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Chemistry > Atomic structure > Flashcards

Atomic structure Flashcards

1
Q

What is the formula for the number of protons in an atom?

A

atomic number = number of protons

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2
Q

What is the formula for the number of neutrons in an atom?

A

Number of neutrons= atomic mass numberr - atomic number

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3
Q

What does the group number in an atom tell you?

A

How many electrons are in the outer shell of an atom

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Chemistry (3 decks)

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