Periodic Table Flashcards
Atomic Mass
The total number of protons and electrons
(The atomic mass is always a decimal number)
Atomic Number
The number of protons in an element
Ion charge
The number of electrons in an element
How many groups are there in the periodic table
18 groups
How many r we learning
4 groups
What is the first group called
Alkali metals
What is the second group called
Alkaline earth metals
What is group 17 called
Halogens
What is group 18 called
Noble gases
What are the green elements in the periodic table
All the green elements r metals
What are the purple elements in the periodic table
Metalloids
What r the yellow elements called in the periodic table
Non metals
What r solids represented by
Solids r represented by an S in the periodic table and they r black
What r liquids represented by
Liquids r represented by an Br in the periodic table and they r blue
What r gases represented by
Gases r represented by a He in the periodic table and they r red