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100
He invented the periodic table.
Who is Demitri Mendeleev?
100
There are this many periods in the periodic table.
What is 7 periods?
100
This element has 2 protons.
What is Helium?
100
An ion with a positive charge.
What is a cation?
200
The first group of elements in the periodic table.
What are alkali metals?
200
This increases from top to bottom within a group, and decreases from left to right across a period.
What is atomic size?
200
This element has 12 electrons.
What is magnesium?
200
The energy required to remove an electron from an atom.
What is ionization energy?
300
when elements are arranged in order of increasing atomic number, and there is a periodic repetition of their physical and chemical properties.
What is the periodic law?
300
The nonmetals of group seven.
What are halogens?
300
Group 8 in the periodic table.
What are the noble gasses?
300
An ion with a negative charge.
What is an anion?
400
the three classes of elements.
What metals, nonmetals, and metalloids?
400
the highest occupied S sublevel and a nearby D sublevel.
What is a transition metal?
400
One half the distance between the nuclei of two atoms of the same element, when the atoms are joined.
What is the atomic radius?
400
The atomic number location.
What is above the element symbol?
500
There are this many groups in the periodic table.
What is 8 groups?
500
The highest occupied S sublevel and a nearby F sublevel generally contains electrons.
What is an inner transition metal?
500
An atom or group of atoms that has a positive or negative charge.
What is an ion?
500
The best teacher in the world!
Who is Ms. Cotnoir? :)