a negatively charged particle that is emitted from a radioactive nucleus is called a(n) - a. alpha particle…

a negatively charged particle that is emitted from a radioactive nucleus is called a(n) - a. alpha particle. b. beta particle. c. gamma ray. d. half - life.
Answer
Brief Explanations:
Alpha particles are positively - charged. Gamma rays are electromagnetic radiation and are neutral. Half - life is the time for half of a radioactive substance to decay. Beta particles are negatively - charged particles emitted from a radioactive nucleus.
Answer:
B. beta particle