Test On Chapter 25 Nuclear Chemistry Vocabulary Review 10/4/10
12 Questions
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Test on Chapter 25 Nuclear Chemistry Vocabulary Review 10/4/10
Questions and Answers
- 1.time required for one half of the nuclei of a radioisotope sample to decay to products
- A.
Scintillation counter
- B.
Half-life
- C.
fission
- 2.elements in the periodic table with atomicnumbers above 92
- A.
Transuranium elements
- B.
Radon elements
- C.
Terbium
- 3.conversion of an atom of one element to an atom of another element
- A.
transmutation
- B.
Radiation
- C.
Radioisotopes
- 4.isotopes that have unstable nuclei and undergo radioactive decay
- A.
Radiation
- B.
Radioisotopes
- C.
Gamma ray
- 5.high-energy photon with no mass or electrical charge
- A.
Alpha particles
- B.
Gamma ray
- C.
Beta particles
- 6.fast-moving electrons released by a radioactive nucleus
- A.
Beta particles
- B.
Fission
- C.
Radiation
- 7.the splitting of an atomic nucleus into smaller fragments
- A.
Fission
- B.
Fussion
- C.
Fassion
- 8.gas-filled metal tube used to detect the presence of radiation
- A.
Radioisotopes
- B.
scintillation counter
- C.
Geiger counter
- 9.positively charged particle consisting of two protons and two neutrons
- A.
Beta particles
- B.
Gamma particles
- C.
Alpha particles
- 10.are high-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei such as potassium-40
- A.
Beta particles
- B.
Alpha particles
- C.
Gamma ray
- 11.device that uses a coated phosphor surface todetect ionizing radiation
- A.
Half-life
- B.
Scintillation counter
- C.
Geiger counter
- 12.reaction in which two light nuclei combine toform a nucleus of greater mass
- A.
Fusion
- B.
Fission
- C.
Fassion
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