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- 1. Multiple Choice
Based on these properties, which element is most likely a nonmetal?
Element 1
Element 2
Element 3
Element 4
- 2. Multiple Choice
Which statements correctly compare metals and nonmetals?
F
G
H
J
- 3. Multiple Choice
A student is trying to classify an unidentified, solid gray material as a metal or a nonmetal. Which question will best help the student classify the material?
F
G
H
J
- 4. Multiple Choice
Which statements best describe the charges on the particles in this model?
- 5. Math Response
If a fluorine atom has a mass number of 19, how many neutrons are in the atom?
- 6. Math Response
How many neutrons are in the nucleus of a potassium atom with a mass number of 39?
- 7. Multiple Choice
Click on the visual for the question.
- 8. Multiple Choice
Sodium and Lithium have similar chemical properties. What characteristics of these elements explains why they are chemically similar?
- 9. Multiple Choice
Atoms of which two elements are represented by these two models?
Oxygen, O, and Neon, Ne
Fluorine, F, and Neon, Ne
Silicon, Si, and Phosphorous, P
Beryllium, Be, and Boron, B
- 10. Multiple Choice
Which pair of elements has reactivity that is similar to Chlorine, Cl ?
Fluorine, F
Sulfur, S
Iodine, I
Argon, Ar
- 11. Multiple Choice
Atoms of which two elements have a combined total of 23 protons?
Boron, B
Carbon, C
Sodium, Na
Magnesium, Mg
None of these
- 12. Multiple Choice
In this model, which particle determines the reactivity of the atom?
W
X
Y
Z
None of them
- 13. Multiple Choice
Which element has the same number of energy levels as Lithium?
Beryllium
Sodium
Magnesium
Potassium
- 14. Multiple Choice
Which element has chemical properties that are most similar to the chemical properties of Sulfur, S ?
Silicon, S
Chlorine, Cl
Selenium, Se
Phosphorus, P
- 15. Multiple Choice
Which pair of elements are nonmetals and gases at room temperature and normal atmospheric pressure?
Boron, B
Aluminum, Al
Fluorine, F
Cesium, Cs
Chlorine, Cl
- 16. Drag and Drop
One of the properties that makes Copper, Cu, useful for household wiring is its ability to conduct electricity. Which other element is most likely to conduct electricity? (a)
Gold, AuRadon, RnBromine, BrNitrogen, N - 17. Multiple Choice
Based on this information, the element could NOT be a member of which group on the periodic table?
Group 2
Group 8
Group 12
Group 18
- 18. Drag and Drop
Based on the data given, the unknown metal is most likely--- (a)
Iron, FeGold, AuSilver, AgTin, Sn - 19. Drag and Drop
The students most likely have which type of rock? (a)
PeridotiteCoalDolomiteSandstone - 20. Drop Down
Which process describes only a physical change? (a)
Process 4Process 1Process 2Process 3 - 21. Multiple Choice
Click on the image for the question.
F
G
H
J
- 22. Multiple Choice
Click on the image for the question.
F
G
H
J
- 23. Multiple Choice
Which substance listed in the chart is made up of the most atoms?
Carbonic acide
Nitric acid
Phosphoric acid
Sulfuric acid
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