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26 terms

Chemistry Final

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CaCl2
What is the formula for the compund formed by calcium ions and chloride ions
Isotopes
Atoms of the same element that have different masses are called
Cation
A positive ion is known as
Noble gases
Argon, krypton, adn xenon are
covalent bond
The chemical bod formed when two atoms share electrons is called
atomic number
All atoms of the same element have the same
Solid state
The state of matter in which a material has definate shape and definite volume is the the
Anion
A negative ion is known as
Mendeleev
The idea of arranging the elements in the periodic table according to their chemical and physical properties
Mass number
THe total number of protons and neutrons in the nucleus of an atom is its
Gaseous State
The state of matter in which a material has neither a definite shape nor a definite volume is the
Alkali Metals
THe elements in Group 1 are also known as the
Liquid state
THe state of matter in which a material has a definite volume but no definite shape is the
Valence electrons
The electrons available to be lost, gained, or shared when atoms form molecules are called
Non-numerical information
Qualitative observations are recorded using
Group
A vertical column of blocks in the periodic table is called
John Dalton
Who was the schoolmaster who studied chemistry and proposed an atomic theory
Numerical information
Quantitative obserations are recorded using
1 millimeter
A volume of 1 cubic centimeter is equivalent to
chemical bond
a mutual electrical attraction between the nuclei and valence electrons of differnet atoms that bind the atoms together is called
Period
A horizontal row of bloxks in teh periodic table is called
density
The quantity of matter per unit volume is
Fluorine
The element that has the greateset electronegativity is
Solid State
The state of matter in which particles are rigidly held in fixed positions is the
reactivity
One chemical property of matter is
lost, gained, or shared
When chemical compounds form, valence electrons are those that may be