Chemistry

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What are all substances made of?
Atoms
1 of 5
How many elements are in the Periodic table?
About 100
2 of 5
What are the relative electrical charges?
Proton = +1, Electron = -1, neutron = 0
3 of 5
In an atom what are the number of protons equal to?
The number of protons is equal to the number of elecrons
4 of 5
What is the number of protons called?
The atomic number
5 of 5

Other cards in this set

Card 2

Front

How many elements are in the Periodic table?

Back

About 100

Card 3

Front

What are the relative electrical charges?

Back

Preview of the front of card 3

Card 4

Front

In an atom what are the number of protons equal to?

Back

Preview of the front of card 4

Card 5

Front

What is the number of protons called?

Back

Preview of the front of card 5

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