History of the Periodic Table
Subatomic particles
Group Names & Numbers/Properties
Organization & Arrangement
Miscellaneous
100
Mendeleev's version of the periodic table was missing what group
What is Group 18.
100
Electrons have what type of charge
What is Negative.
100
The elements in group 1 of the periodic table are known as
What are Alkali Metals
100
Vertical columns on the periodic table are called?
What are Groups
100
Elements with both metallic and nonmetallic properties are called
What are Metalloids.
200
In 1864, this English chemist created a table similar to Mendeleev's but overcame the tellurium-iodine problem and even managed to get thallium, lead, mercury and platinum into the right groups, which is something that Mendeleev failed to do at his first attempt. His name is
Who is William Odling
200
Protons have what type of charge?
What is Positive.
200
The elements in this group have the maximum number of electrons possible on their outer energy level seldom react with other elements. They are known as?
What are Noble Gases.
200
Horizontal rows on the periodic table are called?
What is Periods
200
Majority of the elements on the periodic table are classified as a type of this
What is Metal
300
This American scientist whose involvement in the synthesis, discovery and investigation of ten transuranium elements earned him a share of the 1951 Nobel Prize in Chemistry. He formulated the actinide concept, and his name is
Who is Glenn T. Seaborg
300
Neutrons have what type of charge
What is Neutral
300
The elements in this group are also known as Alkaline Earth metals and have an oxidation number of +2. These elements are found in what group?
What is Group 2.
300
Elements on the periodic table are now organized by this
What is Atomic Number.
300
Atoms with a charge are
What are Ions
400
What Russian chemist organized the periodic table according to atomic mass?
Who is D'mitri Mendeleev.
400
You subtract the number of protons from the atomic mass of an element to find what?
What is the number of Neutrons.
400
The elements in this group are very reactive metals that do not occur freely in nature. They are malleable, ductile and are good conductors, These elements belong to which group?
What is Alkali Metals/Group 1
400
Helium only has 2 electrons in it's most outer energy level, but is in what group on the periodic table
What is Group 18.
400
Being a poor conductor is a property of what
What is a Nonmetal
500
This English physicist proposed the periodic table be arranged by atomic number in the early 1900s
Who is Henry Moseley
500
You subtract the charge of an atom from the number of protons to find this in ions.
What is the number of Electrons.
500
The elements of group 17 on the periodic table that are often used in disinfectants, are known as
What are Halogens
500
Elements in the same group have the same amount of electrons in their outer energy level. These electrons are called?
What are Valence electrons.
500
Metals ______ electrons to become ions.
What is Lose.
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