Structure of the atom
What is the center of an atom called?
Nucleus
How many protons are in a Helium atom?
2
What is a physical property of all 3 groups?
Luster, conductivity, malleability, or ductility
How many elements are on the periodic table in total?
118
How do Ionic bonds form?
When oppositly charged ions are attracted to eachother
How many electrons are there in He+2?
0
Where are metals found on the periodic table?
How many elements are in the first period of the periodic table?
2
How do covalent bonds form?
When atoms share electrons
What particles can be found in the nucleus?
Protons and Neutrons
How do you determine the number of protons in an element?
Look at the Atomic number
Where are Metalloids found on the periodic table?
Found along the zigzag line
What do you call groups 3-12 on the periodic table?
Transition metals
How many electrons are on the outer ring of an element in group 18?
Orbital Rings
How many Neutrons are in Gold-82?
3
True or False: Non-metals are poor conducters of electricity.
True
Which group number is consisted of the Alkali Metals.
1
How many electrons do atoms try to get on their outer ring?
8
True or False: Neutrons have a negative charge.
False
How many electrons are in C-4?
10
Which metal is the only metal to be a liquid at room temperature?
Mercury
How many periods and Groups are on the periodic table?
Periods:7
Groups:18
Which groups on the periodic table want to gain electrons?
15-17