Alkali Metals
How many electrons MAX can the s shell hold?
2
What does the Atomic number represent?
Protons
What are the horizontal rows on the Periodic Table Called?
periods
Which two subatomic particles are inside the nucleus?
Protons and neutrons
This element has 20 protons, what is its name?
Calcium
Are non-metals located to the left or the right of the "staircase"?
Right
Which subatomic particle do the dots in Lewis Dot Structure represent?
Electrons
What makes up the mass number?
Number of protons and neutrons combined
If an element lost electrons, what would the charge be?
Positive (+)
If an element gained electrons, what would the charge be?
Negative (-)
Are you required to memorize the Periodic Table?
No, its a tool scientists use
How many electrons are needed to satisfy the octet rule? Hint: think of an octagon
8
What are the 3 main types of elements on the periodic table?
metals, non-metals, and metalloids
What two elements are liquids at room temperature? Hint: they are written in blue on the Periodic Table WS
Mercury and Bromine
The staircase follows what group of elements down the periodic table?
metalloids
You are given the mass number and atomic number, what mathematical operation is done to find neutrons?
Hint: mass number is the total of protons and neutrons
Subtraction
This element has 92 protons, what is its name?
Uranium
What is the charge of a proton?
Positive
What are the elements in the middle of the Periodic Table called?
Transition Metals
Which of the following has a larger atomic radius: Cl or Br
Br
What are the vertical columns on the Periodic Table called?
Groups
Which element stands alone on the Periodic Table?
Hydrogen
What is the element for this chemical symbol?
K
Potassium
What is the charge of an electron?
Negative
The majority of the elements on the periodic table are classified as...
metals
Which group does Argon belong to?
Noble gases
Which group is the most reactive and only has one valence electron?
Alkali Metals
What is the atomic mass of Carbon?
12.01 g/mol
Group 17 has a special name called...
What is the charge of a neutron?