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;
11 Cards in this Set
- Front
- Back
|
Peridic table
|
organization scheme for elements
|
|
|
groups/families
|
vertical columns of the periodic table (properties change regularly)
|
|
|
Metals- def
|
an element that is a good electrical conductor and a good heat conductor
|
|
|
Kinds fo Metals
|
malleable (can be hammered ot molded)
ductie: drawn into a fine wire tensile strength: ability to resist breaking when pulled Most have a luster Mercury: liquid Alkalis: soft |
|
|
Nonmetals
|
element that is a poor conductor of heat and electricity
|
|
|
Metalloids
|
element that has some characteristics of metals and some characterisitics of nonmentals.
All solid at room temp., less malleable than metals, but less brittle than nonmetals. Semiconductors of electricity 1 2, 2, 1 from silicon then lst is one over |
|
|
Noble Gases
|
generally unreactive
Group 18 |
|
|
Group 1 Alkaline Metals
|
extremely reactive, one electron in the outer ring
|
|
|
Group2 :alkaline
|
earth metals
|
|
|
Lanthanoid
|
the first rown on botom
|
|
|
Actinide
|
second row on bottom
|
