
Isotopes and the Intro to Charged Particles
Presentation
•
Chemistry, Science
•
10th - 12th Grade
•
Medium
Standards-aligned
Andrew Baldwin
Used 3+ times
FREE Resource
6 Slides • 8 Questions
1
by Andrew Baldwin
2
Introduce the concept of isotopes
Practice with determining the number of proton, neutrons, and electrons for each element
3
Poll
What is your confidence level with this topic?
Confident
Neutral
Confused
4
Multiple Choice
What do these isotopes of carbon all have in common?
neutrons & mass number
atomic number and neutrons
atomic number and electrons
protons, atomic number, and mass number
5
Multiple Choice
What quantities vary between isotopes of an element?
protons, electrons, and atomic mass
protons, electrons, and atomic number
neutrons and electrons
neutrons and atomic mass
6
Multiple Choice
Isotopes are atoms of the same element with different #’s of __________ & therefore different __________.
n0 ; atomic #’s
p+ ; atomic #’s
e- ; atomic masses
n0 ; atomic masses
7
8
9
10
Multiple Choice
How many neutrons does the isotope below have? 89 36Kr
53
36
89
125
11
Multiple Choice
In a correctly written symbol what would be located in the "A" position?
number of neutrons
atomic number
number of electrons
mass number
12
Multiple Choice
How many protons does this isotope of titanium have?
48
22
26
70
13
Poll
How confident are you with this concept?
Confident
Neutral
Confused
14
by Andrew Baldwin
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