Chemistry: Introduction and Periodic Table GUHS
Introductory Chemistry Vocabulary
Tiniest part of matter
two or more things physically combined.
mixture that you can see the different parts of
mixture that looks the same throughout
simplest type of matter. It can't be broken down further.
two or more elements chemically combined. It has a formula.
These are found on the left side of the periodic table and are ductile, malleable and conductors
These are found on the right side of the periodic table and are brittle and dull.
property electricity or heat can pass through
property that says heat and electricity can NOT pass through easily
property that says metals can be bent or shaped, flattened
property that says metals can be twisted into wires
property of nonmetals that explains why they shatter or break easily
side of the periodic table where metals are located
side of the periodic table where nonmetals are located
runs up and down on the periodic table and elements in them share characteristics or are similar. Another name for group
runs up and down on the periodic table and elements in them share characteristics or are similar. Another name for a family
runs across of the periodic table. Elements in them do NOT act similar.
the study of the composition, structure, and properties of matter
any substance that has a definite composition
a measure of the amount of matter
anything that takes up space and has mass
the smallest unit of an element that maintains the properties of that element
a pure substance made of only one kind of atom
a substance that is made from the atoms of two or more elements that are chemically bonded
depend on the amount of matter that is present
do not depend on the amount of matter present
a characteristic that can be observed or measured without changing the identity of the substance
a change in a substance that does not involve a change in the identify of the substance
change of state
a physical change of a substance from one state to another
matter is this state has a definite shape and definite volume
matter is this state has a definite volume but an indefinite shape
matter in this state has neither a definite shape nor definite volume
a high temperature physical state of matter in which atoms lose their electrons
relates to a substance's ability to undergo changes that transform it into different substances
a change in which one or more substances are converted into different substances. AKA - chemical reaction
the substances that react in a chemical change or reaction
the substances that are formed by the chemical change
a blend of two or more kinds of matter
a substance (mixture) that is uniform in compostion
homogeneous mixtures (can be solid, liquid or gas)
a mixture that is not uniform throughout
a substance with a fixed composition; every sample demonstrates the same properties
The charge on a magnesium ion
The charge on a sodium ion
The charge on a fluorine ion
The charge on a sulfur ion
an atom that has gained or lost an electron
a radioactive particle stopped by paper
a helium nucleus
a radioactove particle stopped by foil
can be negative or positive
radioactivity that is a wave - energy
an alpha particle is like the nucleus of what element?
what subatomic particle is a negative beta particle?
Another word for the columns in the periodic table
another name for rows of elements in a periodic table
what group is lithium in?
What name is group 8A known by?
Noble gases don't react because they have a full _____
A type of bonding that involves sharing electrons
covalent bonds only occur in...
How many fluorine ions would bond with a single magnesium ion?
covalent bonds with two pairs of electrons being shared are ____ bonds
the splitting of an atom into smaller fragments
what element is used to date once-living things?
atoms with the same number of protons but different numbers of neutrons