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Trends
Periods and Groups
Elements
Atoms
Grab Bag
100
I am larger in size than than Nitrogen,and smaller in size than Boron
What is Carbon
100
Be, Mg, Ca, Sr, Ba, Ra are all in this group
What is Alkaline Earth Metals
100
This element is the lightest element on the Periodic Table
What is Hydrogen
100
I am in the nucleus of an atom. I identify the element
What is a proton
100
I developed the first Periodic Table
What is Demitri Mendeleev
200
I do not need a lot of energy to remove electrons from my outer most energy level. I am in group 1
What is Francium
200
This group is in the center of the periodic table. They form multiple charges.
What is transitional metals
200
I am an element that is used to build buildings and cars. When I oxidize, rust is left over.
What is Iron
200
I am the smallest unit. I can't be broken down.
What is an atom
200
this work led to the modern definition of the atomic number
Who is Mosley
300
An element's ability to attract electrons
What is electronegativity
300
This group has solids, liquids, and gases
What is Halogen Group
300
I am a solid at room temperature, a metal, and form table salt with chlorine.
What is sodium
300
I am in the nucleus, but have no charge. I am apart of the mass of an atom
What is a neutron
300
Physical and chemical properties of the elements are periodic functions of atomic numbers
What is Periodic Law
400
This atom will lose electrons for form an ion
What is a Cation
400
Boron, Aluminum, Gallium, Indium, Thallium, are apart of this group
What is Boron Group
400
I am a liquid at room temperature and in the Halogen group
What is Bromine
400
I am a negative particle and I belong in a cloud.
What is an electron
400
Most significant addition to the Periodic table
What is the Noble Gases
500
I have the highest electronegativity value on the periodic table. All values are based on me.
What is Fluroine
500
This group was discovered in the 1900's
What is Lanthinide group
500
This element has both metal and non-metal properties. I have 32 protons and electrons and have 4 valence electrons.
What is Germanium
500
There are two particles that make up the mass of an atom
What is the proton and neutron
500
This was the last group to be added to the Periodic Table
What is Actinidies