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Periodic table and trends
States of Matter
Electron Arrangement
Chemical Formulas
The Atom
100
On the periodic table a vertical column is called this
What is a group?
100
Anything that has mass and takes up space.
What is matter?
100
Negatively charged subatomic particles that orbit the nucleus.
What is an electron?
100
Something made up of 2 or more atoms of the same element.
What is a molecule?
100
An atom is the smallest particle of an ________.
What is an element?
200
Group one consists of these types of elements.
What are alkali metals?
200
This fourth type of matter is normally found in stars.
What is Plasma?
200
There are four possible orbitals S, P, D, and __.
What is F?
200
An ionic formula consists of a metal and this
What is a nonmetal?
200
This law stats that mass is neither created or destroyed during chemical reactions or physical changes.
What is law of conservation of mass?
300
Group 8 has this many valence electrons.
What is eight?
300
Extensive properties are volume, mass, and ______.
What is lenght?
300
Elements in the D block.
What is transition elements?
300
Nonmetals tend to give electrons and become negative; we call them this.
What is anion?
300
The English physicist who discovered electrons in 1897.
Who is J.J. Thomas?
400
Atomic size is measured by the _____
What is the atomic radius?
400
Homogenous mixtures are also known as.
What is a solution?
400
Electrons are found in discrete locations around a nucleus called.
What is a shell?
400
Compounds composed of two different elements are known as.
What is binary compounds?
400
This many atoms are in one mole.
What is 6.02 x 10^23?
500
These are the most reactive non-metals
What are halogens?
500
These are 2 examples of intensive properties.
What is Color, Odor, Boiling point, or Density?
500
The American scientist, who carried out experiments in the early 1900s to determine both the mass and charge on an electron.
Who is Robert A. Millikan?
500
Ions formed from a single atom.
What is monatomic ion?
500
The existence of the atom was first posited by a Grecian teacher in the 4th century B.C.
Who is Democritus?