chem,isty

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What is the charge of a proton?
+1
1 of 6
How do you calculate the atomic number of an atom?
atomic number = number of protons.
2 of 6
How do you calculate the mass number of an atom?
atomic mass = number of protons + number of neutrons
3 of 6
An atom in a of the same element can have a different number of neutrons these are known as?
Isotopes.
4 of 6
What are all elements in group 7 known as?
Noble gasses.
5 of 6
If an element had 19 electrons how many protons would it have?
it would have 19 because number of protons = number of electrons
6 of 6

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Card 2

Front

How do you calculate the atomic number of an atom?

Back

atomic number = number of protons.

Card 3

Front

How do you calculate the mass number of an atom?

Back

Preview of the front of card 3

Card 4

Front

An atom in a of the same element can have a different number of neutrons these are known as?

Back

Preview of the front of card 4

Card 5

Front

What are all elements in group 7 known as?

Back

Preview of the front of card 5
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