Structure of an Atom, Bohr Model and Lewis Model

What is a Bohr Model?

• a simplified representation of an atom

• vertical column in periodic table

• horizontal row in periodic table

• Only shows the element symbol and it's outer most electron shell

Tags

NGSS.MS-PS1-1

What are the names of the 2 models that we have been using?

• Bohr and Newton Structures

• Lewis and Caroll Models

• Bohr Model & Lewis Dot Structure

• Element & Atom structures

Tags

NGSS.MS-PS1-1

Electron live in something called __________.

• nucleus

• orbits

• Shells or Energy levels

• Valences

How many electrons can go in the first energy level?

• 2

• 8

• 18

• 32

How many electrons can go in the Second energy level?

• 2

• 8

• 18

• 32

What is a Lewis Dot Structure?

• It shows all of the particles in the atom.

• Contains protons and neutrons

• Only shows the element symbol and it's outer most electron shell

• Contains protons and electrons

What is a drawing of an atom that shows all of the par;cles?

• Lewis Dot Model

• Dalton Model

• Thompson Model

• Bohr Model

Tags

NGSS.MS-PS1-1

What is defined as defined as the number of protons?

• Atomic mass

• Atomic number

• a.m.u

• Group

What is the the outermost shell with electrons?

• Shells

• Isotope

• Orbit

• Valence

What is a par;cle with – charge, outside nucleus?

• proton

• neutron

• quark

• electron

Tags

NGSS.MS-PS2-3