copper
Definition
Copper is a chemical element with the atomic number 29. It is a transition metal, which means that it has partially filled d-orbitals. Copper is a good conductor of heat and electricity, and it is resistant to corrosion. It is a relatively rare element, but it is one of the most important metals in the world.
Copper is used in a wide variety of applications, including:
- Electrical wiring
- Coins
- Jewellery
- Cooking utensils
- Building materials
- Industrial machinery
- Medical devices
Copper is an essential element for life, and it is found in many biological compounds. It is also an important nutrient for humans, and it is involved in a number of bodily functions, including the formation of red blood cells and the metabolism of iron.
How can the word be used?
A type of printing plate that is made of copper.
Different forms of the word
Noun:
Copper: A reddish-brown metal that is a good conductor of heat and electricity.
Copper penny: A penny that is made of copper.
Adjective:
Coppery: Having the colour of copper.
Verb:
To copper: To coat with copper.
Etymology
The etymology of the word “copper” can be traced back to the Old English word “coppar”, which means “copper”. The Old English word “coppar” is thought to be derived from the Proto-Germanic word *kupfraz, which also means “copper”.
Question
Where are you likely to find copper and why?
AQA Science Exam Question and Answer
Question:
What is the chemical symbol of copper, and what are some common uses of copper in everyday life?
Answer:
The chemical symbol of copper is "Cu." Copper has various applications in everyday life, such as electrical wiring due to its high conductivity, plumbing for its corrosion resistance, and in cooking utensils for its excellent heat conduction. It is also used in construction, electronics, and as a component in various alloys.