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Chapter 2 Vocab SCI

Earth Science Vocab jso

The smallest particle of matter that contains the characteristicts of an element. Atom
# of protons in the Nucleus. Atomic number
Where the electrons are located in an atom. Energy levels.
Atoms with same number of protons but different number of neutrons are said to be __________ of that element. Isotopes
Protons Plus Neutrons ATOMIC NUMBER
A substance that consists of two or more elements that are chemically combined in specific properties. Compounds
Atom that has an electrical charge because of a gain or loss of one or more electrons Ion
The bond between positive and negative electrons. Ionic Bond
Bonds when atoms share electrons Covalent bonds
Bonds when electrons are shared by metal ions Metallic bonds
List the 5 characteristicts of a mineral Naturally occurring, inorganic solid with an orderly crystaline structure and a definite chemical composition.
Most common element group Silicates
Structure formed when Silicon and oxygen combine Silicon-oxygen tetrehedon
Mineral color in powdered form Streak
used to describe how light is reflected from the surface of a mineral. Luster
the visible expression of a mineral's internal arrangement of atoms. Crystal Form
a measure of the resistance of a mineral to being scratched. Hardness
The tendancy of a mineral to cleave, or break, along flat, even surfaces. Cleavage
Minerals that do not show cleavage when broken are said to ________. Fracture
A property of all matter that is the ratio of an object's mass to its volume. Density
A substance that cannot be broken down into simpler substances by chemical or physical means Element
Created by: planetaryking
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