Periodic Table
Elements
Metaloids
How many shells The Element has
Lewis ad Bohr structures
100
In the periodic table what is each row called?
What is a period.
100
U
What is the symbol of the element Uranium.
100
What are nonmetals?
What are gasses or brittle solids at room temperature and poor conductors of heat and electricity.
100
1 shell.
What is Hydrogen.
100
The number of electrons is the same as the _______ _______.
What is atomic number.
200
What is the first element in the periodic table?
What is Hydrogen.
200
Which element has 42 as its atomic number?
What is Molybdenum.
200
What is the latyin name for lead?
What is Plumbum.
200
4 shells.
What is Copper.
200
On Lewis structures you only draw the ________ _________.
What is valence electrons.
300
How many periods are in the periodic table?
What is 7.
300
Who is credited for the creation of the periodic table which we use today?
What is Dmitri Mendeleev.
300
How many elements are nonmetals?
What is 17.
300
2 shells
What is Lithium.
300
On a Bohr structure you can only hold up to _ electrons.
What is 8.
400
How many groups are in the periodic table?
What is 18.
400
Dmitri Mendeleev classified elements according to their atomic __________?
What is weight.
400
What are alkali metals?
What are metals that are in group 1 of the peridic table.
400
3 shells
What is Potassium.
400
The atomic mass minus the atomic number equals what.
What is the number of neutrons.
500
What element has the atomic numer of 15?
What is Phosphorus.
500
This is the first element to be discovered by a bankrupt German merchant in 1649 while he was searching for the "philospher's stone"
What is Phosphorus.
500
Name 5 examples of metalloids.
What are Boron, Silicon, Arsenic, Tellurium, and Astatine.
500
2 shells
What is Boron.
500
On a Bohr structure the second shell can only hold _ electrons and the third can only hold __.
What is the second can only hold 8 and the third can only hold 18.
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