Atomic Theory (Science) Flashcards

1
Q

What are protons?

A

A subatomic particle with a positive charge located inside an atomic nuclei

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2
Q

What are neutrons?

A

A subatomic.particle with a negative charge located inside an atomic nuclei

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3
Q

what is an electron?

A

A subatomic particle with a negative electric charge located in the outer rings of an atom

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4
Q

What is a mass number?

A

It is the total number of protons and neutrons in a nucleus

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5
Q

What is Atomic Number?

A

The number of protons in the nucleus of an atom, containing its chemical characteristics

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6
Q

Where are Non-Metals found? and Metals?

A

Non-Metals = Right side of the stair case looking barrier
Metals = Left side

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7
Q

Definition of Isotopes

A

Each of 2 more forms of the same element that contain equal numbers if protons but different amounts of neutrons in their nuclei

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8
Q

How do you use the periodic table to illustrate the electron structure of elements?

A

subtract the relative atomic mass by the atomic number = electrons, then simply place electron to the rings which corresponds to its group. following the 2,8,8 rule

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