Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
Who arranged the elements in order of atomic mass?
|
Mendeleev
|
|
|
Who arranged the elements in order of atomic number?
|
Moseley
|
|
|
Periodic Law
|
the physical and chemical properties of the elements
|
|
|
Atomic radius
|
one-hald the distance between the nuclei if identical atoms that are bonded together
|
|
|
Atomic radius
Period Trend |
decreases to left
|
|
|
Atomic radius
Group Trend |
Increases down
|
|
|
IE Period trend
|
increases left
|
|
|
IE Group Trend
|
decreases down
|
|
|
Ionic Radii Period trend
|
Decreases left
|
|
|
Ionic Radii Group Trend
|
increases down
|
|
|
cation
|
positive ion
|
|
|
anion
|
negative ion
|
|
|
valence electrons
|
the electrons available to be lost gained or shared in the formaion of chemical compounds
|
|
|
Electronegativity Period Trend
|
increases left
|
|
|
Electronegativity Group Trend
|
decrease down
|
