Answer:
B. metalloids
Explanation:
The metalloids are found between metals and non-metals on the periodic table.
Metalloids have properties between those of metals and non-metals. Under certain prevalent conditions, they exhibit a set of properties.
- Synthetic substances are those artificially made, they are not found on the periodic table.
- Noble gases are found in the last group on the periodic table.
- Radioactive substances are found in the lanthanide and actinide series.
