Atomic Structure: Atoms

​If you divide this amount of mercury 10 times repeatedly, at what point will it still be mercury or be something else?

• after 1 time

• after 10 times

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NGSS.MS-PS1-1

Thomson discover the ​ (a)   by playing around with the Crooke's tube , which ​ (b)   into the cathode ray tube used in older ​ (c)  

• electron
• evolved
• televisions

Using ​ (a)   elements, Rutherford discover the small positive ​ nucleus, due to ​ (b)   within it, and the relative spatial ​ (c)   between the electrons and the ​ (d)  

• nucleus
• protons
• distance
• radioactive

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NGSS.MS-PS1-1

Using ​ (a)   elements, Chadwick discover that the positive ​ nucleus had a ​ (b)   elementary particle, a ​ (c)   , a unknown ​ (d)  

• radioactive
• neutral
• neutron
• radiation

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NGSS.HS-PS1-8

Pick and circle your favorite element in the universe represented in the periodic table

Label the symbols used in the periodic table to represent atoms.

a

b

c

d

Atomic Number

Atomic Mass

Symbol

Name

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NGSS.MS-PS1-1

Identify the type of atom and the parts of the atom labeled in the Bohr model diagram.

a

b

c

d

e

Argon (Ar)

Beryllium (Be)

Electron

Neutron

Proton

Lithuium (Li)

Electron Shell

Uranium (U)

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NGSS.MS-PS1-1

What is the mass number of this atom?

• 1

• 3

• 4

• 7

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NGSS.MS-PS1-1

How would you represent this atom on the periodic table?

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NGSS.MS-PS1-1

How would you represent this atom on the periodic table?

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NGSS.MS-PS1-1