Metal and Oxygen Reactions Quiz

What is the product when copper reacts with oxygen?

• Copper nitrate

• Copper sulfate

• Copper chloride

• Copper oxide

Which of the following metals forms an oxide layer without the need for heat?

• Copper

• Gold

• Magnesium

• Iron

What is the visual indication of a metal forming an oxide layer?

• The metal turns a dull black color

• The metal becomes shiny

• The metal becomes transparent

• The metal changes to a green color

What safety precaution should be taken when heating magnesium in a Bunsen flame?

• Wear gloves

• Wear a mask

• Use a fire extinguisher

• Protect your eyes

What is the result of heating magnesium in a Bunsen flame?

• A green flame

• No visible change

• A bright light

• A dull black color