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- 1. Multiple Choice
Which color on the image of the periodic table corresponds with the lanthanides.
red
black
blue
orange
- 2. Multiple ChoiceAll elements of this period are radioactive?lanthanidesactinidesalkali metalsnoble gases
- 3. Multiple Choice
What group tarnish in air?
Alkaline Earth Metals
Actinides
Lanthandides
- 4. Multiple Choice
Which group of elements ignite (catch fire) at high temperatures?
Alkaline Earth Metals
Transition Metals
Lanthanides
Actinides
- 5. Multiple Choice
Elements with Atomic nNumbers from 57 to 71?
Actinides
Transition Metals
Lanthanides
Alkaline Earth Metals
- 6. Multiple Choice
The element used in smoke detectors and is in the Actinides family
Cesium
Carbon
Chlorine
Californium
Newjersium
- 7. Multiple Choice
All the elements are radioactive in this family
Actinides
Lantinides
Noble Gases
Halogens
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