Chapter 1 Flashcards
Define Chemistry
The study of matter - It’s nature, properties, and transformations.
Define Matter
Anything Real - Anything with Mass and Volume
Define Propety
Any descriptive characteristics of matter (size, color, temperature, etc.)
What does “Change of state” mean?
The change of substance from one form to another. (solid, liquid, gas)
State of matter
The physical state of a substance as a solid, liquid, or gas.
Define “Element”
A fundemental substance that cannot be broken down into simpler substances by chemical reactions.
What is an element that can be broken down into simpler substances via chemical reaction?
Chemical Compound
How many known elements are there? Of those, how many are naturally occurring?
118; 90
Chemical symbol for Uranium
U
Chemical Symbol for Titanium
Ti
Chemical symbol for Tungsten
W
Chemical symbol for Neodymium
Nd
Chemical symbol for Iodine
I
Chemical symbol for Hydrogen
H
Chemical symbol for Sodium
Na