Shared Flashcard Set

Details

Science Flashcards
8th science unit 2 review
21
Science
8th Grade
10/26/2015

Additional Science Flashcards

 


 

Cards

Term
Valence electron
Definition
Electrons in the outer orbital and with the higher energy level.
Term
Ionic bond
Definition
Unequal sharing of one or more electrons.
Term
Covalent bond
Definition
Equal sharing of one or more electron.
Term
Metallic bond
Definition
Sharing of free drifting valence electrons.
Term
Alloy
Definition
A mixture of two or more elements that have the properties of metals.
Term
Malleable
Definition
Can be rolled, pressed, or hammered into complex shapes.
Term
Ductile
Definition
Can be bent or pulled into thin strands.
Term
Conductor
Definition
Electrons can move freely through metals because of the free flowing electrons.
Term
Luster
Definition
Shiny
Term
Heat conductor
Definition
The metallic bonds allow the easy transfer of heat energy.
Term
Alkali metals
Definition
Li, Na, K, Rb, Cs, Fr
Term
Alkaline earth metals
Definition
Be, Mg, Ca, Sr, Ba, Ra
Term
Transition metals
Definition
Sc, Tl, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, etc.
Term
Lanthanides
Definition
Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu
Term
Actinides
Definition
Th, Pa, U, Np, Pu, Am, Cm, Bk, Cf, Es, Fm, Md, No, Lr
Term
Carbon family
Definition
C, Si, Ge, Sn, Pb
Term
Nitrogen family
Definition
N, P, As, Sb, Bi
Term
Oxygen family
Definition
O, S, Se, Te, Po
Term
Halogen family
Definition
F, Cl, Br, I, At
Term
Noble gases
Definition
He, Ne, Ar, Kr, Xe, Ra
Term
Dalton model
Definition
Solid ball
Supporting users have an ad free experience!