Atoms Bond
A force that holds two or more atoms together.
What is a chemical bond?
pg. 382
A chemical bond is formed when two atoms share one or more pairs of valence electrons.
What is a covalent bond?
pg. 391
Two or more atoms share valence electrons.
What is a covalent compound?
pg. 392
An atom that is no longer electrically neutral due to it losing or gaining valence electrons.
What is an ion?
pg. 398
A bond is formed when many metal atoms share their pooled valence electrons.
pg. 401
He developed the electron dot diagram.
Who is Gilbert Lewis?
pg. 385
Stable gas element with eight valence electrons.
What is a noble gas electron?
pg. 391
The shared electrons are pulled closer to the oxygen atoms than the hydrogen atoms. An example is water.
What is a polar molecule?
pg. 393
Gains valence electrons from metal atoms and nonmetal atoms.
How do nonmetal atoms gain valence electrons?
pg. 399
Indicated by a plus sign.
What are positive ions?
pg. 401
The outermost electron of an atom that participates in chemical bonding.
What are valence electrons?
pg. 384
When two atoms share two pairs of valence electrons.
What is a double covalent bond?
pg. 392
Will not easily dissolve in a polar compound.
What is a nonpolar compound?
pg. 393
Losing one valence electron gives sodium a positive charge. Now having the electron arrangement of neon (Ne).
What is a stable ion?
pg. 399
Good thermal and electrical conductors.
What are metals?
pg. 402
Has two electrons and is chemically stable.
What is Helium?
pg. 386
What is a shared valence electron?
pg. 391
Describes the types of atoms in a compound or a molecule.
What is a chemical formula?
pg. 394
Once an atom gains or loses electrons.
What is a charfed ion?
pg. 400
To serve as a medium through which something can flow.
What does conduct mean?
pg. 402
Highly charged when nearby, lowly charged when not.
What are electron energy levels?
pg. 383
Two nitrogen atoms bond.
What is a triple covalent bond?
pg. 392
From Latin polus, meaning "pole."
What is polar?
pg. 393
An atom that gains valence electrons.
How does an ion become a negative charge?
pg. 398
Metal ions are usually solid at...
What is room temperature?
pg. 402