chapter 4: nuclear chemistry: the heart of the matter james a. noblet california state university...
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Chapter 4: Nuclear Chemistry: The Heart of the Matter
James A. Noblet
California State University
San Bernardino, CA
2007 Prentice Hall
Chemistry for Changing Times, 11th edition
John W. Hill and Doris K. Kolb
Most of our exposure to ionizing radiation is from natural sources, the majority of which is due to this element:
1. Radium
2. Uranium
3. Radon
4. Plutonium
5. Carbon-14
Most of our exposure to ionizing radiation is from natural sources, the majority of which is due to this element:
1. Radium
2. Uranium
3. Radon
4. Plutonium
5. Carbon-14
When an electron is emitted during a radioactive decay process, it is referred to as:
1. Alpha decay
2. Beta decay
3. Gamma decay
4. Delta decay
5. Sigma decay
When an electron is emitted during a radioactive decay process, it is referred to as:
1. Alpha decay
2. Beta decay
3. Gamma decay
4. Delta decay
5. Sigma decay
Which of the following types of radiation has the greatest penetrating power?
1. Alpha
2. Beta
3. Ultraviolet
4. X-ray
5. Gamma
Which of the following types of radiation has the greatest penetrating power?
1. Alpha
2. Beta
3. Ultraviolet
4. X-ray
5. Gamma
If you have 16 g of a radioactive isotope, how much will be left after three half-lives?
1. 1 g
2. 2 g
3. 4 g
4. 6 g
5. 8 g
If you have 16 g of a radioactive isotope, how much will be left after three half-lives?
1. 1 g
2. 2 g
3. 4 g
4. 6 g
5. 8 g8
1
2
1
2
1
2
1
2
1
2
1
3
n
lives-half of no.n where
, formula general
The nuclear reaction transforming gold-179 into iridium-175 is an example of what type of decay?
?IrAu 17577
17979
1. Alpha
2. Beta
3. Gamma
4. Positron
5. Electron capture