Metals and Their Extraction Quiz

What is an ore?

• A type of metal

• A rock containing enough quantities of a mineral for extraction

• A chemical element

• A mixture of metals

Which metal is often used for making water pipes?

• Copper

• Gold

• Iron

• Aluminium

What is the common form of iron oxide?

• Rust

• Steel

• Aluminium oxide

• Copper oxide

Which method is used to extract aluminium?

• Reduction with carbon

• Distillation

• Electrolysis

• Smelting

What is an alloy?

• A mixture of two or more elements, at least one of which is a metal

• A type of ore

• A chemical compound

• A pure metal

Which of the following metals is extracted by reduction with carbon?

• Aluminium

• Sodium

• Potassium

• Iron

What is the Earth's crust?

• A type of metal ore

• The outer layer of the Earth on top of the mantle

• The inner core of the Earth

• A chemical compound

Which metal is often used for making drinks cans?

• Iron

• Aluminium

• Copper

• Gold

What is the process of obtaining a metal from a mineral called?

• Extraction

• Smelting

• Alloying

• Refining

What does the reactivity series indicate?

• The electrical conductivity of metals

• The melting points of metals

• The order of metals based on their reactivity

• The density of metals