1st 9 weeks 9/23 non

Which of these is a property of metals?

• It's malleable
• It can't conduct electricity
• They are used in food
• It's very brittle

Which of these grouping of elements could have the characteristic of brittle?

• Metal
• Nonmetal

Which of the following is a good conductor of heat?

• Metal
• Nonmetal
• Metalloid

Silicon is a semiconductor and has properties of both metals and nonmetals. What type of element is Silicon? 

• Metal
• Nonmetal
• Metalloid
• Pretty

• Metal

• Nonmetal

• Metalloid

What does luster mean?

• Breaks into pieces
• can be hammered into thin sheets
• No shine
• reflects light shiny 

The elements argon, krypton, and xenon are all nonmetals. What property would these elements have in common?

• Good conductor of thermal energy

• Poor conductor of electricity

• Shiny, lustrous surface

• Soft and malleable

Which of the following correctly lists the three main groups of elements from greatest conductivity to least conductivity?

• Non-metals → metalloids → metals

• Metals → nonmetals → metalloids

• Metalloids → metals → non-metals

• Metals → metalloids → non-metals

Krypton (Kr) is a colorless gas that does not conduct electricity. Where would you find this element on the Periodic Table?

• on the left

• on the right

• in the middle

• at the bottom

Sodium (Na) is a silvery metallic element with an extremely high melting point. This element is a __________ and will be found on the __________ side of the Periodic Table.

• nonmetal, right

• metal, right

• nonmetal, left

• metal, left