Periodic Trends
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by Chelsa Burch
| 25 Questions
Part 1: Choose the element from each question that matches the description.
1
1
Choose the atom with the largest atomic radius.
Al
B
2
1
Choose the atom with the largest atomic radius.
Na
Al
3
1
Choose the atom with the largest atomic radius.
O
S
4
1
Choose the atom with the largest atomic radius.
O
F
5
1
Choose the atom with the largest atomic radius.
Br
Cl
6
1
Choose the atom with the largest atomic radius.
Mg
Cl
7
1
Choose the atom with the greater ionization energy.
Li
Be
8
1
Choose the atom with the greater ionization energy.
Ca
Ba
9
1
Choose the atom with the greater ionization energy.
Na
K
10
1
Choose the atom with the greater ionization energy.
P
Ar
11
1
Choose the atom with the greater ionization energy.
Cl
Si
12
1
Choose the atom with the greater ionization energy.
Li
K
13
1
Choose the atom with the greater electronegativity.
Ca
Ga
14
1
Choose the atom with the greater electronegativity.
Br
As
15
1
Choose the atom with the greater electronegativity.
Ca
Ba
Part 2: Sequencing
For each question below, sequence the elements as described. Enter your answer as element symbols that are separated by commas.
- Do not include any spaces. For example: P,Be,H
- Capitalization matters! Symbols should match the periodic table.
16
1
Increasing atomic radius: K,Rb,Na
17
1
Decreasing atomic radius: P,Al,Mg
18
1
Increasing electronegativity: Se,As,Zr
19
1
Decreasing ionization energy: Ar,Te,S
20
1
Increasing atomic radius: Ca,Kr,Br
21
1
Increasing atomic radius: Se,Si,P
22
1
Increasing electronegativity: F,O,Ne
23
1
Decreasing atomic radius: Sb,Te,Bi
24
1
Increasing ionization energy: Ne,Ar,Kr
25
1
Decreasing electronegativity: N,O,As
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