Atomic Structure & Bohr Models

Protons and neutrons are located in the (a)   of an atom.

Protons have a (a)   charge.

Subatomic particle with a negative charge and negligible mass.

• Proton

• Neutron

• Electron

Tags

NGSS.MS-PS2-3

Which two subatomic particles contribute to Atomic Mass?

• Proton

• Neutron

• Electron

Number of protons and electrons for a neutral element (no charge).

• Atomic Number

• Atomic Mass

• Atomic Symbol

• Element Name

This number determines an element's position on periodic table.

• Atomic Number

• Atomic Mass

• Atomic Symbol

• Element Name

Which values are the same for a neutral element?

• Atomic mass and # of neutrons

• Atoms, Subatomic Particles, and Reactivity

• Atomic mass, atomic number and atomic symbol

• Atomic #, # of protons and # of electrons

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

In a Bohr Model, what is the maximum number of electrons that can be placed in the first orbit?

• 2

• 8

• 18

• 32

Which statement is true?

• All compounds exist as molecules.

• All molecules exist as compounds.

Tags

NGSS.MS-PS1-1