What is nuclear decay?
Nuclear Decay

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Chemistry
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
Nuclear decay is the process by which an unstable atomic nucleus loses energy by emitting radiation, resulting in the transformation of the nucleus.
2.
FLASHCARD QUESTION
Front
What are the main types of radioactive decay?
Back
The main types of radioactive decay are alpha decay, beta decay, and gamma decay.
3.
FLASHCARD QUESTION
Front
What is an alpha particle?
Back
An alpha particle is a type of radiation consisting of two protons and two neutrons, equivalent to a helium nucleus.
4.
FLASHCARD QUESTION
Front
What is beta decay?
Back
Beta decay is a type of radioactive decay in which a beta particle (an electron or positron) is emitted from an atomic nucleus.
5.
FLASHCARD QUESTION
Front
What is gamma radiation?
Back
Gamma radiation is a form of electromagnetic radiation emitted from a radioactive nucleus, characterized by high energy and no mass.
6.
FLASHCARD QUESTION
Front
What happens to an element during alpha decay?
Back
During alpha decay, the element loses two protons and two neutrons, resulting in a new element that is two places to the left on the periodic table.
7.
FLASHCARD QUESTION
Front
What is a neutron?
Back
A neutron is a subatomic particle found in the nucleus of an atom, with no electric charge and a mass slightly greater than that of a proton.
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