chp.13 Word Scramble

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Question	Answer
Electrons in an atom are organized by	energy level
What are the only parts of an atom that make chemical bonds?	Valence electrons
The __________is the same within each group of the Periodic Table.	number of valence electrons
Why don’t the Noble Gases normally form chemical bonds?	They have a full outer energy level
A __________is the interaction that holds two atoms together.	chemical bond
___________ are electrons in the outermost energy level of an atom.	Valence electrons
What indicates the number of protons in an atom?	the atomic number.
What indicates the number of valence electrons on the periodic table?	The group numbers for #1-8; Subtract 10 for groups 11-18.
In a _________ion, electrons are given off.	positive.
In a _________ion, electrons are gained.	negative.
The _____ending is used for the names of negative ions formed when atoms_______electrons.	-ide,gain
___________ are charged particles that form when atoms gain or lose electrons.	Ions
An ___________bond forms when electrons are transferred from one atom to another	ionic
A repeating three-dimensional pattern that forms when ions bond is called a ____________. Because of this structure	crystal lattice
________ bonded molecules are brittle, have a high melting point and a high boiling point	ionically
The _____________ indicates the number of electrons an atom will gain or lose during an ionic bond.	Oxidation number
_______________ typically form between _______and____________	Ionic bonds,metals,nonmetals
The formation of an ionic chemical bond produces a new ____________	substance
_____________ are used to predict how atoms might bond.	Electron dot diagrams
In the first energy level, ____electrons are needed to have a full level.	2
In the second energy level, ________electrons are needed to have a stable outer energy level.	8
A ____________________ is the smallest particle into which a covalently bonded compound can be divided and still be the same compound.	molecule
______ occurs if there are less than_____ electrons in the outermost energy level.	Bonding,8
__________________ are made up of two atoms of the same element.	Diatomic molecules
List some examples of diatomic elements.	Hydrogen, Oxygen, Nitrogen, and the Halogens
a_________ is formed by the attraction between positively charged metal ions and the electrons in the metal.	metallic bond
_______________ is the ability of metals to be drawn into wires	Ductility
_____________ is the ability of metals to be hammered into sheets.	Malleability
What allows metals to be bent, but not broken?	Constantly moving electrons.
a______________ bond forms when atoms share one or more pairs of electrons.	covalent
a_________________ is the smallest unit of a substance that keeps all of the properties of that substance.	molecule
________________________ bond appears as a common electron cloud creating a sea of electrons.	metallic
____________ bonded molecules are good conductors of electricity, are malleable and ductile.	Metallic
List some examples of covalent bonds.	O2, Water, DNA, plastics, sugar
______ typically form between two _________	Covalent bonds,non-metals

Created by: briannaC.