What are transferred in an oxidation-reduction reaction?

the answer is electrons

Explanation:

the answer of electrochemistry unit test

1)electrons

2)calcium

3)oxidation

4) Na

5)+1

6)N = -3, H = +1, Cl = -1

7) Cr

8) Mercury

9) Zn(s)

10)Two half-reaction must be physically separated.

11) anode only

12) the moving electrons

13) graphite

14) a direct current

15) O diffuses through cathode

16) electrolysis

17)all the above

18) hydrogen gas and oxygen gas

19) decomposition of metal layer on a material

voluntary muscles are controlled by the cerebellum.

ask your friends for what they got then copy it down if you don't have any friends which is fine than google it or pay the teacher