properties of elements

What is the symbol for boron?

• Bo

• Br

• B

• Bn

What is the symbol for helium?

• H

• He

• Hl

• Hm

What do chemical properties describe?

• How the substance looks

• How the substance behaves and reacts

• How the substance smells

• How the substance feels

What is an example of a chemical property?

• Density

• Melting point

• Reactivity

• Hardness

Which of the following is not a chemical property?

• Honesty

• Intelligence

• Eye color

• Friendliness

Which property refers to the harmful effects a substance can have on living organisms?

• Toxicity

• Solubility

• Hardness

• Ductility

Which property is related to the temperature at which a liquid turns into a gas?

• Boiling point

• Conductivity

• Malleability

• Flammability

How many liquid elements are there at room temperature?

• One

• Two

• Three

• Four

Which of the following is NOT a liquid at room temperature?

• Mercury

• Bromine

• Iron

• Water

Which element is a liquid non-metal?

• Mercury

• Bromine

• Sodium

• Helium