Metals, Nonmetals and Metalloids (Week 12)

What "figure" divides the periodic table?

• horizontal line

• staircase

• diagonal line

• vertical line

What can be found to the left of the staircase?

• Non-metals

• Metals

• Halogens

• Noble gases

What can be found to the right of the staircase?

• Metals

• Metalloids

• Non-Metals

• Actinides

Which of the following characteristics is not true of non-metals?

• nonductile

• brittle

• dull

• good conductor

What makes the metalloids different from the other elements on the periodic table?

• They have metal and non-metal characteristics.

• They are all gases at room temperature.

• They have alkali metal characteristics.

• They are all similar to lanthanides.

Which non-metal can be found to the left of the staircase?

• Helium

• Mercury

• Hydrogen

• Manganese

Most of the elements on the periodic table are classified as _____.

• Metals
• Nonmetals
• Metalloids
• Periods

The yellow elements are called

• metals

• nonmetals

• metalloids

• noble gases

In the modern periodic table elements are arranged by:

• atomic mass
• atomic number
• valence electrons
• number of isotopes

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent