Atoms Flashcards by Lucy Chapman | Brainscape

Q

An atom consists of…

A

A nucleus surrounded by electrons

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Q

What are the groups in the periodic table?

A

A column of similar elements

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Q

What does the nucleus contain?

A

protons and neutrons

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Q

Protons

A

positively charged

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Q

Electrons

A

negatively charged

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Q

What is the atomic number of an atom?

A

The number of protons it contains

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