Famous Scientists
The Atom
Bohr Models
Vocabulary
The Periodic Table
100

Which atomic scientist came up with the name "Atomos" for Atom?
OPTIONS:

Dalton

Democritus

Thomson

Rutherford

Democritus

100

What two parts of the Atom are in the NUCLEUS?

Proton and Neutron

100

What does a Bohr model look like?

A bulls eye!

100

What is matter?

Matter is anything that has mass and takes up space.

100

Where is the ATOMIC NUMBER located on the periodic table?

(You can point to it on a periodic table)

Top left or right corner

200

Which atomic scientist came up with the Plum Pudding Model?

OPTIONS:

John Dalton

Democritus

J.J. Thomson

Ernest Rutherford

J.J. Thomson

200

What part of the Atom moves quickly in shells around the outside?

Electron

200

How many electrons would SODIUM have and what would their Electron Shells Look like?

11 electrons

FIRST SHELL: 2

SECOND SHELL: 8

THIRD SHELL: 1

200

What is an atom?

The building block of matter, the smallest part of an element

200

Where is the MASS NUMBER/ATOMIC MASS on the Periodic Table?

(You can point to it on the periodic table)

Bottom- decimal number

300

Which experiment did Ernest Rutherford come up with?

OPTIONS:

Plum Pudding Model Experiment

Gold Foil Experiment

Bohr Model Experiment

The Neutron

Gold Foil Experiment

RUTHERfoil

300

What is the center of the Atom called?

Nucleus

300

How many electrons would HYDROGEN have and what would their Electron Shells Look like?

1 electron

FIRST SHELL: 1

300

What is an element?

A pure substance made entirely from one type of atom

300

Using your periodic table, what is the Atomic Number for the element Chlorine (Cl)?

17

400

What did James "Jimmy" Chadwick discover?

Neutron

400

What is the mass of an electron?

0
400

How many electrons would SODIUM have and what would their Electron Shells Look like?

11 electrons

FIRST SHELL: 2

SECOND SHELL: 8

THIRD SHELL: 1

400

What is a proton?

A positively charged part of an atom

400

Using your periodic table, what is the atomic mass/mass number for Potassium (K)?

39.098 or 39

500

Who discovered the Bohr Model?

Niels Bohr

500

What is the mass of protons and neutrons?

1

500

How many electrons would CARBON have and what would their Electron Shells Look like?

6 electrons

FIRST SHELL: 2

SECOND SHELL: 4

500

What are the electron shells in an Atom?

The rings around the nucleus where the electrons are.

500

Using your periodic table, what is the atomic mass/mass number for Sulfur (S)?

32.06 or 32