Chemistry: about atom???

Question

1. Which describes the neutron?

a. it is negatively charged

b. It is part of alpha radiation

c. It was discovered by Goldstein

d. It is the lightest subatomic particle

2. Which can you observe in a radioactive material?

a. It produces only a little amount of heat

b. The atom transmutes into another kind of atom

c. The radioactive atom absorbs alpha, beta, and gamma rays

d. The atom charges its phase and color as it release raditation

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Answer 1

1. b. There are two neutrons and two protons in each alpha particle. This is a rather silly question, but there is the answer.

2. b. Madam Curie observed that a solution of polonium salt could be so concentrated as to boil water with its radioactivity.