Nuclear Chamistry Quiz Flashcards Preview

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Flashcards in Nuclear Chamistry Quiz Deck (20)
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1

What is the process called where an unstable nucleus loses energy by emitting radiation?

Radioactive Decay

2

Which is a type of non-ionizing radiation:

Ultraviolet radiation
X-Ray radiation
Infrared radiation

Infrared radiation

3

Who laid the groundwork for the field of nuclear chemistry?

Becquerel

4

Where are protons located?

Inside the nucleus

5

Which is NOT a type of ionizing radiation:

Gamma Radiation
Visible Light
X-Ray radiation

Visible Light

6

What is the safe amount of REM exposure?

.5 REM per year

7

What is the term for the number of ionizations within a given volume?

Radiation Density

8

What is the SI unit for measuring the amount of radiation you've been exposed to?

Gray

9

What is Gamma Radiation?

Electromagnetic Waves

10

What is Alpha radiation?

Helium Nucleus

11

What is Beta radiation ?

An electron

12

What can stop Gamma radiation?

Lead

13

When lead undergoes alpha radiation - - what does it become?

Mercury

14

When Chlorine undergoes beta radiation - - what does it become?

Argon

15

What causes a nucleus to become unstable?

Too many neutrons

16

Can the Bobby resist low levels of ionizing radiation because it can repair the damage?

YES

17

What important human materials inside the cell are damaged by ionizing radiation ?

DNA

18

What is a relatively constant level of natural radiation called?

Background radiation

19

What is radioactive decay?

It is spontaneous and does NOT require energy

20

Which has the weakest type of radiation:

Beta
Alpha
Gamma

Alpha