Fission
What temperature is required for fission?
Ordinary to high temperatures
What temperature is required for fusion?
High temperature
What types of Radiation are emitted by the nuclei of radioactive elements?
Alpha particles, Beta Perticles, Gamma Rays, and Neutrons
Which of the various particles (α particles, β particles, and so on) that may be produced in a nuclear reaction are actually nuclei?
α Particles
What is Transmutation?
a process that involves a change in the nucleus of an atom.
Is fission endothermic or exothermic?
Exothermic
Is fusion endothermic or exothermic?
Exothermic
What is accompanied by the emission of an X-Ray?
Electron capture
What particle completes this reaction?
₆¹⁴C-->¹⁴₇N + ?
Beta Particle
What types of radiaton cause transmutation?
Alpha, Beta, Gamma
Least penetrating form of radiation?
Alpha Particles
What are 2 types of fusion reactions?
those that preserve the number of protons and neutrons
those that involve a conversion between protons and neutrons
What is half-life?
the amount of time it takes for one-half of the radioactive isotope to decay.
Write a balanced equation for the production of 17O from 14N by α particle bombardment
14714 + 42H --> 178O + 11H
Where does natural transmutation occur?
Unstable radioactive elements
What type of reaction does fission lead to?
Chain Reaction
Productive uses for nuclear chemistry?
Medicine, Energy, Food, Irridation
What is the 7-10 Rule?
For every sevenfold increase in time after detonation, there is a tenfold decrease in the radiation rate.
Write a balanced equation for the production of 14C from 14N by neutron bombardment
147N + 10n --> 146C + 11H
What is artificial transmutation?
Converting an element into another element by bombarding it with a fundamental particle
When can mass be converted to energy?
During a nuclear reaction
How does fusion impact our lives?
Fusion is among the most environmentally friendly sources of energy.
Which of the following nuclei is most likely to decay by positron emission?
chromium-53
manganese-51
iron-59
Manganese-51
Write a balanced equation for the production of 233Th from 232Th by neutron bombardment
23290Th +10n --> 23390Th
What elements are produced through transmutation?
Helium, Oxygen, and Carbon