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Ionization Energy

Ionization Energy

Assessment

Presentation

Science

9th - 12th Grade

Practice Problem

Medium

NGSS
HS-PS1-1, HS-PS1-2

Standards-aligned

Created by

Stacy King

Used 6+ times

FREE Resource

9 Slides • 11 Questions

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3

Multiple Choice

Which atom has the largest atomic radius?

1

potassium

2

rubidium

3

francium

4

cesium

4

Multiple Choice

As you move down the periodic table atoms get bigger.  This is because ____________.
1
The atoms have more mass.
2
The atoms have more protons.
3
The atoms have more energy levels
4
The atoms have more nuetrons

5

Multiple Choice

As you move across the periodic table atoms tend to get smaller because, ______________.
1
the atoms have more mass.
2
the atoms have less mass
3
the atoms have more protons.
4
the atoms have less electrons.

6

Multiple Choice

Which periodic group has the smallest atomic radius?
1
Alkali metals
2
Halogens
3
Noble Gases
4
Transition metals

7

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8

Multiple Choice

What is ionization energy?

1

The energy needed to add a proton to an atom

2

The energy needed to remove a valence electron

3

The energy needed to split an atom

4

The energy needed to form a covalent bond

9

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10

Multiple Choice

Why do cations have low ionization energy?

1

They have more protons than electrons

2

They easily lose their extra electrons

3

They have a large atomic radius

11

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12

Fill in the Blank

13

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14

Open Ended

Compare the ionization energy of cations and anions. How does this difference affect their ability to lose or gain electrons?

15

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17

Multiple Choice

Which of the following statements about ionization energy trends in the periodic table is correct?

1

Ionization energy decreases left to right across a period and down a group

2

Ionization energy increases left to right across a period and increases going up a group

18

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19

Multiple Choice

Based on the diagram, which region of the periodic table generally has the highest ionization energy?

1

Top right

2

Bottom left

3

Top left

4

Bottom right

20

Open Ended

How do you think understanding periodic trends can help you predict the properties of unknown elements?

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