Matter
Anything that has mass and takes up space
Matter
He
Helium
What are the three states of matter
Solid, Liquid, Gas
The periodic table is divided into these three categories
Metals, Nonmetals, and Metalloids
The smallest unit of an element
Atom
Gasoline is this type of mixture
Homogeneous
Bromine
Br
Definite volume and indefinite shape corresponds to this state of matter
Liquid
Krypton is part of which group
Noble Gases
How many atoms are in the chemical formula Al2(OH)4?
10
Elements and Compounds are considered to be this type of matter
Pure Substance
Si
Silicon
A change in state from a gas to a liquid is called this
Condensation
Find the element: Group IVA, Period 5
Sn (Tin)
Melting Point: Chemical or physical property
Beach sand is this type of mixture
Heterogeneous
K
Potassium
A change in state from a liquid to a gas is called this
Vaporization
Which group on the periodic table reacts violently with water?
The Halogens
Water freezing is this type of change
Physical change
MgO is considered to this
A compound
Iron
Fe
A change in state from a solid to a gas is called this
Sublimation
Elements 58-71 are part of which group
Lanthanides
If 1 gram of hydrogen reacts with oxygen to form 8 g of water, how much oxygen reacted?
7 grams