Question

when k and br2 react, the electron is lost by __ and gained by __. a bromine, potassium b bromine, bromine c potassium, bromine

Explanation:

Potassium (K) is a metal and has a tendency to lose electrons. Bromine (Br₂) is a non - metal and has a tendency to gain electrons. In a reaction between them, potassium will lose an electron and bromine will gain that electron.

Answer:

C. potassium, bromine