Pure substances vs. Mixtures worksheet

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Name: _________________________________________ Date: _____________________ Period: __________
Pure substances vs. Mixtures
For the following: On the first blank write if the example is a pure substance or mixture. If it is a pure
substance, then on the second blank write if the example is an element or compound. If it is a mixture, then
on the second blank, write if the example is a heterogeneous mixture or homogeneous mixture.
1. _____ ____________Hydrogen
14. _____ ____________Milk
2. _____ ____________Hydrogen gas
15. _____ ____________Chocolate milk
3. _____ ____________Copper
16. _____ ____________Chocolate chip cookie
4. _____ ____________Brass
17. _____ ____________Water
5. _____ ____________Iron
18. _____ ____________Salt water
6. _____ ____________Steel
19. _____ ____________Sugar water
7. _____ ____________24 karat gold
20. _____ ____________Soda
8. _____ ____________18 karat gold
21. _____ ____________Italian salad dressing
9. _____ ____________14 karat gold
22. _____ ____________Caesar salad
10. _____ ____________Kool aid
23. _____ ____________Air
11. _____ ____________ Raisin bran
24. _____ ____________Oxygen
12. _____ ____________ Trail mix
25. _____ ____________Oxygen gas
13. _____ ____________Glucose (C6H12O6)
26. _____ T/F
Pure substances are either heterogeneous or homogeneous mixtures.
27. _____ T/F
Substances composed of two or more elements combined chemically in a fixed
proportion by mass are called compounds.
Complete the diagram below with the following terms: matter, pure substance, mixture, element,
compound, homogeneous mixture & alloys, heterogeneous mixture.
1.
2.
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3.
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7.
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