chem quizes

Question

8. Why is it important to polish the surfaces of alkaline earth metals before using them in experiments?

Answer 1

So as to remove the oxidase layer

Answer 2

To remove the oxidase layer 

Answer 3

To remove the oxide  layer

Answer 4

To remove the oxide layer which may hinder further reactions.

Answer 5

To remove the oxidelayer

Answer 6

To remove the oxidelayer