decreases
Question 3
3.
How many valence electrons are in a nitrogen atom?
5
3
2
8
Question 4
4.
Which group in the periodic table has 7 valence electrons?
Halogens
Alkaline Earth Metals
Transition Metals
Alkali Metals
Question 5
5.
Which of the following has the largest atomic radius?
F
Rb
Li
I
Question 6
6.
Which of the following has the smallest ionization energy?
Ca
O
Br
Be
Question 7
7.
Which of the following elements' electron configurations should end in s
2
?
Ca
I
Mg
Cl
K
Ba
Question 8
8.
The electron configuration for the halogen group should end with
p
5
p
6
s
2
p
7