Question

question 21
oxidation involves the ______ of electrons.
displacement
gain
loss
bonding
question 22
redox reactions involve the ______ of electrons.
substitution
transfer
combining
sharing

Explanation:

Oxidation is defined as the loss of electrons. Redox (reduction - oxidation) reactions involve the transfer of electrons from one species to another. In a redox reaction, one substance is oxidized (loses electrons) and another is reduced (gains electrons).

Answer:

Question 21: C. loss
Question 22: B. transfer