M3 L 34
Presentation
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
+1
Standards-aligned
Lindsay Comer
Used 2+ times
FREE Resource
4 Slides • 13 Questions
1
By Lindsay Comer
2
Multiple Choice
Which subatomic particle determines what element an atom is?
proton
neutron
electron
nucleus
3
Fill in the Blanks
If an atom is neutrally charged, number of protons will be the same as number of
4
Multiple Choice
Isotopes have a different number of _____.
protons
electrons
neutrons
nuclei
5
Fill in the Blanks
Which subatomic particle has no charge?
6
Multiple Choice
Isotopes of the same element have different
atomic numbers
chemical properties
mass numbers
element symbols
7
Open Ended
Why did chemists come up with the amu?
8
Multiple Select
Which particle(s) contribute to mass number? More than one may be correct.
protons
neutrons
electrons
9
Open Ended
What is the mass number for Oxygen-16?
10
Symbol
Copper-63
Mass number is 63
Copper-65
Mass Number is 65
Name
Mass # = 63
Atomic # = 29
(Cu-63)
Mass # = 65
Atomic # = 29
(Cu-65)
11
Poll
Are all isotopes of every element found in equal parts? Ex: 4 isotopes each found at an abundance of25%
Yes
No
12
Multiple Choice
Which is NOT one of the types of radiation?
Alpha
Sigma
Beta
Gamma
13
Multiple Choice
Which best describes an alpha particle?
An electron with a 1- charge
Two protons and two neutrons with a net 2+ charge
A high energy radiation with no mass and no charge
A neutron with 0 charge
14
Multiple Choice
Which best describes a beta particle?
An electron with a 1- charge
Two protons and two neutrons with a net 2+ charge
A high energy radiation with no mass and no charge
A neutron with 0 charge
15
Multiple Choice
Which best describes a gamma ray?
An electron with a 1- charge
Two protons and two neutrons with a net 2+ charge
A high energy radiation with no mass and no charge
A neutron with 0 charge
16
Types of Radiation
17
Types of Radiation
By Lindsay Comer
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