atomic structure. parts of an atom nucleus electron clouds electron shells protons neutrons...

Atomic Structure

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Atomic Structure

Parts of an atom

Nucleus

Electron Clouds

Electron Shells Protons

Neutrons

Electrons

ProtonsLocated in the nucleus

Positive Charge +

Mass: 1 amu

Nucleus+

Mass = 3 amu

The number of Protons is always the SAME as the atomic number

Lithium

Page 4: Atomic Structure. Parts of an atom Nucleus Electron Clouds Electron Shells Protons Neutrons Electrons

ProtonsHow many protons does an atom of Carbon have?

Carbon12.0

The number of Protons is always the SAME as the atomic number

The atomic number is 6

Carbon has 6 protons

Page 5: Atomic Structure. Parts of an atom Nucleus Electron Clouds Electron Shells Protons Neutrons Electrons

ProtonsHow many protons does an atom of Oxygen have?

How many protons does an atom of Titanium have?

Oxygen16.0

The number of Protons is always the SAME as the atomic number

22Ti

Titanium47.9

The number of Protons is always the SAME as the atomic number

Page 6: Atomic Structure. Parts of an atom Nucleus Electron Clouds Electron Shells Protons Neutrons Electrons

NeutronsLocated in the nucleus

NO charge (nuetral)

Mass: 1 amu

Nucleus0

Mass = 3 amu

Atomic MassNucleus

Protons

Neutrons

2He

Helium4.0

Atomic Mass = Protons + Neutrons

2 Protons

+ ?? Neutrons

Mass 4.0

Atomic MassNucleus

Protons

Nuetrons

Boron10.8

Atomic Mass = Protons + Neutrons

05 Protons

+ ?? Neutrons

Mass 11

Atomic MassHow many protons does Oxygen have?

What is the atomic Mass of Oxygen?

How many neutrons must it have?

How many protons does Titanium have?

What is the atomic mass of Titanium?

How many neutrons must it have?

Oxygen16.0

22Ti

Titanium47.948

Page 10: Atomic Structure. Parts of an atom Nucleus Electron Clouds Electron Shells Protons Neutrons Electrons

ElectronsLocated in the electron clouds

Negative Charge

Mass: 0 amu

Constantly movingElectron Clouds

Electron Shells

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