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History of Chemistry
Parts of an Atom
Nomenclature
What is Matter?
Atomic Numbers
100
Early people were producing these types of changes even though they didn't know what was happening. For example - extracting metals from ores and making jewelry.
chemical
100
The inner part of an atom that contains the proton and the neutron is called the __________.
Nucleus
100

NaI

What is sodium iodide?

100
This is anything that takes up space (has a mass).
matter
100
Atomic numbers of an atom are the same as the number of what in an atom?
protons
200
The name of the scientist who initiated modern atomic theory
What is John Dalton (Accept Dalton)? 
200
These particles have a positive charge and are found inside the nucleus.
proton
200

The formula for iron (II) oxide

FeO

200
The smallest pieces of matter are called __________.
atoms
200
Carbon's atomic number is _______.
6
300

The early atomic model in which positive charges were embedded in a sea of negative charge.

What is the plum pudding model?


300
These particles are located within the nucleus, and have no charge.
Neutron
300

Al2(SO3)3

What is aluminum sulfite?
300
What type of particle holds the protons and neutrons together in the nucleus?
mesons
300
What element has a number of 56?
barium
400
Names for elements comes from the English or __________ name.
latin
400
These particles are negatively charge and are found outside the nucleus.
electrons
400

Ca(HCO3)

What is calcium bicarbonate?
400
Up, Down, Strange, Charm, top and bottom are all names for what type of particle?
quarks
400
Why does hydrogen have an atomic number of 1?
because it only has one proton
500
People first realized that an atom had a proton and an electron in which decade?
10's
500
Most of the mass of an atom is located here.
nucleus
500

The empirical formulas for compounds with the following percent compositions: (a) 15.8% carbon and 84.2% sulfur

CS2

500
What type of particle are quarks held together by?
gluons
500
Some atoms have more ___________, which makes it an isotope and gives it a negative charge
electrons