Periodic Table Flashcards
The elements on the periodic table what categorized into three groups, what are they?
Metals, metalloids and Non metals
Where are metals found on the periodic table ?
To the left of the staircase
Where are nonmetals found on the periodic table ?
To the right of the staircase
Where are metalloids found on the periodic table?
On the staircase
What are a few properties of metals ?
- shiny
- reacts w acids
- good conductors of heat and energy
- solid at room temperature ( not mercury tho)
What are a few properties of nonmetals ?
- bad conductors of heat n energy
- liquid at room temperature
- if solid can reduced to a power.
What are a few properties of metalloids ?
- have properties of metals and nonmetals
- semiconductors
What does a period Indicate on the periodic table ?
The number of shells an atom has
What does a column indicate on a periodic table
The number of valence electrons
A period is horizontal or vertical?
Horizontal
A column is horizontal or vertical?
Vertical