Physics - Radioactivity Pt. 3 (AQA Additional Science - P2)

These questions are on the general structure of radioactive atoms.

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  • Created by: Belvast
  • Created on: 22-05-13 01:28
What does an alpha particle consist of?
2 protons and 2 neutrons
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What is the relative mass and relative charge of an alpha particle?
Relative mass: 4 Relative charge: +2
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What is a beta particle?
An electron from the nucleus.
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When is a beta particle emitted?
When a neutron in the nucleus changes to a proton/electron
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What is the relative mass and relative charge of a beta particle?
Relative mass: 0 Relative charge: -1
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What happens to the atomic number and the mass number when an alpha particle is emitted?
Atomic number goes up by 2, mass number goes up by 4.
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What happens to the atomic number and the mass number when a beta particle is emitted?
Atomic number goes up by 1. Mass number stays the same.
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What is a gamma particle?
An electromagnetic wave released from the nucleus
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What is the mass and the charge of a gamma particle?
No charge and no mass.
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Other cards in this set

Card 2

Front

What is the relative mass and relative charge of an alpha particle?

Back

Relative mass: 4 Relative charge: +2

Card 3

Front

What is a beta particle?

Back

Preview of the front of card 3

Card 4

Front

When is a beta particle emitted?

Back

Preview of the front of card 4

Card 5

Front

What is the relative mass and relative charge of a beta particle?

Back

Preview of the front of card 5
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