Reactivity Series And Extraction Of Metals Flashcards
1
Q
What group are the noble gasses in?
A
Group 0/8
2
Q
What group are halogens in?
A
Group 7
3
Q
Place these in order of reactivity.( high to low) calcium, magnesium, copper, iron, cobalt
A
Magnesium, Calcium, Iron, cobalt and copper.
4
Q
Why can’t silver and gold be reacted with sulphuric acid
A
They are not reactive enough
5
Q
What does rust need to form
A
Oxygen and water
6
Q
What is a word equation for rust
A
Iron+oxygen+water = hydrated iron oxide / rust
