When looking at a single element on the periodic table. This number is above the element symbol.
What is the atomic number?
This defines the element (not the element symbol)
What is Atomic Number/ Protons?
True or False? Every element in period 18 have 8 valence electrons?
False. Helium has 2
Name the 3 parts of the atom AND their locations
Proton-neucleus
Neutron-neucleus
Electrons-Electron shell/outside nucleus
Name the 3 parts of the atom and their charges
Proton+
Neutron
Electron-
When looking at a single element on the periodic table, this number is below the element symbol.
What is the Atomic Mass Number
Number of electrons for the element Au (Gold)
79
DOUBLE POINTS
How many groups are in the periodic table
18
The name of the particles only in the outer shell
Valence electrons
This part of the atom has little to No relative mass
Electrons
What would be the atomic mass of of this element as a whole number?
75.4899
75
This is the name of rows on the periodic table
What is Periods
The atomic mass for Sodium(as a whole number)
23
DOUBLE POINTS
Someone draw on the board the electron configuration for Calcium
Teacher approval
Chemistry is the study of the makeup of substances and how they interact. This determines how and what elements will react with. (BE SPECIFIC)
Valence Electrons (SPECIFICALLY)
The reason for the gaps in the periodic table?
Undiscovered elements/ offset in numerical fit
This is the name of columns on the periodic table
What is groups
The oxidation number for Bromine
-1
an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
Ion
Re (Rhenium)
Number of neutrons for W(Tungsten )
110
He, Ne, Ar, Kr, Xe, and Rn are colorless, tasteless, odorless, and nonflammable. They are given this nickname because of these properties
What is Noble Gases
The side of the periodic table that includes
-metals
-nonmetals
-and the first element of metalloids (lowest amount of protons)(must get all correct for credit)
-metals (left)
-nonmetals(right)
-Boron
A different form of the same element that contains equal number of protons but different number of neutrons
Isotopes
Isotopes