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Question : 22 of 100
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Solution:
- Boron is the first metalloid in the periodic table followed by silicon, germanium, arsenic, antimony, tellurium, polonium, and astatine.
- The elements of the periodic table which display properties of both metals as well as non-metals are called metalloids.
- They are the smallest class of elements.
- Most metalloids can conduct electricity, but not as well as metals.
- Metalloids also tend to be shiny like metals, but brittle like nonmetals.
- Chemically, metalloids may behave like metals or nonmetals, depending on their number of valence electrons.
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