Properties and Uses

Which of the following is an Alkali Metal?

• Magnesium

• Lithium

• Chloride

• Neon

Which of the following element is in the same period as Bromine?

• Fluorine

• Argon

• Calcium

• Sulfur

Which element has the atomic number of 12

• Sodium

• Carbon

• Helium

• Magnesium

Which of the following elements has an element symbol derived from the latin name of the element?

• Beryllium

• Selenium

• Gold

• Zinc

What is the test for hydrogen gas?

• Burns with a pop

• Relights a glowing splint

• Puts out a glowing splint

• Turns limewater cloudy

Carbon tetrafluoride has the chemical formula CF4. What information does this tell us about the atoms inside the compound?

• 1 Carbon and 4 Fluorine atom

• 4 carbon and 4 fluorine atoms

• 1 carbon and 1 fluorine atom

• 1 carbon and 2 fluorine atoms

What is an element?

Give an example of an element.

What experiment separates liquids?

How do we separate solids?