Dots, Charges, Etc. Flashcards
What is the highest number of dots you can have?
8
What are these called —-> :
Lone pairs
Example: How many dots does S have?
6
What is a negative ion called? (-ion)
Anion
What is a positive ion called? (+ion)
Cation
What is another name for iconic size?
Atomic Radius
Which family is most likely to gain 2 electrons to fill their valence shell?
Chalcogens
Why is magnesium ion smaller than calcium ion?
It’s further down in the group
“Official” name for a row.
Period
How many periods are there?
7
“Official” name for a column.
Group
How many groups are there?
18
Name a scientist who was the first to come up with a way to organize the elements on the periodic table.
Dmitri Mendeleev
What is the first property used to arrange the periodic table of elements?
Atomic mass
What is the property we now use to arrange the periodic table of elements?
Atomic Number