Atomic structure

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  • Created by: Cat91
  • Created on: 07-05-18 10:57
What are the 2 heaviest parts of an atom?
The proton and the neutron
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What defines the element?
The proton number
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Is the mass of electrons important?
No
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How many protons does carbon have?
6
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The atomic number is...?
The amount of protons, which is equal to the amount of electrons
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The mass number is...?
The amount of neutrons plus the amount of protons
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If an atom is ionised, what changes?
The amount of electrons
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What can change?
The amount of neutrons
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What is an atom with a different amounts of neutrons called?
An isotope
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What charge do atoms have?
No charge
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If the atom loses one electron it becomes...?
A positively charged ion
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If the atom gains one electron it becomes...?
A negatively charged ion
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Other cards in this set

Card 2

Front

What defines the element?

Back

The proton number

Card 3

Front

Is the mass of electrons important?

Back

Preview of the front of card 3

Card 4

Front

How many protons does carbon have?

Back

Preview of the front of card 4

Card 5

Front

The atomic number is...?

Back

Preview of the front of card 5
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