Elements

?
What decides the type of atom?
Number of protons
1 of 8
What is an element?
A substance containing atoms with the same number of protons
2 of 8
How many elements are there?
100
3 of 8
What does symbol Na stand for
Sodium
4 of 8
An isotope is what
Different forms of an Elements
5 of 8
Isotopes have what?
Same proton number different neutron number
6 of 8
Isotopes have same atomic mass and different what
Different mass number
7 of 8
Relative atomic mass is average mass of what
Masses and abundance so of all isotopes
8 of 8

Other cards in this set

Card 2

Front

What is an element?

Back

A substance containing atoms with the same number of protons

Card 3

Front

How many elements are there?

Back

Preview of the front of card 3

Card 4

Front

What does symbol Na stand for

Back

Preview of the front of card 4

Card 5

Front

An isotope is what

Back

Preview of the front of card 5
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