Y9 Metals Flashcards
List the reactivity series from least reactive to most reactive.
Platinum, Gold, Silver, Copper, Hydrogen, Lead, Tin, Iron, Zinc, Carbon, Aluminium, Magnesium, Calcium, Sodium, Potassium.
What is oxidation?
When a substance gains oxygen.
What is reduction?
When a substance loses oxygen.
What is blast furnace used for?
To extract iron from iron ore.
Why do alloys make metals stronger.
As the atoms are different sizes so they don’t slide of each other.
What happens to the electron configuration when a metal gains oxygen?
It loses electrons.
What happens to the electron configuration when a metal loses oxygen?
It gains electrons.
What can oxygen and water do to certain metals?
Make them rust (Corrode them).
What is an alloy?
A metal mixed with another metal or carbon.
