Symbolizing Atoms

Match

Match the following terms with their definitions.

• Electron Dot Diagram

• Bohr Model

• Isotope Notation

Shows the number of valence lectrons

Shows the electron configuration in each energy level

Gives the atomic mass with the changing number of nuetrons.

• Shows the number of valence lectrons

• Shows the electron configuration in each energy level

• Gives the atomic mass with the changing number of nuetrons.

Multiple Choice

How many valence electrons does Bromine (Br) have?

• 5

• 6

• 7

• 8

Multiple Choice

This could be the dot diagram of 

• Ne
• Si
• Al
• Be

Multiple Choice

USE THE PERIODIC TABLE

How many valence electrons does Phosphorus have?

• 31

• 5

• 15

• 4

Multiple Choice

This could be the dot diagram of

• Mg

• Cl

• C

• O

Multiple Choice

This is a correct dot diagram for neon (Ne)

• true

• false

Multiple Choice

How many dots does one hydrogen atom have?

• one

• two

• eight

• more than one answer is correct

Multiple Choice

how many electrons are present?

• 7

• 2

• 6

• 8

Multiple Choice

how many electrons are present?

• 6

• 7

• 6

• 8

Multiple Choice

?

• Helium

• Hydrogen

• Argon

• Silver

Multiple Choice

Which element is this?

• Calcium

• Chlorine

• Silicon

• Potassium

Multiple Choice

What element is this?

• Nitrogen

• Chlorine

• Argon

• Phosphorous

Multiple Choice

Which Bohr model represents Be?

Multiple Choice

How many neutrons in C-14?

• 6

• 7

• 14

• 8

Multiple Choice

How many neutrons does an atom of the isotope Neon-22 have?

• 12

• 10

• 22

• 20

Multiple Choice

How many neutrons does the following isotope have?

Mg-23

• 10

• 11

• 12

• 13

Multiple Choice

How many protons does the following isotope have?

S-32

• 16

• 32

• 14

• 18

Multiple Choice

What is the mass number of the following isotope?

Fe-56

• 26

• 30

• 56

• 24

Multiple Choice

How many neutrons does the following isotope have?

Ca- 42

• 20

• 22

• 24

• 26

Multiple Choice

How many neutrons does the isotope of lithium have?

• 8

• 3

• 4

• 5

Multiple Choice

How many protons does this isotope of titanium have?

• 48

• 22

• 26

• 70

Multiple Choice

In a correctly written symbol what would be located in the "A" position?

• number of neutrons

• atomic number

• number of electrons 

• mass number

Multiple Choice

How many neutrons does a Sodium 24 isotope have?

• 12

• 13

• 14

• 15

Multiple Choice

How many electrons does a Copper atom have?

• 63

• 29

• 92

• 34

Multiple Choice

An atom has 12 protons and 13 neutrons in its nucleus. Which is the correct symbol?