the atom

?
what are the three subatomic particles that makes an atom?
protons, neutrons, electrons
1 of 9
what charge does a proton have?
positive
2 of 9
what charge does an electron have?
negative
3 of 9
what charge does a neutron have?
neutral
4 of 9
where is the nucleus found in an atom?
in the centre
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what is found in the nucleus?
protons and neutrons
6 of 9
what does the atomic mass tell you?
the number of protons and neutrons in an atom
7 of 9
what does the atomic number tell you?
the number of protons in an atom
8 of 9
how do you find the PEN number of an element?
take the atomic mass away from the atomic number to find the electrons
9 of 9

Other cards in this set

Card 2

Front

positive

Back

what charge does a proton have?

Card 3

Front

negative

Back

Preview of the back of card 3

Card 4

Front

neutral

Back

Preview of the back of card 4

Card 5

Front

in the centre

Back

Preview of the back of card 5
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