Atomic structure Flashcards

1
Q

What is and atom

A

The smallest part of an element that can exist

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2
Q

What is the nucleus

A

The central part of the atom

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3
Q

What is a proton

A

Positively charged particles found in the nucleus

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4
Q

What are neutrons

A

Uncharged particles found in the nucleus

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5
Q

What is an electron

A

Negatively charged particles found in energy levels around the nucleus

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6
Q

How can u find the atomic number

A

Atomic number = no. Protons

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7
Q

How do you find the mass number

A

Mass number = no. Protons + no. Neutrons

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8
Q

How do you find the no. Neutrons

A

No. Neutrons = mass number - no. Protons

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9
Q

How do you find the electrons in an atom

A

No. Protons = no. Electrons

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10
Q

What is an isotope

A

Atoms with the same atomic number but a different mass number

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10
Q

What is the bottom number on nuclide notation

A

Atomic number

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10
Q

What is the top number in nuclide notation

A

Mass number

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11
Q

What is the calculation for relative atomic mass

A

Ram = (percent x mass) + percent x mass)
———————————————
100%

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