Reduction

Question 1

Reactive elements which displaces frist?

Answer 1

A more reactive element will displace less reactive element.

Question 2

What is the most reactive element to the least !

Answer 2

Potassium, sodium, lithium, calcium, magnesium, aluminium, carbon, zinc, iron, tin copper, silver, gold

Question 3

What happens in a reaction

Answer 3

Magnesium a more reactive element will steal the oxygen from Iron oxide to make Magnesium Oxide leaving Iron

Question 4

What is the name of an element which loses Oxygen

Answer 4

This is called reduction

Question 5

what does Oxidised mean?

Answer 5

Has gained oxygen as in the MgO

Question 6

Why carbon is used in reduction ?

Answer 6

The carbon is used in reduction of Metals as it is very cheap.

Question 7

Carbon + Iron Oxide

Answer 7

Iron + carbon dioxide

Question 8

See 3:37 into this video if you can work out which reaction is not possible

Answer 8

https://www.youtube.com/watch?v=MXTSels6e2Y