What part of an atom is involved in a chemical reaction?
proton
neutron
nucleus
electron

The part of the atom involved in a chemical reaction is the electron cloud.

electron  (D)

Explanation:

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.