Properties
Chemical/Physical
Mixtures
Periodic Table
Miscellaneous
100
Chemistry is the study of
What is Matter, changes in matter
100
Milk going sour
What is Chemical change
100
Non uniformed, may vary in composition
What is Heterogeneous
100
H
What is hydrogen
100
The best place to find chemical information
What is the periodic table
200
contains two or more elements bonded together
What is compound
200
In a chemical reaction Fe + O2 ----> Fe)2, the Iron Oxide is the
What is Product
200
What is another name for a homogeneous mixture
What is solution
200
Horizontal row on the periodic table
What is period
200
In a chemical reaction, the number of atoms that react are always_______ the number of atoms in the product.
What is equal
300
Alters the substance without changing the composition
What is Physical change
300
Air, smoke, and water vapors are all examples of
What is matter
300
Elements id a group have similar
What is properties
400
The study of substances containing carbon is
What is organic chemistry
400
Physical means can be used to seperate
What is Mixtures
400
The process that separates a solid from a liquid in a heterogeneous mixture is called
What is filtration
400
The name of Pb
What is Lead
400
Starting substance in a chemical reaction
What is reactant
500
part of a sample with uniform composition and properties
What is phase
500
Name three clues that tell you a chemical change has occurred
What is gas formation, precipitate is formed, Color change, energy transfered
500
Chemical formulas represent_________, and chemical symbols represent _____________
What is compound, elements
500
Name five elements that belong in the same period
What is B, C, N, O, F
500
How many molecules are in one mole
What is 6.02 × 10 23
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