Science · Chemistry - Elements
The chemical element 'Astatine' is best described as:
- 1A synthetic noble gas for use in lighting and signage
- 2A rare and highly radioactive halogen with no stable isotopes✓
- 3A radioactive metal used in construction alloys
- 4A stable halogen used extensively in industrial applications
Correct answer
A rare and highly radioactive halogen with no stable isotopes
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