Displacement

Question 1

list down the reactivity series , (most reactive -least reactive)

Answer 1

1. potassium
2. sodium
3. calcium
4. magnesium
5. aluminium
6. carbon
7. zinc
   8.iron
8. tin
9. lead
10. hydrogen
11. copper
12. silver
13. gold
    15 . platinum

Question 2

how do you know when a displacement reaction CAN take place ??

Answer 2

you can know a displacement reaction can take place when the element is more reactive than the compound .