Chemical and Physical Changes: Metals vs Nonmetals

What is a physical property?

• A property that involves a chemical reaction

• A property that changes the substance's composition

• A property that can be observed without changing the substance's composition

• A property that cannot be observed

Which of the following is an extensive property?

• Texture

• Density

• Color

• Length

What happens to the density of water if you have a drop versus two gallons?

• It decreases

• It becomes zero

• It increases

• It remains the same

Which of the following is NOT a physical change?

• Burning

• Cutting

• Freezing

• Boiling

What is a chemical property?

• A property that involves a physical change

• A property that remains constant

• A property that can be observed without changing the substance's composition

• A property that describes how a substance reacts with other matter

Which of the following is a sign of a chemical change?

• Change in color due to dissolving

• Formation of a precipitate

• Freezing

• Boiling

Tags

NGSS.MS-PS1-2

What is the term for a solid that forms from a chemical reaction and does not dissolve?

• Gas

• Solute

• Solvent

• Precipitate

Tags

NGSS.MS-PS1-2

Which of the following is a property of metals?

• Brittle

• Dull

• Conducts electricity

• Non-ductile

Where are non-metals located on the periodic table?

• Right side of the staircase

• In the middle

• At the bottom

• Left side of the staircase

Which element is an exception and is not a metalloid despite touching the staircase?

• Silicon

• Boron

• Tellurium

• Aluminum