

Elements, Compounds, & Mixtures
Presentation
•
Chemistry
•
7th - 12th Grade
•
Practice Problem
•
Medium
Standards-aligned
K. Ford
Used 200+ times
FREE Resource
16 Slides • 10 Questions
1
Elements, Compounds, & Mixtures

2
3
4
Multiple Select
What are the 2 major categories of matter? Check all that apply:
elements
mixtures
pure substances
compounds
5
Multiple Select
What are the 2 types of pure substances? Check all that apply:
elements
homogeneous mixtures
heterogeneous mixtures
compounds
6
Multiple Select
What are the 2 types of mixtures? Check all that apply:
elements
homogeneous mixtures
heterogeneous mixtures
compounds
7
8
Elements
can be found on the Periodic Table
examples: oxygen (O2); Carbon (C); Sodium (Na)
9
Open Ended
Where can you look to find out if something is an element?
10
Multiple Select
Check all the examples of elements:
hydrogen (H2)
sulfur (S)
water (H2O)
carbon monoxide (CO)
nitrogen (N2)
11
12
Compounds
combinations of 2 or more elements
examples: H2O; CO; N2O; CH3COOH; HCl
13
Multiple Select
Check all the examples of compounds:
O2
NaCl
KBr
H2
CaCl2
14
15
Homogeneous Mixtures
blended evenly throughout
you CANNOT tell the different substances apart
more examples: creamy peanut butter, Gatorade, hand sanitizer
16
there is a typo on this slide!!! vinegar is NOT a homogenous mixture, it is a compound!!
17
Multiple Choice
Solutions are what type of mixture?
homogeneous
heterogeneous
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19
Heterogeneous Mixtures
you can look at the different substances and tell them apart
more examples: trail mix, crunchy peanut butter
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Colloids
can be determined using the Tyndall effect
particles are large enough to scatter light differently, but do not settle
are considered heterogeneous because of particle size
examples: milk, paper
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24
Multiple Choice
Colloids and suspensions are which type of mixture?
heterogeneous
homogeneous
25
Multiple Select
Check all the HOMOGENEOUS mixtures:
trail mix
creamy peanut butter
Gatorade
sweet tea
pizza
26
Multiple Select
Check all the HETEROGENEOUS mixtures:
soft drinks (unopened)
snow globes
paint
salad
hand sanitizer
Elements, Compounds, & Mixtures

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