6th Grade Science - EOY Review

Which of the following is an element?

• H₂O

• NaCl

• Au

• C₂H₄O₂

Tags

NGSS.MS-PS1-1

Which is a compound?

• CH₄

• He

• Na

• Pb

Tags

NGSS.MS-PS1-1

Which is NOT an element?

• H

• N₂O

• Nb

• Ge

You have a different rock with a volume of 30 cm³ and a mass of 60 g. What is its density?

• 180 g/cm³

• 0.5 g/cm³

• 2.0 g/cm³

• 1.8 g/cm³

Philip is trying to classify materials by their physical properties. When he is observing materials that are found as a gas at room temperature, what type of substance is he most likely observing?

• Metal

• Nonmetal

• Metalloids

• Ceramic

Select ALL that are properties of metal

• conduct electricity

• shiny/lustrous

• Usually solid at room temperature

• malleable/bendable

The "stupid stairs" starts with which element?

• B - Boron

• Cl - Chlorine

• Au - Gold

• He - Helium

The "stupid stairs" are what type of elements?

• Metal

• Nonmetal

• Metalloids

On the periodic table of elements, the elements to the <<<---- left of the "stupid stairs" are ______

• nonmetal

• metal

• metalloids

Using your knowledge of the "stupid stairs" Chlorine is _____

• metal

• nonmetal

• metalloid