chem quizes

Question

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

Answer 1

To remove the oxygen on it

Answer 2

.

Answer 3

To prevent them from reacting with air

Answer 4

To remove the oxide layer on it

Answer 5

To remove the oxide layer formed when they react with oxygen

Answer 6

To remove the oxide layer formed when they react with oxygen

Answer 7

To remove the oxide layer

Answer 8

To remove their metal oxides

Answer 9

In order to remove the oxide layer formed when alkaline earth metals react with oxygen 

Answer 10

In order to remove the oxide layer