Metalloids

What are metalloids?

• Element that shares some properties of the properties of metals and nonmetals

• Group of elements in the middle of the periodic table

• The group of very reactive metals

• The group of nonreactive metals

Elements from which groups are considered Metalloids?

• 13, 14, 15, 16

• 1, 2, 3, 4

• 27, 28, 29, 30

• 16, 17

Metalloids are also known as

• Semi-metals

• Semiconductors

• Alkalines

• Electrolytes

What is the second most abundant element on earth?

• Silicone

• Oxygen

• Aluminum

• Gold

What is the most abundant element on Earth?

• Oxygen

• Hydrogen

• Gold

• Carbon

What is the third most abundant element on earth?

• Aluminum

• Arsenic

• Germanium

• Boron

What deadly chemical can be found in Apple seeds?

• Arsenic

• Antimony

• Germanium

• Polonium

What is silicon used for?

• Silicon chip for computers and such

• Lubricants, adhesives, and clocks

• Jewelry

• Ink

Conductivity is the ability of a material to pass along _______ and heat

Where can silicon be found?

• Sand

• Quartz

• Trees

• Garage